Slotmap refactor

6 years ago · 10aba20fe5
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -294,25 +294,6 @@ dependencies = [
 "toml 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "content"
 version = "0.1.0"
 dependencies = [
 "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "config 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "globset 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rendering 0.1.0",
 "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "tempfile 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
 "toml 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "utils 0.1.0",
 ]
 [[package]]
 name = "cookie"
 version = "0.11.0"
@@ -759,7 +740,6 @@ dependencies = [
 "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "content 0.1.0",
 "ctrlc 3.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "errors 0.1.0",
 "front_matter 0.1.0",
@@ -1035,6 +1015,27 @@ dependencies = [
 "crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "library"
 version = "0.1.0"
 dependencies = [
 "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "config 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "globset 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rendering 0.1.0",
 "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "slotmap 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "tempfile 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
 "toml 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "utils 0.1.0",
 ]
 [[package]]
 name = "link_checker"
 version = "0.1.0"
@@ -1383,21 +1384,6 @@ dependencies = [
 "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "pagination"
 version = "0.1.0"
 dependencies = [
 "config 0.1.0",
 "content 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "taxonomies 0.1.0",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
 "utils 0.1.0",
 ]
 [[package]]
 name = "parking_lot"
 version = "0.6.4"
@@ -1610,11 +1596,11 @@ dependencies = [
 name = "rebuild"
 version = "0.1.0"
 dependencies = [
 "content 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "highlighting 0.1.0",
 "library 0.1.0",
 "site 0.1.0",
 "tempfile 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1809,10 +1795,10 @@ name = "search"
 version = "0.1.0"
 dependencies = [
 "ammonia 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "content 0.1.0",
 "elasticlunr-rs 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "errors 0.1.0",
 "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "library 0.1.0",
 ]
 [[package]]
@@ -1900,18 +1886,16 @@ name = "site"
 version = "0.1.0"
 dependencies = [
 "config 0.1.0",
 "content 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "imageproc 0.1.0",
 "pagination 0.1.0",
 "library 0.1.0",
 "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "sass-rs 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "search 0.1.0",
 "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "taxonomies 0.1.0",
 "tempfile 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "templates 0.1.0",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1923,6 +1907,11 @@ name = "slab"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "slotmap"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "slug"
 version = "0.1.4"
@@ -2090,21 +2079,6 @@ dependencies = [
 "yaml-rust 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "taxonomies"
 version = "0.1.0"
 dependencies = [
 "config 0.1.0",
 "content 0.1.0",
 "errors 0.1.0",
 "front_matter 0.1.0",
 "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 "slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
 "utils 0.1.0",
 ]
 [[package]]
 name = "tempfile"
 version = "3.0.4"
@@ -2124,12 +2098,11 @@ version = "0.1.0"
 dependencies = [
 "base64 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "config 0.1.0",
 "content 0.1.0",
 "errors 0.1.0",
 "imageproc 0.1.0",
 "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "library 0.1.0",
 "pulldown-cmark 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "taxonomies 0.1.0",
 "tera 0.11.16 (registry+https://github.com/rust-lang/crates.io-index)",
 "utils 0.1.0",
 ]
@@ -2940,6 +2913,7 @@ dependencies = [
 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 "checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
 "checksum slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5f9776d6b986f77b35c6cf846c11ad986ff128fe0b2b63a3628e3755e8d3102d"
 "checksum slotmap 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4ed041f7f2ff35f2bf7d688bf30686976512f8300e37433c2c73ea9f4cf14b"
 "checksum slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b3bc762e6a4b6c6fcaade73e77f9ebc6991b676f88bb2358bddb56560f073373"
 "checksum smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "153ffa32fd170e9944f7e0838edf824a754ec4c1fc64746fcc9fe1f8fa602e5d"
 "checksum socket2 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "c4d11a52082057d87cb5caa31ad812f4504b97ab44732cd8359df2e9ff9f48e7"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,6 @@ ctrlc = "3"
 site = { path = "components/site" }
 errors = { path = "components/errors" }
 content = { path = "components/content" }
 front_matter = { path = "components/front_matter" }
 utils = { path = "components/utils" }
 rebuild = { path = "components/rebuild" }
@@ -41,18 +40,19 @@ rebuild = { path = "components/rebuild" }
 [workspace]
 members = [
    "components/config",
    "components/content",
    "components/errors",
    "components/front_matter",
    "components/highlighting",
    "components/pagination",
    "components/rebuild",
    "components/rendering",
    "components/site",
    "components/taxonomies",
    "components/templates",
    "components/utils",
    "components/search",
    "components/imageproc",
    "components/link_checker",
    "components/library",
 ]
 #[profile.release]
 #debug = true
--- a/components/content/benches/all.rs
+++ b/components/content/benches/all.rs
@@ -1,146 +0,0 @@
 #![feature(test)]
 extern crate test;
 extern crate tera;
 extern crate content;
 extern crate front_matter;
 extern crate config;
 use std::collections::HashMap;
 use std::path::Path;
 use config::Config;
 use tera::Tera;
 use front_matter::{SortBy, InsertAnchor};
 use content::{Page, sort_pages, populate_siblings};
 fn create_pages(number: usize) -> Vec<Page> {
    let mut pages = vec![];
    let config = Config::default();
    let mut tera = Tera::default();
    tera.add_raw_template("shortcodes/youtube.html", "hello");
    let permalinks = HashMap::new();
    for i in 0..number {
        let mut page = Page::default();
        page.meta.weight = Some(i);
        page.raw_content = r#"
 # Modus cognitius profanam ne duae virtutis mundi
 ## Ut vita
 Lorem markdownum litora, care ponto nomina, et ut aspicit gelidas sui et
 purpureo genuit. Tamen colla venientis [delphina](http://nil-sol.com/ecquis)
 Tusci et temptata citaeque curam isto ubi vult vulnere reppulit.
 - Seque vidit flendoque de quodam
 - Dabit minimos deiecto caputque noctis pluma
 - Leti coniunx est Helicen
 - Illius pulvereumque Icare inpositos
 - Vivunt pereo pluvio tot ramos Olenios gelidis
 - Quater teretes natura inde
 ### A subsection
 Protinus dicunt, breve per, et vivacis genus Orphei munere. Me terram [dimittere
 casside](http://corpus.org/) pervenit saxo primoque frequentat genuum sorori
 praeferre causas Libys. Illud in serpit adsuetam utrimque nunc haberent,
 **terrae si** veni! Hectoreis potes sumite [Mavortis retusa](http://tua.org/)
 granum captantur potuisse Minervae, frugum.
 > Clivo sub inprovisoque nostrum minus fama est, discordia patrem petebat precatur
 absumitur, poena per sit. Foramina *tamen cupidine* memor supplex tollentes
 dictum unam orbem, Anubis caecae. Viderat formosior tegebat satis, Aethiopasque
 sit submisso coniuge tristis ubi!
 ## Praeceps Corinthus totidem quem crus vultum cape
 ```rs
 #[derive(Debug)]
 pub struct Site {
    /// The base path of the gutenberg site
    pub base_path: PathBuf,
    /// The parsed config for the site
    pub config: Config,
    pub pages: HashMap<PathBuf, Page>,
    pub sections: HashMap<PathBuf, Section>,
    pub tera: Tera,
    live_reload: bool,
    output_path: PathBuf,
    static_path: PathBuf,
    pub tags: Option<Taxonomy>,
    pub categories: Option<Taxonomy>,
    /// A map of all .md files (section and pages) and their permalink
    /// We need that if there are relative links in the content that need to be resolved
    pub permalinks: HashMap<String, String>,
 }
 ```
 ## More stuff
 And a shortcode:
 {{ youtube(id="my_youtube_id") }}
 ### Another subsection
 Gotta make the toc do a little bit of work
 # A big title
 - hello
 - world
 - !
 ```py
 if __name__ == "__main__":
    gen_site("basic-blog", [""], 250, paginate=True)
 ```
 "#.to_string();
        page.render_markdown(&permalinks, &tera, &config, &Path::new(""), InsertAnchor::None).unwrap();
        pages.push(page);
    }
    pages
 }
 // Most of the time spent in those benches are due to the .clone()...
 // but i don't know how to remove them so there are some baseline bench with
 // just the cloning and with a bit of math we can figure it out
 #[bench]
 fn bench_baseline_cloning(b: &mut test::Bencher) {
    let pages = create_pages(250);
    b.iter(|| pages.clone());
 }
 #[bench]
 fn bench_sorting_none(b: &mut test::Bencher) {
    let pages = create_pages(250);
    b.iter(|| sort_pages(pages.clone(), SortBy::Weight));
 }
 #[bench]
 fn bench_sorting_order(b: &mut test::Bencher) {
    let pages = create_pages(250);
    b.iter(|| sort_pages(pages.clone(), SortBy::Weight));
 }
 #[bench]
 fn bench_populate_siblings(b: &mut test::Bencher) {
    let pages = create_pages(250);
    let (sorted_pages, _) = sort_pages(pages, SortBy::Weight);
    b.iter(|| populate_siblings(&sorted_pages.clone(), SortBy::Weight));
 }
 #[bench]
 fn bench_page_render_html(b: &mut test::Bencher) {
    let pages = create_pages(10);
    let (mut sorted_pages, _) = sort_pages(pages, SortBy::Weight);
    sorted_pages = populate_siblings(&sorted_pages, SortBy::Weight);
    let config = Config::default();
    let mut tera = Tera::default();
    tera.add_raw_template("page.html", "{{ page.content }}").unwrap();
    let page = &sorted_pages[5];
    b.iter(|| page.render_html(&tera, &config).unwrap());
 }
--- a/components/content/src/lib.rs
+++ b/components/content/src/lib.rs
@@ -1,29 +0,0 @@
 extern crate tera;
 extern crate slug;
 extern crate serde;
 extern crate rayon;
 extern crate chrono;
 extern crate errors;
 extern crate config;
 extern crate front_matter;
 extern crate rendering;
 extern crate utils;
 #[cfg(test)]
 extern crate tempfile;
 #[cfg(test)]
 extern crate toml;
 #[cfg(test)]
 extern crate globset;
 mod file_info;
 mod page;
 mod section;
 mod sorting;
 pub use file_info::FileInfo;
 pub use page::Page;
 pub use section::Section;
 pub use sorting::{sort_pages, populate_siblings, sort_pages_by_date};
--- a/components/content/src/sorting.rs
+++ b/components/content/src/sorting.rs
@@ -1,247 +0,0 @@
 use std::cmp::Ordering;
 use rayon::prelude::*;
 use page::Page;
 use front_matter::SortBy;
 /// The comparison function of sorting pages by day
 /// Used by the RSS rendering
 /// To remove if `sort_pages` is changed to work on borrowed values
 /// This cannot be used in `sort_pages` currently as it takes &&Page instead of &Page
 pub fn sort_pages_by_date(a: &&Page, b: &&Page) -> Ordering {
    let ord = b.meta.datetime.unwrap().cmp(&a.meta.datetime.unwrap());
    if ord == Ordering::Equal {
        a.permalink.cmp(&b.permalink)
    } else {
        ord
    }
 }
 /// Sort pages by the given criteria
 ///
 /// Any pages that doesn't have a required field when the sorting method is other than none
 /// will be ignored.
 pub fn sort_pages(pages: Vec<Page>, sort_by: SortBy) -> (Vec<Page>, Vec<Page>) {
    if sort_by == SortBy::None {
        return (pages, vec![]);
    }
    let (mut can_be_sorted, cannot_be_sorted): (Vec<_>, Vec<_>) = pages
        .into_par_iter()
        .partition(|page| {
            match sort_by {
                SortBy::Date => page.meta.datetime.is_some(),
                SortBy::Weight => page.meta.weight.is_some(),
                _ => unreachable!()
            }
        });
    match sort_by {
        SortBy::Date => {
            can_be_sorted.par_sort_unstable_by(|a, b| {
                let ord = b.meta.datetime.unwrap().cmp(&a.meta.datetime.unwrap());
                if ord == Ordering::Equal {
                    a.permalink.cmp(&b.permalink)
                } else {
                    ord
                }
            })
        }
        SortBy::Weight => {
            can_be_sorted.par_sort_unstable_by(|a, b| {
                let ord = a.meta.weight().cmp(&b.meta.weight());
                if ord == Ordering::Equal {
                    a.permalink.cmp(&b.permalink)
                } else {
                    ord
                }
            })
        }
        _ => unreachable!()
    };
    (can_be_sorted, cannot_be_sorted)
 }
 /// Horribly inefficient way to set previous and next on each pages that skips drafts
 /// So many clones
 pub fn populate_siblings(input: &[Page], sort_by: SortBy) -> Vec<Page> {
    let mut res = Vec::with_capacity(input.len());
    // The input is already sorted
    for (i, _) in input.iter().enumerate() {
        let mut new_page = input[i].clone();
        if new_page.is_draft() {
            res.push(new_page);
            continue;
        }
        if i > 0 {
            let mut j = i;
            loop {
                if j == 0 {
                    break;
                }
                j -= 1;
                if input[j].is_draft() {
                    continue;
                }
                // Remove prev/next otherwise we serialise the whole thing...
                let mut next_page = input[j].clone();
                match sort_by {
                    SortBy::Weight => {
                        next_page.lighter = None;
                        next_page.heavier = None;
                        new_page.lighter = Some(Box::new(next_page));
                    }
                    SortBy::Date => {
                        next_page.earlier = None;
                        next_page.later = None;
                        new_page.later = Some(Box::new(next_page));
                    }
                    SortBy::None => ()
                }
                break;
            }
        }
        if i < input.len() - 1 {
            let mut j = i;
            loop {
                if j == input.len() - 1 {
                    break;
                }
                j += 1;
                if input[j].is_draft() {
                    continue;
                }
                // Remove prev/next otherwise we serialise the whole thing...
                let mut previous_page = input[j].clone();
                match sort_by {
                    SortBy::Weight => {
                        previous_page.lighter = None;
                        previous_page.heavier = None;
                        new_page.heavier = Some(Box::new(previous_page));
                    }
                    SortBy::Date => {
                        previous_page.earlier = None;
                        previous_page.later = None;
                        new_page.earlier = Some(Box::new(previous_page));
                    }
                    SortBy::None => {}
                }
                break;
            }
        }
        res.push(new_page);
    }
    res
 }
 #[cfg(test)]
 mod tests {
    use front_matter::{PageFrontMatter, SortBy};
    use page::Page;
    use super::{sort_pages, populate_siblings};
    fn create_page_with_date(date: &str) -> Page {
        let mut front_matter = PageFrontMatter::default();
        front_matter.date = Some(date.to_string());
        front_matter.date_to_datetime();
        Page::new("content/hello.md", front_matter)
    }
    fn create_page_with_weight(weight: usize) -> Page {
        let mut front_matter = PageFrontMatter::default();
        front_matter.weight = Some(weight);
        Page::new("content/hello.md", front_matter)
    }
    #[test]
    fn can_sort_by_dates() {
        let input = vec![
            create_page_with_date("2018-01-01"),
            create_page_with_date("2017-01-01"),
            create_page_with_date("2019-01-01"),
        ];
        let (pages, _) = sort_pages(input, SortBy::Date);
        // Should be sorted by date
        assert_eq!(pages[0].clone().meta.date.unwrap().to_string(), "2019-01-01");
        assert_eq!(pages[1].clone().meta.date.unwrap().to_string(), "2018-01-01");
        assert_eq!(pages[2].clone().meta.date.unwrap().to_string(), "2017-01-01");
    }
    #[test]
    fn can_sort_by_weight() {
        let input = vec![
            create_page_with_weight(2),
            create_page_with_weight(3),
            create_page_with_weight(1),
        ];
        let (pages, _) = sort_pages(input, SortBy::Weight);
        // Should be sorted by weight
        assert_eq!(pages[0].clone().meta.weight.unwrap(), 1);
        assert_eq!(pages[1].clone().meta.weight.unwrap(), 2);
        assert_eq!(pages[2].clone().meta.weight.unwrap(), 3);
    }
    #[test]
    fn can_sort_by_none() {
        let input = vec![
            create_page_with_weight(2),
            create_page_with_weight(3),
            create_page_with_weight(1),
        ];
        let (pages, _) = sort_pages(input, SortBy::None);
        assert_eq!(pages[0].clone().meta.weight.unwrap(), 2);
        assert_eq!(pages[1].clone().meta.weight.unwrap(), 3);
        assert_eq!(pages[2].clone().meta.weight.unwrap(), 1);
    }
    #[test]
    fn ignore_page_with_missing_field() {
        let input = vec![
            create_page_with_weight(2),
            create_page_with_weight(3),
            create_page_with_date("2019-01-01"),
        ];
        let (pages, unsorted) = sort_pages(input, SortBy::Weight);
        assert_eq!(pages.len(), 2);
        assert_eq!(unsorted.len(), 1);
    }
    #[test]
    fn can_populate_siblings() {
        let input = vec![
            create_page_with_weight(1),
            create_page_with_weight(2),
            create_page_with_weight(3),
        ];
        let pages = populate_siblings(&input, SortBy::Weight);
        assert!(pages[0].clone().lighter.is_none());
        assert!(pages[0].clone().heavier.is_some());
        assert_eq!(pages[0].clone().heavier.unwrap().meta.weight.unwrap(), 2);
        assert!(pages[1].clone().heavier.is_some());
        assert!(pages[1].clone().lighter.is_some());
        assert_eq!(pages[1].clone().lighter.unwrap().meta.weight.unwrap(), 1);
        assert_eq!(pages[1].clone().heavier.unwrap().meta.weight.unwrap(), 3);
        assert!(pages[2].clone().lighter.is_some());
        assert!(pages[2].clone().heavier.is_none());
        assert_eq!(pages[2].clone().lighter.unwrap().meta.weight.unwrap(), 2);
    }
 }
--- a/components/library/Cargo.toml
+++ b/components/library/Cargo.toml
@@ -1,20 +1,22 @@
 [package]
 name = "content"
 name = "library"
 version = "0.1.0"
 authors = ["Vincent Prouillet <prouillet.vincent@gmail.com>"]
 [dependencies]
 slotmap = "0.2"
 rayon = "1"
 chrono = { version = "0.4", features = ["serde"] }
 tera = "0.11"
 serde = "1"
 serde_derive = "1"
 slug = "0.1"
 rayon = "1"
 chrono = { version = "0.4", features = ["serde"] }
 errors = { path = "../errors" }
 front_matter = { path = "../front_matter" }
 config = { path = "../config" }
 utils = { path = "../utils" }
 rendering = { path = "../rendering" }
 front_matter = { path = "../front_matter" }
 errors = { path = "../errors" }
 [dev-dependencies]
 tempfile = "3"
--- a/components/library/src/content/file_info.rs
+++ b/components/library/src/content/file_info.rs
--- a/components/library/src/content/mod.rs
+++ b/components/library/src/content/mod.rs
@@ -0,0 +1,7 @@
 mod file_info;
 mod page;
 mod section;
 pub use self::file_info::FileInfo;
 pub use self::page::{Page, SerializingPage};
 pub use self::section::{Section, SerializingSection};
--- a/components/library/src/content/page.rs
+++ b/components/library/src/content/page.rs
@@ -1,11 +1,10 @@
 /// A page, can be a blog post or a basic page
 use std::collections::HashMap;
 use std::path::{Path, PathBuf};
 use std::result::Result as StdResult;
 use tera::{Tera, Context as TeraContext};
 use serde::ser::{SerializeStruct, self};
 use tera::{Tera, Context as TeraContext, Value, Map};
 use slug::slugify;
 use slotmap::{Key, DenseSlotMap};
 use errors::{Result, ResultExt};
 use config::Config;
@@ -14,9 +13,119 @@ use utils::site::get_reading_analytics;
 use utils::templates::render_template;
 use front_matter::{PageFrontMatter, InsertAnchor, split_page_content};
 use rendering::{RenderContext, Header, render_content};
 use library::Library;
 use content::file_info::FileInfo;
 #[derive(Clone, Debug, PartialEq, Serialize)]
 pub struct SerializingPage<'a> {
    content: &'a str,
    permalink: &'a str,
    slug: &'a str,
    title: &'a Option<String>,
    description: &'a Option<String>,
    date: &'a Option<String>,
    year: Option<i32>,
    month: Option<u32>,
    day: Option<u32>,
    taxonomies: &'a HashMap<String, Vec<String>>,
    extra: &'a Map<String, Value>,
    path: &'a str,
    components: &'a [String],
    summary: &'a Option<String>,
    word_count: Option<usize>,
    reading_time: Option<usize>,
    toc: &'a [Header],
    assets: Vec<String>,
    draft: bool,
    lighter: Option<Box<SerializingPage<'a>>>,
    heavier: Option<Box<SerializingPage<'a>>>,
    earlier: Option<Box<SerializingPage<'a>>>,
    later: Option<Box<SerializingPage<'a>>>,
 }
 impl<'a> SerializingPage<'a> {
    // We only want to fill one level of prev/next, otherwise it is going to overflow.
    // `stop` is there for that
    pub fn from_page(page: &'a Page, pages: &'a DenseSlotMap<Page>) -> Self {
        let mut year = None;
        let mut month = None;
        let mut day = None;
        if let Some(d) = page.meta.datetime_tuple {
            year = Some(d.0);
            month = Some(d.1);
            day = Some(d.2);
        }
        let lighter = page.lighter.map(|k| Box::new(SerializingPage::from_page_basic(pages.get(k).unwrap())));
        let heavier = page.heavier.map(|k| Box::new(SerializingPage::from_page_basic(pages.get(k).unwrap())));
        let earlier = page.earlier.map(|k| Box::new(SerializingPage::from_page_basic(pages.get(k).unwrap())));
        let later = page.later.map(|k| Box::new(SerializingPage::from_page_basic(pages.get(k).unwrap())));
        SerializingPage {
            content: &page.content,
            permalink: &page.permalink,
            slug: &page.slug,
            title: &page.meta.title,
            description: &page.meta.description,
            extra: &page.meta.extra,
            date: &page.meta.date,
            year,
            month,
            day,
            taxonomies: &page.meta.taxonomies,
            path: &page.path,
            components: &page.components,
            summary: &page.summary,
            word_count: page.word_count,
            reading_time: page.reading_time,
            toc: &page.toc,
            assets: page.serialize_assets(),
            draft: page.is_draft(),
            lighter,
            heavier,
            earlier,
            later,
        }
    }
 use file_info::FileInfo;
    /// Same as from_page but does not fill sibling pages
    pub fn from_page_basic(page: &'a Page) -> Self {
        let mut year = None;
        let mut month = None;
        let mut day = None;
        if let Some(d) = page.meta.datetime_tuple {
            year = Some(d.0);
            month = Some(d.1);
            day = Some(d.2);
        }
        SerializingPage {
            content: &page.content,
            permalink: &page.permalink,
            slug: &page.slug,
            title: &page.meta.title,
            description: &page.meta.description,
            extra: &page.meta.extra,
            date: &page.meta.date,
            year,
            month,
            day,
            taxonomies: &page.meta.taxonomies,
            path: &page.path,
            components: &page.components,
            summary: &page.summary,
            word_count: page.word_count,
            reading_time: page.reading_time,
            toc: &page.toc,
            assets: page.serialize_assets(),
            draft: page.is_draft(),
            lighter: None,
            heavier: None,
            earlier: None,
            later: None,
        }
    }
 }
 #[derive(Clone, Debug, PartialEq)]
 pub struct Page {
@@ -44,13 +153,13 @@ pub struct Page {
    /// as summary
    pub summary: Option<String>,
    /// The earlier page, for pages sorted by date
    pub earlier: Option<Box<Page>>,
    pub earlier: Option<Key>,
    /// The later page, for pages sorted by date
    pub later: Option<Box<Page>>,
    pub later: Option<Key>,
    /// The lighter page, for pages sorted by weight
    pub lighter: Option<Box<Page>>,
    pub lighter: Option<Key>,
    /// The heavier page, for pages sorted by weight
    pub heavier: Option<Box<Page>>,
    pub heavier: Option<Key>,
    /// Toc made from the headers of the markdown file
    pub toc: Vec<Header>,
    /// How many words in the raw content
@@ -190,7 +299,7 @@ impl Page {
            anchor_insert,
        );
        context.tera_context.insert("page", self);
        context.tera_context.insert("page", &SerializingPage::from_page_basic(self));
        let res = render_content(&self.raw_content, &context)
            .chain_err(|| format!("Failed to render content of {}", self.file.path.display()))?;
@@ -203,7 +312,7 @@ impl Page {
    }
    /// Renders the page using the default layout, unless specified in front-matter
    pub fn render_html(&self, tera: &Tera, config: &Config) -> Result<String> {
    pub fn render_html(&self, tera: &Tera, config: &Config, library: &Library) -> Result<String> {
        let tpl_name = match self.meta.template {
            Some(ref l) => l.to_string(),
            None => "page.html".to_string()
@@ -211,7 +320,7 @@ impl Page {
        let mut context = TeraContext::new();
        context.insert("config", config);
        context.insert("page", self);
        context.insert("page", &library.get_cached_page_value(&self.file.path));
        context.insert("current_url", &self.permalink);
        context.insert("current_path", &self.path);
@@ -227,6 +336,14 @@ impl Page {
            .map(|filename| self.path.clone() + filename)
            .collect()
    }
    pub fn to_serialized<'a>(&'a self, pages: &'a DenseSlotMap<Page>) -> SerializingPage<'a> {
        SerializingPage::from_page(self, pages)
    }
    pub fn to_serialized_basic<'a>(&'a self) -> SerializingPage<'a> {
        SerializingPage::from_page_basic(self)
    }
 }
 impl Default for Page {
@@ -253,43 +370,6 @@ impl Default for Page {
    }
 }
 impl ser::Serialize for Page {
    fn serialize<S>(&self, serializer: S) -> StdResult<S::Ok, S::Error> where S: ser::Serializer {
        let mut state = serializer.serialize_struct("page", 20)?;
        state.serialize_field("content", &self.content)?;
        state.serialize_field("title", &self.meta.title)?;
        state.serialize_field("description", &self.meta.description)?;
        state.serialize_field("date", &self.meta.date)?;
        if let Some(d) = self.meta.datetime_tuple {
            state.serialize_field("year", &d.0)?;
            state.serialize_field("month", &d.1)?;
            state.serialize_field("day", &d.2)?;
        } else {
            state.serialize_field::<Option<usize>>("year", &None)?;
            state.serialize_field::<Option<usize>>("month", &None)?;
            state.serialize_field::<Option<usize>>("day", &None)?;
        }
        state.serialize_field("slug", &self.slug)?;
        state.serialize_field("path", &self.path)?;
        state.serialize_field("components", &self.components)?;
        state.serialize_field("permalink", &self.permalink)?;
        state.serialize_field("summary", &self.summary)?;
        state.serialize_field("taxonomies", &self.meta.taxonomies)?;
        state.serialize_field("extra", &self.meta.extra)?;
        state.serialize_field("word_count", &self.word_count)?;
        state.serialize_field("reading_time", &self.reading_time)?;
        state.serialize_field("earlier", &self.earlier)?;
        state.serialize_field("later", &self.later)?;
        state.serialize_field("lighter", &self.lighter)?;
        state.serialize_field("heavier", &self.heavier)?;
        state.serialize_field("toc", &self.toc)?;
        state.serialize_field("draft", &self.is_draft())?;
        let assets = self.serialize_assets();
        state.serialize_field("assets", &assets)?;
        state.end()
    }
 }
 #[cfg(test)]
 mod tests {
    use std::collections::HashMap;
--- a/components/library/src/content/section.rs
+++ b/components/library/src/content/section.rs
@@ -1,9 +1,8 @@
 use std::collections::HashMap;
 use std::path::{Path, PathBuf};
 use std::result::Result as StdResult;
 use tera::{Tera, Context as TeraContext};
 use serde::ser::{SerializeStruct, self};
 use tera::{Tera, Context as TeraContext, Value};
 use slotmap::{Key};
 use config::Config;
 use front_matter::{SectionFrontMatter, split_section_content};
@@ -13,9 +12,76 @@ use utils::templates::render_template;
 use utils::site::get_reading_analytics;
 use rendering::{RenderContext, Header, render_content};
 use page::Page;
 use file_info::FileInfo;
 use content::file_info::FileInfo;
 use library::Library;
 #[derive(Clone, Debug, PartialEq, Serialize)]
 pub struct SerializingSection<'a> {
    content: &'a str,
    permalink: &'a str,
    title: &'a Option<String>,
    description: &'a Option<String>,
    extra: &'a HashMap<String, Value>,
    path: &'a str,
    components: &'a [String],
    word_count: Option<usize>,
    reading_time: Option<usize>,
    toc: &'a [Header],
    assets: Vec<String>,
    pages: Vec<&'a Value>,
    subsections: Vec<&'a Value>,
 }
 impl<'a> SerializingSection<'a> {
    pub fn from_section(section: &'a Section, library: &'a Library) -> Self {
        let mut section_pages = vec![];
        let mut subsections = vec![];
        for k in &section.pages {
            section_pages.push(library.get_cached_page_value_by_key(k));
        }
        for k in &section.subsections {
            subsections.push(library.get_cached_section_value_by_key(k));
        }
        SerializingSection {
            content: &section.content,
            permalink: &section.permalink,
            title: &section.meta.title,
            description: &section.meta.description,
            extra: &section.meta.extra,
            path: &section.path,
            components: &section.components,
            word_count: section.word_count,
            reading_time: section.reading_time,
            toc: &section.toc,
            assets: section.serialize_assets(),
            pages: section_pages,
            subsections,
        }
    }
    /// Same as from_section but doesn't fetch pages and sections
    pub fn from_section_basic(section: &'a Section) -> Self {
        SerializingSection {
            content: &section.content,
            permalink: &section.permalink,
            title: &section.meta.title,
            description: &section.meta.description,
            extra: &section.meta.extra,
            path: &section.path,
            components: &section.components,
            word_count: section.word_count,
            reading_time: section.reading_time,
            toc: &section.toc,
            assets: section.serialize_assets(),
            pages: vec![],
            subsections: vec![],
        }
    }
 }
 #[derive(Clone, Debug, PartialEq)]
 pub struct Section {
@@ -36,11 +102,11 @@ pub struct Section {
    /// All the non-md files we found next to the .md file
    pub assets: Vec<PathBuf>,
    /// All direct pages of that section
    pub pages: Vec<Page>,
    pub pages: Vec<Key>,
    /// All pages that cannot be sorted in this section
    pub ignored_pages: Vec<Page>,
    pub ignored_pages: Vec<Key>,
    /// All direct subsections
    pub subsections: Vec<Section>,
    pub subsections: Vec<Key>,
    /// Toc made from the headers of the markdown file
    pub toc: Vec<Header>,
    /// How many words in the raw content
@@ -133,7 +199,13 @@ impl Section {
    /// We need access to all pages url to render links relative to content
    /// so that can't happen at the same time as parsing
    pub fn render_markdown(&mut self, permalinks: &HashMap<String, String>, tera: &Tera, config: &Config, base_path: &Path) -> Result<()> {
    pub fn render_markdown(
        &mut self,
        permalinks: &HashMap<String, String>,
        tera: &Tera,
        config: &Config,
        base_path: &Path,
    ) -> Result<()> {
        let mut context = RenderContext::new(
            tera,
            config,
@@ -143,7 +215,7 @@ impl Section {
            self.meta.insert_anchor_links,
        );
        context.tera_context.insert("section", self);
        context.tera_context.insert("section", &SerializingSection::from_section_basic(self));
        let res = render_content(&self.raw_content, &context)
            .chain_err(|| format!("Failed to render content of {}", self.file.path.display()))?;
@@ -153,12 +225,12 @@ impl Section {
    }
    /// Renders the page using the default layout, unless specified in front-matter
    pub fn render_html(&self, tera: &Tera, config: &Config) -> Result<String> {
    pub fn render_html(&self, tera: &Tera, config: &Config, library: &Library) -> Result<String> {
        let tpl_name = self.get_template_name();
        let mut context = TeraContext::new();
        context.insert("config", config);
        context.insert("section", self);
        context.insert("section", &library.get_cached_section_value(&self.file.path));
        context.insert("current_url", &self.permalink);
        context.insert("current_path", &self.path);
@@ -173,15 +245,13 @@ impl Section {
    /// Returns all the paths of the pages belonging to that section
    pub fn all_pages_path(&self) -> Vec<PathBuf> {
        let mut paths = vec![];
        paths.extend(self.pages.iter().map(|p| p.file.path.clone()));
        paths.extend(self.ignored_pages.iter().map(|p| p.file.path.clone()));
        let paths = vec![];
        paths
    }
    /// Whether the page given belongs to that section
    pub fn is_child_page(&self, path: &PathBuf) -> bool {
        self.all_pages_path().contains(path)
        false
    }
    /// Creates a vectors of asset URLs.
@@ -193,50 +263,8 @@ impl Section {
            .collect()
    }
    pub fn clone_without_pages(&self) -> Section {
        let mut subsections = vec![];
        for subsection in &self.subsections {
            subsections.push(subsection.clone_without_pages());
        }
        Section {
            file: self.file.clone(),
            meta: self.meta.clone(),
            path: self.path.clone(),
            components: self.components.clone(),
            permalink: self.permalink.clone(),
            raw_content: self.raw_content.clone(),
            content: self.content.clone(),
            assets: self.assets.clone(),
            toc: self.toc.clone(),
            subsections,
            pages: vec![],
            ignored_pages: vec![],
            word_count: self.word_count,
            reading_time: self.reading_time,
        }
    }
 }
 impl ser::Serialize for Section {
    fn serialize<S>(&self, serializer: S) -> StdResult<S::Ok, S::Error> where S: ser::Serializer {
        let mut state = serializer.serialize_struct("section", 13)?;
        state.serialize_field("content", &self.content)?;
        state.serialize_field("permalink", &self.permalink)?;
        state.serialize_field("title", &self.meta.title)?;
        state.serialize_field("description", &self.meta.description)?;
        state.serialize_field("extra", &self.meta.extra)?;
        state.serialize_field("path", &self.path)?;
        state.serialize_field("components", &self.components)?;
        state.serialize_field("permalink", &self.permalink)?;
        state.serialize_field("pages", &self.pages)?;
        state.serialize_field("subsections", &self.subsections)?;
        state.serialize_field("word_count", &self.word_count)?;
        state.serialize_field("reading_time", &self.reading_time)?;
        state.serialize_field("toc", &self.toc)?;
        let assets = self.serialize_assets();
        state.serialize_field("assets", &assets)?;
        state.end()
    pub fn to_serialized<'a>(&'a self, library: &'a Library) -> SerializingSection<'a> {
        SerializingSection::from_section(self, library)
    }
 }
--- a/components/library/src/lib.rs
+++ b/components/library/src/lib.rs
@@ -0,0 +1,36 @@
 extern crate tera;
 extern crate slug;
 extern crate serde;
 #[macro_use]
 extern crate serde_derive;
 extern crate chrono;
 extern crate slotmap;
 extern crate rayon;
 #[cfg(test)]
 extern crate tempfile;
 #[cfg(test)]
 extern crate toml;
 #[cfg(test)]
 extern crate globset;
 extern crate front_matter;
 extern crate config;
 extern crate utils;
 extern crate rendering;
 #[macro_use]
 extern crate errors;
 mod content;
 mod taxonomies;
 mod pagination;
 mod sorting;
 mod library;
 pub use slotmap::{Key, DenseSlotMap};
 pub use sorting::sort_actual_pages_by_date;
 pub use content::{Page, SerializingPage, Section, SerializingSection};
 pub use library::Library;
 pub use taxonomies::{Taxonomy, TaxonomyItem, find_taxonomies};
 pub use pagination::Paginator;
--- a/components/library/src/library.rs
+++ b/components/library/src/library.rs
@@ -0,0 +1,356 @@
 use std::collections::{HashMap, HashSet};
 use std::path::{Path, PathBuf};
 use slotmap::{DenseSlotMap, Key};
 use tera::{Value, to_value};
 use front_matter::SortBy;
 use sorting::{find_siblings, sort_pages_by_weight, sort_pages_by_date};
 use content::{Page, Section};
 #[derive(Debug)]
 struct Values {
    pages: HashMap<Key, Value>,
    sections: HashMap<Key, Value>,
 }
 impl Values {
    pub fn new(cap_pages: usize, cap_sections: usize) -> Values {
        Values {
            pages: HashMap::with_capacity(cap_pages),
            sections: HashMap::with_capacity(cap_sections),
        }
    }
    pub fn get_page(&self, key: &Key) -> &Value {
        return self.pages.get(key).unwrap()
    }
    pub fn insert_page(&mut self, key: Key, value: Value) {
        self.pages.insert(key, value);
    }
    pub fn remove_page(&mut self, key: &Key) {
        self.pages.remove(key);
    }
    pub fn get_section(&self, key: &Key) -> &Value {
        return self.sections.get(key).unwrap()
    }
    pub fn insert_section(&mut self, key: Key, value: Value) {
        self.sections.insert(key, value);
    }
    pub fn remove_section(&mut self, key: &Key) {
        self.sections.remove(key);
    }
 }
 // Houses everything about pages/sections/taxonomies
 #[derive(Debug)]
 pub struct Library {
    pages: DenseSlotMap<Page>,
    sections: DenseSlotMap<Section>,
    paths_to_pages: HashMap<PathBuf, Key>,
    paths_to_sections: HashMap<PathBuf, Key>,
    values: Values,
 }
 impl Library {
    pub fn new(cap_pages: usize, cap_sections: usize) -> Self {
        Library {
            pages: DenseSlotMap::with_capacity(cap_pages),
            sections: DenseSlotMap::with_capacity(cap_sections),
            paths_to_pages: HashMap::with_capacity(cap_pages),
            paths_to_sections: HashMap::with_capacity(cap_sections),
            values: Values::new(cap_pages, cap_sections),
        }
    }
    pub fn insert_section(&mut self, section: Section) -> Key {
        let path = section.file.path.clone();
        let key = self.sections.insert(section);
        self.paths_to_sections.insert(path, key);
        key
    }
    pub fn insert_page(&mut self, page: Page) -> Key {
        let path = page.file.path.clone();
        let key = self.pages.insert(page);
        self.paths_to_pages.insert(path, key);
        key
    }
    pub fn pages(&self) -> &DenseSlotMap<Page> {
        &self.pages
    }
    pub fn pages_mut(&mut self) -> &mut DenseSlotMap<Page> {
        &mut self.pages
    }
    pub fn pages_values(&self) -> Vec<&Page> {
        self.pages.values().collect::<Vec<_>>()
    }
    pub fn pages_values_mut(&mut self) -> Vec<&mut Page> {
        self.pages.values_mut().collect::<Vec<_>>()
    }
    pub fn sections(&self) -> &DenseSlotMap<Section> {
        &self.sections
    }
    pub fn sections_mut(&mut self) -> &mut DenseSlotMap<Section> {
        &mut self.sections
    }
    pub fn sections_values(&self) -> Vec<&Section> {
        self.sections.values().collect::<Vec<_>>()
    }
    pub fn sections_values_mut(&mut self) -> Vec<&mut Section> {
        self.sections.values_mut().collect::<Vec<_>>()
    }
    /// Find out the direct subsections of each subsection if there are some
    /// as well as the pages for each section
    pub fn populate_sections(&mut self) {
        let mut grandparent_paths: HashMap<PathBuf, Vec<PathBuf>> = HashMap::new();
        for section in self.sections.values_mut() {
            if let Some(ref grand_parent) = section.file.grand_parent {
                grandparent_paths
                    .entry(grand_parent.to_path_buf())
                    .or_insert_with(|| vec![])
                    .push(section.file.path.clone());
            }
            // Make sure the pages of a section are empty since we can call that many times on `serve`
            section.pages = vec![];
            section.ignored_pages = vec![];
        }
        for (key, page) in &mut self.pages {
            let parent_section_path = page.file.parent.join("_index.md");
            if let Some(section_key) = self.paths_to_sections.get(&parent_section_path) {
                self.sections.get_mut(*section_key).unwrap().pages.push(key);
            }
        }
        self.sort_sections_pages(None);
        let sections = self.paths_to_sections.clone();
        let mut sections_weight = HashMap::new();
        for (key, section) in &self.sections {
            sections_weight.insert(key, section.meta.weight);
        }
        for section in self.sections.values_mut() {
            if let Some(paths) = grandparent_paths.get(&section.file.parent) {
                section.subsections = paths
                    .iter()
                    .map(|p| sections[p])
                    .collect::<Vec<_>>();
                section.subsections
                    .sort_by(|a, b| sections_weight[a].cmp(&sections_weight[b]));
            }
        }
    }
    pub fn sort_sections_pages(&mut self, only: Option<&Path>) {
        let mut updates = HashMap::new();
        for (key, section) in &self.sections {
            if let Some(p) = only {
                if p != section.file.path {
                    continue;
                }
            }
            // TODO: use an enum to avoid duplication there and in sorting.rs?
            let (sorted_pages, cannot_be_sorted_pages) = match section.meta.sort_by {
                SortBy::None => continue,
                SortBy::Date => {
                    let data = section.pages
                        .iter()
                        .map(|k| {
                            if let Some(page) = self.pages.get(*k) {
                                (k, page.meta.datetime, page.permalink.as_ref())
                            } else {
                                unreachable!("Sorting got an unknown page")
                            }
                        })
                        .collect();
                    sort_pages_by_date(data)
                },
                SortBy::Weight => {
                    let data = section.pages
                        .iter()
                        .map(|k| {
                            if let Some(page) = self.pages.get(*k) {
                                (k, page.meta.weight, page.permalink.as_ref())
                            } else {
                                unreachable!("Sorting got an unknown page")
                            }
                        })
                        .collect();
                    sort_pages_by_weight(data)
                }
            };
            updates.insert(key, (sorted_pages, cannot_be_sorted_pages, section.meta.sort_by));
        }
        for (key, (sorted, cannot_be_sorted, sort_by)) in updates {
            // Find sibling between sorted pages first
            let with_siblings = find_siblings(sorted.iter().map(|k| {
                if let Some(page) = self.pages.get(*k) {
                    (k, page.is_draft())
                } else {
                    unreachable!("Sorting got an unknown page")
                }
            }).collect());
            for (k2, val1, val2) in with_siblings {
                if let Some(page) = self.pages.get_mut(k2) {
                    match sort_by {
                        SortBy::Date => {
                            page.earlier = val2;
                            page.later = val1;
                        },
                        SortBy::Weight => {
                            page.lighter = val1;
                            page.heavier = val2;
                        },
                        SortBy::None => unreachable!("Impossible to find siblings in SortBy::None")
                    }
                } else {
                    unreachable!("Sorting got an unknown page")
                }
            }
            if let Some(s) = self.sections.get_mut(key) {
                s.pages = sorted;
                s.ignored_pages = cannot_be_sorted;
            }
        }
    }
    pub fn cache_all_pages(&mut self) {
        let mut cache = HashMap::with_capacity(self.pages.capacity());
        for (key, page) in &self.pages {
            cache.insert(key, to_value(page.to_serialized(self.pages())).unwrap());
        }
        for (key, value) in cache {
            self.values.insert_page(key, value);
        }
    }
    // We need to do it from the bottom up to ensure all subsections of a section have been
    // cached before doing it
    pub fn cache_all_sections(&mut self) {
        // we get the Key in order we want to process them first
        let mut deps = HashMap::new();
        for (key, section) in &self.sections {
            deps.insert(key, section.subsections.clone());
        }
        loop {
            if deps.is_empty() {
                break;
            }
            let mut processed_keys = vec![];
            for (key, _) in deps.iter().filter(|(_, v)| v.is_empty()) {
                let section = self.sections.get(*key).unwrap();
                let value = to_value(section.to_serialized(self)).unwrap();
                self.values.insert_section(*key, value);
                processed_keys.push(*key);
            }
            // remove the processed keys from the action
            for key in processed_keys {
                deps.remove(&key);
                for (_, subs) in &mut deps {
                    subs.retain(|k| k != &key);
                }
            }
        }
    }
    pub fn get_all_orphan_pages(&self) -> Vec<&Page> {
        let pages_in_sections = self.sections
            .values()
            .flat_map(|s| s.all_pages_path())
            .collect::<HashSet<_>>();
        self.pages
            .values()
            .filter(|page| !pages_in_sections.contains(&page.file.path))
            .collect()
    }
    pub fn get_section(&self, path: &PathBuf) -> Option<&Section> {
        self.sections.get(self.paths_to_sections.get(path).cloned().unwrap_or_default())
    }
    pub fn get_section_mut(&mut self, path: &PathBuf) -> Option<&mut Section> {
        self.sections.get_mut(self.paths_to_sections.get(path).cloned().unwrap_or_default())
    }
    pub fn get_section_by_key(&self, key: Key) -> &Section {
        self.sections.get(key).unwrap()
    }
    pub fn remove_section_by_path(&mut self, path: &PathBuf) -> Option<Section> {
        if let Some(k) = self.paths_to_sections.remove(path) {
            self.values.remove_section(&k);
            self.sections.remove(k)
        } else {
            None
        }
    }
    pub fn contains_section(&self, path: &PathBuf) -> bool {
        self.paths_to_sections.contains_key(path)
    }
    pub fn get_cached_section_value(&self, path: &PathBuf) -> &Value {
        self.values.get_section(self.paths_to_sections.get(path).unwrap())
    }
    pub fn get_cached_section_value_by_key(&self, key: &Key) -> &Value {
        self.values.get_section(key)
    }
    pub fn get_page(&self, path: &PathBuf) -> Option<&Page> {
        self.pages.get(self.paths_to_pages.get(path).cloned().unwrap_or_default())
    }
    pub fn get_cached_page_value(&self, path: &PathBuf) -> &Value {
        self.values.get_page(self.paths_to_pages.get(path).unwrap())
    }
    pub fn get_cached_page_value_by_key(&self, key: &Key) -> &Value {
        self.values.get_page(key)
    }
    pub fn get_page_by_key(&self, key: Key) -> &Page {
        self.pages.get(key).unwrap()
    }
    pub fn remove_page_by_path(&mut self, path: &PathBuf) -> Option<Page> {
        if let Some(k) = self.paths_to_pages.remove(path) {
            self.values.remove_page(&k);
            self.pages.remove(k)
        } else {
            None
        }
    }
    pub fn contains_page(&self, path: &PathBuf) -> bool {
        self.paths_to_pages.contains_key(path)
    }
 }
--- a/components/library/src/pagination/mod.rs
+++ b/components/library/src/pagination/mod.rs
@@ -1,25 +1,15 @@
 #[macro_use]
 extern crate serde_derive;
 extern crate tera;
 extern crate errors;
 extern crate config;
 extern crate content;
 extern crate utils;
 extern crate taxonomies;
 #[cfg(test)]
 extern crate front_matter;
 use std::collections::HashMap;
 use tera::{Tera, Context, to_value, Value};
 use slotmap::{Key};
 use errors::{Result, ResultExt};
 use config::Config;
 use content::{Page, Section};
 use utils::templates::render_template;
 use taxonomies::{Taxonomy, TaxonomyItem};
 use content::{Section, SerializingSection};
 use taxonomies::{TaxonomyItem, Taxonomy};
 use library::Library;
 #[derive(Clone, Debug, PartialEq)]
@@ -39,11 +29,11 @@ pub struct Pager<'a> {
    /// Path to that page
    path: String,
    /// All pages for the pager
    pages: Vec<&'a Page>,
    pages: Vec<&'a Value>,
 }
 impl<'a> Pager<'a> {
    fn new(index: usize, pages: Vec<&'a Page>, permalink: String, path: String) -> Pager<'a> {
    fn new(index: usize, pages: Vec<&'a Value>, permalink: String, path: String) -> Pager<'a> {
        Pager {
            index,
            permalink,
@@ -55,8 +45,8 @@ impl<'a> Pager<'a> {
 #[derive(Clone, Debug, PartialEq)]
 pub struct Paginator<'a> {
    /// All pages in the section
    all_pages: &'a [Page],
    /// All pages in the section/taxonomy
    all_pages: &'a [Key],
    /// Pages split in chunks of `paginate_by`
    pub pagers: Vec<Pager<'a>>,
    /// How many content pages on a paginated page at max
@@ -67,17 +57,18 @@ pub struct Paginator<'a> {
    pub permalink: String,
    path: String,
    pub paginate_path: String,
    /// Whether this is the index section, we need it for the template name
    is_index: bool,
 }
 impl<'a> Paginator<'a> {
    /// Create a new paginator from a section
    /// It will always at least create one pager (the first) even if there are no pages to paginate
    pub fn from_section(all_pages: &'a [Page], section: &'a Section) -> Paginator<'a> {
    /// It will always at least create one pager (the first) even if there are not enough pages to paginate
    pub fn from_section(section: &'a Section, library: &'a Library) -> Paginator<'a> {
        let paginate_by = section.meta.paginate_by.unwrap();
        let mut paginator = Paginator {
            all_pages,
            pagers: vec![],
            all_pages: &section.pages,
            pagers: Vec::with_capacity(section.pages.len() / paginate_by),
            paginate_by,
            root: PaginationRoot::Section(section),
            permalink: section.permalink.clone(),
@@ -86,17 +77,17 @@ impl<'a> Paginator<'a> {
            is_index: section.is_index(),
        };
        paginator.fill_pagers();
        paginator.fill_pagers(library);
        paginator
    }
    /// Create a new paginator from a taxonomy
    /// It will always at least create one pager (the first) even if there are no pages to paginate
    pub fn from_taxonomy(taxonomy: &'a Taxonomy, item: &'a TaxonomyItem) -> Paginator<'a> {
    /// It will always at least create one pager (the first) even if there are not enough pages to paginate
    pub fn from_taxonomy(taxonomy: &'a Taxonomy, item: &'a TaxonomyItem, library: &'a Library) -> Paginator<'a> {
        let paginate_by = taxonomy.kind.paginate_by.unwrap();
        let mut paginator = Paginator {
            all_pages: &item.pages,
            pagers: vec![],
            pagers: Vec::with_capacity(item.pages.len() / paginate_by),
            paginate_by,
            root: PaginationRoot::Taxonomy(taxonomy),
            permalink: item.permalink.clone(),
@@ -105,31 +96,34 @@ impl<'a> Paginator<'a> {
            is_index: false,
        };
        paginator.fill_pagers();
        paginator.fill_pagers(library);
        paginator
    }
    fn fill_pagers(&mut self) {
    fn fill_pagers(&mut self, library: &'a Library) {
        // the list of pagers
        let mut pages = vec![];
        // the pages in the current pagers
        let mut current_page = vec![];
        for page in self.all_pages {
            current_page.push(page);
        for key in self.all_pages {
            current_page.push(library.get_cached_page_value_by_key(key));
            if current_page.len() == self.paginate_by {
                pages.push(current_page);
                current_page = vec![];
            }
        }
        if !current_page.is_empty() {
            pages.push(current_page);
        }
        let mut pagers = vec![];
        for (index, page) in pages.iter().enumerate() {
        for (index, page) in pages.into_iter().enumerate() {
            // First page has no pagination path
            if index == 0 {
                pagers.push(Pager::new(1, page.clone(), self.permalink.clone(), self.path.clone()));
                pagers.push(Pager::new(1, page, self.permalink.clone(), self.path.clone()));
                continue;
            }
@@ -146,7 +140,7 @@ impl<'a> Paginator<'a> {
            pagers.push(Pager::new(
                index + 1,
                page.clone(),
                page,
                permalink,
                pager_path,
            ));
@@ -198,7 +192,7 @@ impl<'a> Paginator<'a> {
        context.insert("config", &config);
        let template_name = match self.root {
            PaginationRoot::Section(s) => {
                context.insert("section", &s.clone_without_pages());
                context.insert("section", &SerializingSection::from_section_basic(s));
                s.get_template_name()
            }
            PaginationRoot::Taxonomy(t) => {
@@ -223,6 +217,7 @@ mod tests {
    use content::{Page, Section};
    use config::Taxonomy as TaxonomyConfig;
    use taxonomies::{Taxonomy, TaxonomyItem};
    use library::Library;
    use super::Paginator;
@@ -241,15 +236,24 @@ mod tests {
        s
    }
    fn create_library(is_index: bool) -> (Section, Library) {
        let mut library = Library::new(3, 0);
        library.insert_page(Page::default());
        library.insert_page(Page::default());
        library.insert_page(Page::default());
        let mut section = create_section(is_index);
        section.pages = library.pages().keys().collect();
        library.insert_section(section.clone());
        library.cache_all_pages();
        library.cache_all_sections();
        (section, library)
    }
    #[test]
    fn test_can_create_paginator() {
        let pages = vec![
            Page::default(),
            Page::default(),
            Page::default(),
        ];
        let section = create_section(false);
        let paginator = Paginator::from_section(pages.as_slice(), &section);
        let (section, library) = create_library(false);
        let paginator = Paginator::from_section(&section, &library);
        assert_eq!(paginator.pagers.len(), 2);
        assert_eq!(paginator.pagers[0].index, 1);
@@ -265,13 +269,8 @@ mod tests {
    #[test]
    fn test_can_create_paginator_for_index() {
        let pages = vec![
            Page::default(),
            Page::default(),
            Page::default(),
        ];
        let section = create_section(true);
        let paginator = Paginator::from_section(pages.as_slice(), &section);
        let (section, library) = create_library(true);
        let paginator = Paginator::from_section(&section, &library);
        assert_eq!(paginator.pagers.len(), 2);
        assert_eq!(paginator.pagers[0].index, 1);
@@ -287,13 +286,8 @@ mod tests {
    #[test]
    fn test_can_build_paginator_context() {
        let pages = vec![
            Page::default(),
            Page::default(),
            Page::default(),
        ];
        let section = create_section(false);
        let paginator = Paginator::from_section(pages.as_slice(), &section);
        let (section, library) = create_library(false);
        let paginator = Paginator::from_section(&section, &library);
        assert_eq!(paginator.pagers.len(), 2);
        let context = paginator.build_paginator_context(&paginator.pagers[0]);
@@ -315,11 +309,7 @@ mod tests {
    #[test]
    fn test_can_create_paginator_for_taxonomy() {
        let pages = vec![
            Page::default(),
            Page::default(),
            Page::default(),
        ];
        let (_, library) = create_library(false);
        let taxonomy_def = TaxonomyConfig {
            name: "tags".to_string(),
            paginate_by: Some(2),
@@ -329,10 +319,10 @@ mod tests {
            name: "Something".to_string(),
            slug: "something".to_string(),
            permalink: "https://vincent.is/tags/something/".to_string(),
            pages,
            pages: library.pages().keys().collect(),
        };
        let taxonomy = Taxonomy { kind: taxonomy_def, items: vec![taxonomy_item.clone()] };
        let paginator = Paginator::from_taxonomy(&taxonomy, &taxonomy_item);
        let paginator = Paginator::from_taxonomy(&taxonomy, &taxonomy_item, &library);
        assert_eq!(paginator.pagers.len(), 2);
        assert_eq!(paginator.pagers[0].index, 1);
--- a/components/library/src/sorting.rs
+++ b/components/library/src/sorting.rs
@@ -0,0 +1,224 @@
 use std::cmp::Ordering;
 use rayon::prelude::*;
 use slotmap::Key;
 use chrono::NaiveDateTime;
 use content::Page;
 // Used by the RSS feed
 pub fn sort_actual_pages_by_date(a: &&Page, b: &&Page) -> Ordering {
    let ord = b.meta.datetime.unwrap().cmp(&a.meta.datetime.unwrap());
    if ord == Ordering::Equal {
        a.permalink.cmp(&b.permalink)
    } else {
        ord
    }
 }
 // TODO: unify both sort_ functions
 // TODO: add back sorting tests
 pub fn sort_pages_by_date(pages: Vec<(&Key, Option<NaiveDateTime>, &str)>) -> (Vec<Key>, Vec<Key>) {
    let (mut can_be_sorted, cannot_be_sorted): (Vec<_>, Vec<_>) = pages
        .into_par_iter()
        .partition(|page| page.1.is_some());
    can_be_sorted
        .par_sort_unstable_by(|a, b| {
            let ord = b.1.unwrap().cmp(&a.1.unwrap());
            if ord == Ordering::Equal {
                a.2.cmp(&b.2)
            } else {
                ord
            }
        });
    (can_be_sorted.iter().map(|p| *p.0).collect(), cannot_be_sorted.iter().map(|p| *p.0).collect())
 }
 pub fn sort_pages_by_weight(pages: Vec<(&Key, Option<usize>, &str)>) -> (Vec<Key>, Vec<Key>) {
    let (mut can_be_sorted, cannot_be_sorted): (Vec<_>, Vec<_>) = pages
        .into_par_iter()
        .partition(|page| page.1.is_some());
    can_be_sorted
        .par_sort_unstable_by(|a, b| {
            let ord = a.1.unwrap().cmp(&b.1.unwrap());
            if ord == Ordering::Equal {
                a.2.cmp(&b.2)
            } else {
                ord
            }
        });
    (can_be_sorted.iter().map(|p| *p.0).collect(), cannot_be_sorted.iter().map(|p| *p.0).collect())
 }
 pub fn find_siblings(sorted: Vec<(&Key, bool)>) -> Vec<(Key, Option<Key>, Option<Key>)> {
    let mut res = Vec::with_capacity(sorted.len());
    let length = sorted.len();
    for (i, (key, is_draft)) in sorted.iter().enumerate() {
        if *is_draft {
            res.push((**key, None, None));
            continue;
        }
        let mut with_siblings = (**key, None, None);
        if i > 0 {
            let mut j = i;
            loop {
                if j == 0 {
                    break;
                }
                j -= 1;
                if sorted[j].1 {
                    continue;
                }
                // lighter / later
                with_siblings.1 = Some(*sorted[j].0);
                break;
            }
        }
        if i < length - 1 {
            let mut j = i;
            loop {
                if j == length - 1 {
                    break;
                }
                j += 1;
                if sorted[j].1 {
                    continue;
                }
                // heavier/earlier
                with_siblings.2 = Some(*sorted[j].0);
                break;
            }
        }
        res.push(with_siblings);
    }
    res
 }
 #[cfg(test)]
 mod tests {
    use slotmap::DenseSlotMap;
    use front_matter::{PageFrontMatter};
    use content::Page;
    use super::{sort_pages_by_date, sort_pages_by_weight, find_siblings};
    fn create_page_with_date(date: &str) -> Page {
        let mut front_matter = PageFrontMatter::default();
        front_matter.date = Some(date.to_string());
        front_matter.date_to_datetime();
        Page::new("content/hello.md", front_matter)
    }
    fn create_page_with_weight(weight: usize) -> Page {
        let mut front_matter = PageFrontMatter::default();
        front_matter.weight = Some(weight);
        Page::new("content/hello.md", front_matter)
    }
    #[test]
    fn can_sort_by_dates() {
        let mut dense = DenseSlotMap::new();
        let page1 = create_page_with_date("2018-01-01");
        let key1 = dense.insert(page1.clone());
        let page2 = create_page_with_date("2017-01-01");
        let key2 = dense.insert(page2.clone());
        let page3 = create_page_with_date("2019-01-01");
        let key3 = dense.insert(page3.clone());
        let input = vec![
            (&key1, page1.meta.datetime, page1.permalink.as_ref()),
            (&key2, page2.meta.datetime, page2.permalink.as_ref()),
            (&key3, page3.meta.datetime, page3.permalink.as_ref()),
        ];
        let (pages, _) = sort_pages_by_date(input);
        // Should be sorted by date
        assert_eq!(pages[0], key3);
        assert_eq!(pages[1], key1);
        assert_eq!(pages[2], key2);
    }
    #[test]
    fn can_sort_by_weight() {
        let mut dense = DenseSlotMap::new();
        let page1 = create_page_with_weight(2);
        let key1 = dense.insert(page1.clone());
        let page2 = create_page_with_weight(3);
        let key2 = dense.insert(page2.clone());
        let page3 = create_page_with_weight(1);
        let key3 = dense.insert(page3.clone());
        let input = vec![
            (&key1, page1.meta.weight, page1.permalink.as_ref()),
            (&key2, page2.meta.weight, page2.permalink.as_ref()),
            (&key3, page3.meta.weight, page3.permalink.as_ref()),
        ];
        let (pages, _) = sort_pages_by_weight(input);
        // Should be sorted by weight
        assert_eq!(pages[0], key3);
        assert_eq!(pages[1], key1);
        assert_eq!(pages[2], key2);
    }
    #[test]
    fn ignore_page_with_missing_field() {
        let mut dense = DenseSlotMap::new();
        let page1 = create_page_with_weight(2);
        let key1 = dense.insert(page1.clone());
        let page2 = create_page_with_weight(3);
        let key2 = dense.insert(page2.clone());
        let page3 = create_page_with_date("2019-01-01");
        let key3 = dense.insert(page3.clone());
        let input = vec![
            (&key1, page1.meta.weight, page1.permalink.as_ref()),
            (&key2, page2.meta.weight, page2.permalink.as_ref()),
            (&key3, page3.meta.weight, page3.permalink.as_ref()),
        ];
        let (pages,unsorted) = sort_pages_by_weight(input);
        assert_eq!(pages.len(), 2);
        assert_eq!(unsorted.len(), 1);
    }
    #[test]
    fn can_find_siblings() {
        let mut dense = DenseSlotMap::new();
        let page1 = create_page_with_weight(1);
        let key1 = dense.insert(page1.clone());
        let page2 = create_page_with_weight(2);
        let key2 = dense.insert(page2.clone());
        let page3 = create_page_with_weight(3);
        let key3 = dense.insert(page3.clone());
        let input = vec![
            (&key1, page1.is_draft()),
            (&key2, page2.is_draft()),
            (&key3, page3.is_draft()),
        ];
        let pages = find_siblings(input);
        assert_eq!(pages[0].1, None);
        assert_eq!(pages[0].2, Some(key2));
        assert_eq!(pages[1].1, Some(key1));
        assert_eq!(pages[1].2, Some(key3));
        assert_eq!(pages[2].1, Some(key2));
        assert_eq!(pages[2].2, None);
    }
 }
--- a/components/library/src/taxonomies/mod.rs
+++ b/components/library/src/taxonomies/mod.rs
@@ -1,46 +1,68 @@
 #[macro_use]
 extern crate serde_derive;
 extern crate tera;
 extern crate slug;
 #[macro_use]
 extern crate errors;
 extern crate config;
 extern crate content;
 extern crate front_matter;
 extern crate utils;
 use std::collections::HashMap;
 use slug::slugify;
 use tera::{Context, Tera};
 use tera::{Context, Tera, Value};
 use slotmap::{Key};
 use config::{Config, Taxonomy as TaxonomyConfig};
 use errors::{Result, ResultExt};
 use content::{Page, sort_pages};
 use front_matter::SortBy;
 use utils::templates::render_template;
 use sorting::sort_pages_by_date;
 use library::Library;
 #[derive(Debug, Clone, PartialEq, Serialize)]
 struct SerializedTaxonomyItem<'a> {
    name: &'a str,
    slug: &'a str,
    permalink: &'a str,
    pages: Vec<&'a Value>,
 }
 impl<'a> SerializedTaxonomyItem<'a> {
    pub fn from_item(item: &'a TaxonomyItem, library: &'a Library) -> Self {
        let mut pages = vec![];
        for k in &item.pages {
            pages.push(library.get_cached_page_value_by_key(k));
        }
 /// A tag or category
 #[derive(Debug, Clone, Serialize, PartialEq)]
        SerializedTaxonomyItem {
            name: &item.name,
            slug: &item.slug,
            permalink: &item.permalink,
            pages,
        }
    }
 }
 /// A taxonomy with all its pages
 #[derive(Debug, Clone, PartialEq)]
 pub struct TaxonomyItem {
    pub name: String,
    pub slug: String,
    pub permalink: String,
    pub pages: Vec<Page>,
    pub pages: Vec<Key>,
 }
 impl TaxonomyItem {
    pub fn new(name: &str, path: &str, config: &Config, pages: Vec<Page>) -> TaxonomyItem {
    pub fn new(name: &str, path: &str, config: &Config, keys: Vec<Key>, library: &Library) -> Self {
        // Taxonomy are almost always used for blogs so we filter by dates
        // and it's not like we can sort things across sections by anything other
        // than dates
        let (mut pages, ignored_pages) = sort_pages(pages, SortBy::Date);
        let data = keys
            .iter()
            .map(|k| {
                if let Some(page) = library.pages().get(*k) {
                    (k, page.meta.datetime, page.permalink.as_ref())
                } else {
                    unreachable!("Sorting got an unknown page")
                }
            })
            .collect();
        let (mut pages, ignored_pages) = sort_pages_by_date(data);
        let slug = slugify(name);
        let permalink = {
            config.make_permalink(&format!("/{}/{}", path, slug))
        };
        let permalink = config.make_permalink(&format!("/{}/{}", path, slug));
        // We still append pages without dates at the end
        pages.extend(ignored_pages);
@@ -54,8 +76,24 @@ impl TaxonomyItem {
    }
 }
 /// All the tags or categories
 #[derive(Debug, Clone, PartialEq, Serialize)]
 pub struct SerializedTaxonomy<'a> {
    kind: &'a TaxonomyConfig,
    items: Vec<SerializedTaxonomyItem<'a>>,
 }
 impl<'a> SerializedTaxonomy<'a> {
    pub fn from_taxonomy(taxonomy: &'a Taxonomy, library: &'a Library) -> Self {
        let items: Vec<SerializedTaxonomyItem> = taxonomy.items.iter().map(|i| SerializedTaxonomyItem::from_item(i, library)).collect();
        SerializedTaxonomy {
            kind: &taxonomy.kind,
            items,
        }
    }
 }
 /// All different taxonomies we have and their content
 #[derive(Debug, Clone, PartialEq)]
 pub struct Taxonomy {
    pub kind: TaxonomyConfig,
    // this vec is sorted by the count of item
@@ -63,11 +101,11 @@ pub struct Taxonomy {
 }
 impl Taxonomy {
    fn new(kind: TaxonomyConfig, config: &Config, items: HashMap<String, Vec<Page>>) -> Taxonomy {
    fn new(kind: TaxonomyConfig, config: &Config, items: HashMap<String, Vec<Key>>, library: &Library) -> Taxonomy {
        let mut sorted_items = vec![];
        for (name, pages) in items {
            sorted_items.push(
                TaxonomyItem::new(&name, &kind.name, config, pages)
                TaxonomyItem::new(&name, &kind.name, config, pages, library)
            );
        }
        sorted_items.sort_by(|a, b| a.name.cmp(&b.name));
@@ -86,10 +124,10 @@ impl Taxonomy {
        self.len() == 0
    }
    pub fn render_term(&self, item: &TaxonomyItem, tera: &Tera, config: &Config) -> Result<String> {
    pub fn render_term(&self, item: &TaxonomyItem, tera: &Tera, config: &Config, library: &Library) -> Result<String> {
        let mut context = Context::new();
        context.insert("config", config);
        context.insert("term", item);
        context.insert("term", &SerializedTaxonomyItem::from_item(item, library));
        context.insert("taxonomy", &self.kind);
        context.insert("current_url", &config.make_permalink(&format!("{}/{}", self.kind.name, item.slug)));
        context.insert("current_path", &format!("/{}/{}", self.kind.name, item.slug));
@@ -98,10 +136,11 @@ impl Taxonomy {
            .chain_err(|| format!("Failed to render single term {} page.", self.kind.name))
    }
    pub fn render_all_terms(&self, tera: &Tera, config: &Config) -> Result<String> {
    pub fn render_all_terms(&self, tera: &Tera, config: &Config, library: &Library) -> Result<String> {
        let mut context = Context::new();
        context.insert("config", config);
        context.insert("terms", &self.items);
        let terms: Vec<SerializedTaxonomyItem> = self.items.iter().map(|i| SerializedTaxonomyItem::from_item(i, library)).collect();
        context.insert("terms", &terms);
        context.insert("taxonomy", &self.kind);
        context.insert("current_url", &config.make_permalink(&self.kind.name));
        context.insert("current_path", &self.kind.name);
@@ -109,9 +148,13 @@ impl Taxonomy {
        render_template(&format!("{}/list.html", self.kind.name), tera, &context, &config.theme)
            .chain_err(|| format!("Failed to render a list of {} page.", self.kind.name))
    }
    pub fn to_serialized<'a>(&'a self, library: &'a Library) -> SerializedTaxonomy<'a> {
        SerializedTaxonomy::from_taxonomy(self, library)
    }
 }
 pub fn find_taxonomies(config: &Config, all_pages: Vec<&Page>) -> Result<Vec<Taxonomy>> {
 pub fn find_taxonomies(config: &Config, library: &Library) -> Result<Vec<Taxonomy>> {
    let taxonomies_def = {
        let mut m = HashMap::new();
        for t in &config.taxonomies {
@@ -121,8 +164,12 @@ pub fn find_taxonomies(config: &Config, all_pages: Vec<&Page>) -> Result<Vec<Tax
    };
    let mut all_taxonomies = HashMap::new();
    // Find all the taxonomies first
    for page in all_pages {
    for (key, page) in library.pages() {
        // Draft are not part of taxonomies
        if page.is_draft() {
            continue;
        }
        for (name, val) in &page.meta.taxonomies {
            if taxonomies_def.contains_key(name) {
                all_taxonomies
@@ -134,7 +181,7 @@ pub fn find_taxonomies(config: &Config, all_pages: Vec<&Page>) -> Result<Vec<Tax
                        .unwrap()
                        .entry(v.to_string())
                        .or_insert_with(|| vec![])
                        .push(page.clone());
                        .push(key);
                }
            } else {
                bail!("Page `{}` has taxonomy `{}` which is not defined in config.toml", page.file.path.display(), name);
@@ -145,7 +192,7 @@ pub fn find_taxonomies(config: &Config, all_pages: Vec<&Page>) -> Result<Vec<Tax
    let mut taxonomies = vec![];
    for (name, taxo) in all_taxonomies {
        taxonomies.push(Taxonomy::new(taxonomies_def[name].clone(), config, taxo));
        taxonomies.push(Taxonomy::new(taxonomies_def[name].clone(), config, taxo, library));
    }
    Ok(taxonomies)
@@ -157,35 +204,43 @@ mod tests {
    use super::*;
    use std::collections::HashMap;
    use config::{Config, Taxonomy};
    use config::{Config, Taxonomy as TaxonomyConfig};
    use content::Page;
    use library::Library;
    #[test]
    fn can_make_taxonomies() {
        let mut config = Config::default();
        let mut library = Library::new(2, 0);
        config.taxonomies = vec![
            Taxonomy { name: "categories".to_string(), ..Taxonomy::default() },
            Taxonomy { name: "tags".to_string(), ..Taxonomy::default() },
            Taxonomy { name: "authors".to_string(), ..Taxonomy::default() },
            TaxonomyConfig { name: "categories".to_string(), ..TaxonomyConfig::default() },
            TaxonomyConfig { name: "tags".to_string(), ..TaxonomyConfig::default() },
            TaxonomyConfig { name: "authors".to_string(), ..TaxonomyConfig::default() },
        ];
        let mut page1 = Page::default();
        let mut taxo_page1 = HashMap::new();
        taxo_page1.insert("tags".to_string(), vec!["rust".to_string(), "db".to_string()]);
        taxo_page1.insert("categories".to_string(), vec!["Programming tutorials".to_string()]);
        page1.meta.taxonomies = taxo_page1;
        library.insert_page(page1);
        let mut page2 = Page::default();
        let mut taxo_page2 = HashMap::new();
        taxo_page2.insert("tags".to_string(), vec!["rust".to_string(), "js".to_string()]);
        taxo_page2.insert("categories".to_string(), vec!["Other".to_string()]);
        page2.meta.taxonomies = taxo_page2;
        library.insert_page(page2);
        let mut page3 = Page::default();
        let mut taxo_page3 = HashMap::new();
        taxo_page3.insert("tags".to_string(), vec!["js".to_string()]);
        taxo_page3.insert("authors".to_string(), vec!["Vincent Prouillet".to_string()]);
        page3.meta.taxonomies = taxo_page3;
        let pages = vec![&page1, &page2, &page3];
        library.insert_page(page3);
        let taxonomies = find_taxonomies(&config, pages).unwrap();
        let taxonomies = find_taxonomies(&config, &library).unwrap();
        let (tags, categories, authors) = {
            let mut t = None;
            let mut c = None;
@@ -233,15 +288,18 @@ mod tests {
    #[test]
    fn errors_on_unknown_taxonomy() {
        let mut config = Config::default();
        let mut library = Library::new(2, 0);
        config.taxonomies = vec![
            Taxonomy { name: "authors".to_string(), ..Taxonomy::default() },
            TaxonomyConfig { name: "authors".to_string(), ..TaxonomyConfig::default() },
        ];
        let mut page1 = Page::default();
        let mut taxo_page1 = HashMap::new();
        taxo_page1.insert("tags".to_string(), vec!["rust".to_string(), "db".to_string()]);
        page1.meta.taxonomies = taxo_page1;
        library.insert_page(page1);
        let taxonomies = find_taxonomies(&config, vec![&page1]);
        let taxonomies = find_taxonomies(&config, &library);
        assert!(taxonomies.is_err());
        let err = taxonomies.unwrap_err();
        // no path as this is created by Default
--- a/components/pagination/Cargo.toml
+++ b/components/pagination/Cargo.toml
@@ -1,18 +0,0 @@
 [package]
 name = "pagination"
 version = "0.1.0"
 authors = ["Vincent Prouillet <prouillet.vincent@gmail.com>"]
 [dependencies]
 tera = "0.11"
 serde = "1"
 serde_derive = "1"
 errors = { path = "../errors" }
 config = { path = "../config" }
 content = { path = "../content" }
 utils = { path = "../utils" }
 taxonomies = { path = "../taxonomies" }
 [dev-dependencies]
 front_matter = { path = "../front_matter" }
--- a/components/rebuild/Cargo.toml
+++ b/components/rebuild/Cargo.toml
@@ -7,7 +7,7 @@ authors = ["Vincent Prouillet <prouillet.vincent@gmail.com>"]
 errors = { path = "../errors" }
 front_matter = { path = "../front_matter" }
 highlighting = { path = "../highlighting" }
 content = { path = "../content" }
 library = { path = "../library" }
 site = { path = "../site" }
 [dev-dependencies]
--- a/components/rebuild/src/lib.rs
+++ b/components/rebuild/src/lib.rs
@@ -1,20 +1,21 @@
 extern crate site;
 #[macro_use]
 extern crate errors;
 extern crate content;
 extern crate library;
 extern crate front_matter;
 use std::path::{Path, Component};
 use errors::Result;
 use site::Site;
 use content::{Page, Section};
 use library::{Page, Section};
 use front_matter::{PageFrontMatter, SectionFrontMatter};
 /// Finds the section that contains the page given if there is one
 pub fn find_parent_section<'a>(site: &'a Site, page: &Page) -> Option<&'a Section> {
    for section in site.sections.values() {
    for section in site.library.sections_values() {
        // TODO: remove that, it's wrong now it should check the page key
        if section.is_child_page(&page.file.path) {
            return Some(section);
        }
@@ -98,16 +99,16 @@ fn find_page_front_matter_changes(current: &PageFrontMatter, other: &PageFrontMa
 /// Handles a path deletion: could be a page, a section, a folder
 fn delete_element(site: &mut Site, path: &Path, is_section: bool) -> Result<()> {
    // Ignore the event if this path was not known
    if !site.sections.contains_key(path) && !site.pages.contains_key(path) {
    if !site.library.contains_section(&path.to_path_buf()) && !site.library.contains_page(&path.to_path_buf()) {
        return Ok(());
    }
    if is_section {
        if let Some(s) = site.pages.remove(path) {
        if let Some(s) = site.library.remove_section_by_path(&path.to_path_buf()) {
            site.permalinks.remove(&s.file.relative);
            site.populate_sections();
        }
    } else if let Some(p) = site.pages.remove(path) {
    } else if let Some(p) = site.library.remove_page_by_path(&path.to_path_buf()) {
        site.permalinks.remove(&p.file.relative);
        if !p.meta.taxonomies.is_empty() {
@@ -131,30 +132,31 @@ fn delete_element(site: &mut Site, path: &Path, is_section: bool) -> Result<()>
 /// Handles a `_index.md` (a section) being edited in some ways
 fn handle_section_editing(site: &mut Site, path: &Path) -> Result<()> {
    let section = Section::from_file(path, &site.config)?;
    let pathbuf = path.to_path_buf();
    match site.add_section(section, true)? {
        // Updating a section
        Some(prev) => {
            // Copy the section data so we don't end up with an almost empty object
            site.sections.get_mut(path).unwrap().pages = prev.pages;
            site.sections.get_mut(path).unwrap().ignored_pages = prev.ignored_pages;
            site.sections.get_mut(path).unwrap().subsections = prev.subsections;
            site.library.get_section_mut(&pathbuf).unwrap().pages = prev.pages;
            site.library.get_section_mut(&pathbuf).unwrap().ignored_pages = prev.ignored_pages;
            site.library.get_section_mut(&pathbuf).unwrap().subsections = prev.subsections;
            if site.sections[path].meta == prev.meta {
            if site.library.get_section(&pathbuf).unwrap().meta == prev.meta {
                // Front matter didn't change, only content did
                // so we render only the section page, not its pages
                return site.render_section(&site.sections[path], false);
                return site.render_section(&site.library.get_section(&pathbuf).unwrap(), false);
            }
            // Front matter changed
            for changes in find_section_front_matter_changes(&site.sections[path].meta, &prev.meta) {
            for changes in find_section_front_matter_changes(&site.library.get_section(&pathbuf).unwrap().meta, &prev.meta) {
                // Sort always comes first if present so the rendering will be fine
                match changes {
                    SectionChangesNeeded::Sort => {
                        site.sort_sections_pages(Some(path));
                        site.register_tera_global_fns();
                    }
                    SectionChangesNeeded::Render => site.render_section(&site.sections[path], false)?,
                    SectionChangesNeeded::RenderWithPages => site.render_section(&site.sections[path], true)?,
                    SectionChangesNeeded::Render => site.render_section(&site.library.get_section(&pathbuf).unwrap(), false)?,
                    SectionChangesNeeded::RenderWithPages => site.render_section(&site.library.get_section(&pathbuf).unwrap(), true)?,
                    // not a common enough operation to make it worth optimizing
                    SectionChangesNeeded::Delete => {
                        site.populate_sections();
@@ -168,14 +170,14 @@ fn handle_section_editing(site: &mut Site, path: &Path) -> Result<()> {
        None => {
            site.populate_sections();
            site.register_tera_global_fns();
            site.render_section(&site.sections[path], true)
            site.render_section(&site.library.get_section(&pathbuf).unwrap(), true)
        }
    }
 }
 macro_rules! render_parent_section {
    ($site: expr, $path: expr) => {
        if let Some(s) = find_parent_section($site, &$site.pages[$path]) {
        if let Some(s) = find_parent_section($site, &$site.library.get_page(&$path.to_path_buf()).unwrap()) {
            $site.render_section(s, false)?;
        };
    }
@@ -184,26 +186,27 @@ macro_rules! render_parent_section {
 /// Handles a page being edited in some ways
 fn handle_page_editing(site: &mut Site, path: &Path) -> Result<()> {
    let page = Page::from_file(path, &site.config)?;
    let pathbuf = path.to_path_buf();
    match site.add_page(page, true)? {
        // Updating a page
        Some(prev) => {
            // Front matter didn't change, only content did
            if site.pages[path].meta == prev.meta {
            if site.library.get_page(&pathbuf).unwrap().meta == prev.meta {
                // Other than the page itself, the summary might be seen
                // on a paginated list for a blog for example
                if site.pages[path].summary.is_some() {
                if site.library.get_page(&pathbuf).unwrap().summary.is_some() {
                    render_parent_section!(site, path);
                }
                // TODO: register_tera_global_fns is expensive as it involves lots of cloning
                // I can't think of a valid usecase where you would need the content
                // of a page through a global fn so it's commented out for now
                // site.register_tera_global_fns();
                return site.render_page(&site.pages[path]);
                return site.render_page(&site.library.get_page(&pathbuf).unwrap());
            }
            // Front matter changed
            let mut sections_populated = false;
            for changes in find_page_front_matter_changes(&site.pages[path].meta, &prev.meta) {
            for changes in find_page_front_matter_changes(&site.library.get_page(&pathbuf).unwrap().meta, &prev.meta) {
                // Sort always comes first if present so the rendering will be fine
                match changes {
                    PageChangesNeeded::Taxonomies => {
@@ -212,7 +215,7 @@ fn handle_page_editing(site: &mut Site, path: &Path) -> Result<()> {
                        site.render_taxonomies()?;
                    }
                    PageChangesNeeded::Sort => {
                        let section_path = match find_parent_section(site, &site.pages[path]) {
                        let section_path = match find_parent_section(site, &site.library.get_page(&pathbuf).unwrap()) {
                            Some(s) => s.file.path.clone(),
                            None => continue  // Do nothing if it's an orphan page
                        };
@@ -231,7 +234,7 @@ fn handle_page_editing(site: &mut Site, path: &Path) -> Result<()> {
                        }
                        site.register_tera_global_fns();
                        render_parent_section!(site, path);
                        site.render_page(&site.pages[path])?;
                        site.render_page(&site.library.get_page(&path.to_path_buf()).unwrap())?;
                    }
                };
            }
@@ -302,7 +305,7 @@ pub fn after_template_change(site: &mut Site, path: &Path) -> Result<()> {
    match filename {
        "sitemap.xml" => site.render_sitemap(),
        "rss.xml" => site.render_rss_feed(site.pages.values().collect(), None),
        "rss.xml" => site.render_rss_feed(site.library.pages_values(), None),
        "robots.txt" => site.render_robots(),
        "single.html" | "list.html" => site.render_taxonomies(),
        "page.html" => {
--- a/components/search/Cargo.toml
+++ b/components/search/Cargo.toml
@@ -9,4 +9,4 @@ ammonia = "1"
 lazy_static = "1"
 errors = { path = "../errors" }
 content = { path = "../content" }
 library = { path = "../library" }
--- a/components/search/src/lib.rs
+++ b/components/search/src/lib.rs
@@ -2,16 +2,16 @@ extern crate elasticlunr;
 #[macro_use]
 extern crate lazy_static;
 extern crate ammonia;
 #[macro_use]
 extern crate errors;
 extern crate content;
 extern crate library;
 use std::collections::{HashMap, HashSet};
 use std::path::PathBuf;
 use elasticlunr::{Index, Language};
 use content::Section;
 use library::{Library, Section};
 use errors::Result;
@@ -39,7 +39,7 @@ lazy_static! {
 /// the language given
 /// Errors if the language given is not available in Elasticlunr
 /// TODO: is making `in_search_index` apply to subsections of a `false` section useful?
 pub fn build_index(sections: &HashMap<PathBuf, Section>, lang: &str) -> Result<String> {
 pub fn build_index(lang: &str, library: &Library) -> Result<String> {
    let language = match Language::from_code(lang) {
        Some(l) => l,
        None => { bail!("Tried to build search index for language {} which is not supported", lang); }
@@ -47,14 +47,14 @@ pub fn build_index(sections: &HashMap<PathBuf, Section>, lang: &str) -> Result<S
    let mut index = Index::with_language(language, &["title", "body"]);
    for section in sections.values() {
        add_section_to_index(&mut index, section);
    for section in library.sections_values() {
        add_section_to_index(&mut index, section, library);
    }
    Ok(index.to_json())
 }
 fn add_section_to_index(index: &mut Index, section: &Section) {
 fn add_section_to_index(index: &mut Index, section: &Section, library: &Library) {
    if !section.meta.in_search_index {
        return;
    }
@@ -67,7 +67,8 @@ fn add_section_to_index(index: &mut Index, section: &Section) {
        );
    }
    for page in &section.pages {
    for key in &section.pages {
        let page = library.get_page_by_key(*key);
        if !page.meta.in_search_index || page.meta.draft {
            continue;
        }
--- a/components/site/Cargo.toml
+++ b/components/site/Cargo.toml
@@ -16,11 +16,9 @@ config = { path = "../config" }
 utils = { path = "../utils" }
 templates = { path = "../templates" }
 front_matter = { path = "../front_matter" }
 pagination = { path = "../pagination" }
 taxonomies = { path = "../taxonomies" }
 content = { path = "../content" }
 search = { path = "../search" }
 imageproc = { path = "../imageproc" }
 library = { path = "../library" }
 [dev-dependencies]
 tempfile = "3"
--- a/components/site/benches/site.rs
+++ b/components/site/benches/site.rs
@@ -1,14 +1,14 @@
 #![feature(test)]
 extern crate test;
 extern crate site;
 extern crate pagination;
 extern crate library;
 extern crate tempfile;
 use std::env;
 use tempfile::tempdir;
 use site::Site;
 use pagination::Paginator;
 use library::Paginator;
 fn setup_site(name: &str) -> Site {
@@ -44,7 +44,7 @@ fn bench_render_rss_feed(b: &mut test::Bencher) {
    let tmp_dir = tempdir().expect("create temp dir");
    let public = &tmp_dir.path().join("public");
    site.set_output_path(&public);
    b.iter(|| site.render_rss_feed(site.pages.values().collect(), None).unwrap());
    b.iter(|| site.render_rss_feed(site.library.pages_values(), None).unwrap());
 }
 #[bench]
@@ -62,8 +62,8 @@ fn bench_render_paginated(b: &mut test::Bencher) {
    let tmp_dir = tempdir().expect("create temp dir");
    let public = &tmp_dir.path().join("public");
    site.set_output_path(&public);
    let section = site.sections.values().collect::<Vec<_>>()[0];
    let paginator = Paginator::from_section(&section.pages, section);
    let section = site.library.sections_values()[0];
    let paginator = Paginator::from_section(&section, site.library.pages());
    b.iter(|| site.render_paginated(public, &paginator));
 }
--- a/components/site/src/lib.rs
+++ b/components/site/src/lib.rs
@@ -12,38 +12,31 @@ extern crate config;
 extern crate utils;
 extern crate front_matter;
 extern crate templates;
 extern crate pagination;
 extern crate taxonomies;
 extern crate content;
 extern crate search;
 extern crate imageproc;
 extern crate library;
 #[cfg(test)]
 extern crate tempfile;
 use std::collections::{HashMap, HashSet};
 use std::collections::{HashMap};
 use std::fs::{create_dir_all, remove_dir_all, copy};
 use std::mem;
 use std::path::{Path, PathBuf};
 use std::sync::{Arc, Mutex};
 use glob::glob;
 use tera::{Tera, Context};
 use sass_rs::{Options as SassOptions, OutputStyle, compile_file};
 use rayon::prelude::*;
 use errors::{Result, ResultExt};
 use config::{Config, get_config};
 use utils::fs::{create_file, copy_directory, create_directory, ensure_directory_exists};
 use utils::templates::{render_template, rewrite_theme_paths};
 use utils::net::get_available_port;
 use content::{Page, Section, populate_siblings, sort_pages, sort_pages_by_date};
 use templates::{GUTENBERG_TERA, global_fns, render_redirect_template};
 use front_matter::{InsertAnchor};
 use taxonomies::{Taxonomy, find_taxonomies};
 use pagination::Paginator;
 use rayon::prelude::*;
 use library::{Page, Section, sort_actual_pages_by_date, Library, Taxonomy, find_taxonomies, Paginator};
 /// The sitemap only needs links and potentially date so we trim down
 /// all pages to only that
@@ -65,8 +58,6 @@ pub struct Site {
    pub base_path: PathBuf,
    /// The parsed config for the site
    pub config: Config,
    pub pages: HashMap<PathBuf, Page>,
    pub sections: HashMap<PathBuf, Section>,
    pub tera: Tera,
    imageproc: Arc<Mutex<imageproc::Processor>>,
    // the live reload port to be used if there is one
@@ -78,6 +69,8 @@ pub struct Site {
    /// A map of all .md files (section and pages) and their permalink
    /// We need that if there are relative links in the content that need to be resolved
    pub permalinks: HashMap<String, String>,
    /// Contains all pages and sections of the site
    pub library: Library,
 }
 impl Site {
@@ -108,7 +101,7 @@ impl Site {
            );
            let mut tera_theme = Tera::parse(&theme_tpl_glob).chain_err(|| "Error parsing templates from themes")?;
            rewrite_theme_paths(&mut tera_theme, &theme);
            // TODO: same as above
            // TODO: same as below
            if theme_path.join("templates").join("robots.txt").exists() {
                tera_theme.add_template_file(theme_path.join("templates").join("robots.txt"), None)?;
            }
@@ -133,8 +126,6 @@ impl Site {
            base_path: path.to_path_buf(),
            config,
            tera,
            pages: HashMap::new(),
            sections: HashMap::new(),
            imageproc: Arc::new(Mutex::new(imageproc)),
            live_reload: None,
            output_path: path.join("public"),
@@ -142,6 +133,8 @@ impl Site {
            static_path,
            taxonomies: Vec::new(),
            permalinks: HashMap::new(),
            // We will allocate it properly later on
            library: Library::new(0, 0),
        };
        Ok(site)
@@ -158,15 +151,7 @@ impl Site {
    /// Get all the orphan (== without section) pages in the site
    pub fn get_all_orphan_pages(&self) -> Vec<&Page> {
        let pages_in_sections = self.sections
            .values()
            .flat_map(|s| s.all_pages_path())
            .collect::<HashSet<_>>();
        self.pages
            .values()
            .filter(|page| !pages_in_sections.contains(&page.file.path))
            .collect()
        self.library.get_all_orphan_pages()
    }
    pub fn set_base_url(&mut self, base_url: String) {
@@ -191,6 +176,8 @@ impl Site {
            .filter(|e| !e.as_path().file_name().unwrap().to_str().unwrap().starts_with('.'))
            .partition(|entry| entry.as_path().file_name().unwrap() == "_index.md");
        self.library = Library::new(page_entries.len(), section_entries.len());
        let sections = {
            let config = &self.config;
@@ -225,7 +212,7 @@ impl Site {
        // Insert a default index section if necessary so we don't need to create
        // a _index.md to render the index page at the root of the site
        let index_path = self.index_section_path();
        if let Some(ref index_section) = self.sections.get(&index_path) {
        if let Some(ref index_section) = self.library.get_section(&index_path) {
            if self.config.build_search_index && !index_section.meta.in_search_index {
                bail!(
                    "You have enabled search in the config but disabled it in the index section: \
@@ -235,12 +222,13 @@ impl Site {
            }
        }
        // Not in else because of borrow checker
        if !self.sections.contains_key(&index_path) {
        if !self.library.contains_section(&index_path) {
            let mut index_section = Section::default();
            index_section.permalink = self.config.make_permalink("");
            index_section.file.path = self.content_path.join("_index.md");
            index_section.file.parent = self.content_path.clone();
            index_section.file.relative = "_index.md".to_string();
            self.sections.insert(index_path, index_section);
            self.library.insert_section(index_section);
        }
        let mut pages_insert_anchors = HashMap::new();
@@ -253,6 +241,8 @@ impl Site {
        self.register_early_global_fns();
        self.render_markdown()?;
        self.populate_sections();
        self.library.cache_all_pages();
        self.library.cache_all_sections();
        self.populate_taxonomies()?;
        self.register_tera_global_fns();
@@ -271,19 +261,27 @@ impl Site {
        // This is needed in the first place because of silly borrow checker
        let mut pages_insert_anchors = HashMap::new();
        for p in self.pages.values() {
        for (_, p) in self.library.pages() {
            pages_insert_anchors.insert(p.file.path.clone(), self.find_parent_section_insert_anchor(&p.file.parent.clone()));
        }
        self.pages.par_iter_mut()
            .map(|(_, page)| {
        self.library
            .pages_mut()
            .values_mut()
            .collect::<Vec<_>>()
            .par_iter_mut()
            .map(|page| {
                let insert_anchor = pages_insert_anchors[&page.file.path];
                page.render_markdown(permalinks, tera, config, base_path, insert_anchor)
            })
            .collect::<Result<()>>()?;
        self.sections.par_iter_mut()
            .map(|(_, section)| section.render_markdown(permalinks, tera, config, base_path))
        self.library
            .sections_mut()
            .values_mut()
            .collect::<Vec<_>>()
            .par_iter_mut()
            .map(|section| section.render_markdown(permalinks, tera, config, base_path))
            .collect::<Result<()>>()?;
        Ok(())
@@ -301,15 +299,15 @@ impl Site {
    pub fn register_tera_global_fns(&mut self) {
        self.tera.register_function("trans", global_fns::make_trans(self.config.clone()));
        self.tera.register_function("get_page", global_fns::make_get_page(&self.pages));
        self.tera.register_function("get_section", global_fns::make_get_section(&self.sections));
        self.tera.register_function("get_page", global_fns::make_get_page(&self.library));
        self.tera.register_function("get_section", global_fns::make_get_section(&self.library));
        self.tera.register_function(
            "get_taxonomy",
            global_fns::make_get_taxonomy(self.taxonomies.clone()),
            global_fns::make_get_taxonomy(&self.taxonomies, &self.library),
        );
        self.tera.register_function(
            "get_taxonomy_url",
            global_fns::make_get_taxonomy_url(self.taxonomies.clone()),
            global_fns::make_get_taxonomy_url(&self.taxonomies),
        );
    }
@@ -317,16 +315,14 @@ impl Site {
    /// The `render` parameter is used in the serve command, when rebuilding a page.
    /// If `true`, it will also render the markdown for that page
    /// Returns the previous page struct if there was one at the same path
    pub fn add_page(&mut self, page: Page, render: bool) -> Result<Option<Page>> {
        let path = page.file.path.clone();
    pub fn add_page(&mut self, mut page: Page, render: bool) -> Result<Option<Page>> {
        self.permalinks.insert(page.file.relative.clone(), page.permalink.clone());
        let prev = self.pages.insert(page.file.path.clone(), page);
        if render {
            let insert_anchor = self.find_parent_section_insert_anchor(&self.pages[&path].file.parent);
            let page = self.pages.get_mut(&path).unwrap();
            let insert_anchor = self.find_parent_section_insert_anchor(&page.file.parent);
            page.render_markdown(&self.permalinks, &self.tera, &self.config, &self.base_path, insert_anchor)?;
        }
        let prev = self.library.remove_page_by_path(&page.file.path);
        self.library.insert_page(page);
        Ok(prev)
    }
@@ -335,15 +331,13 @@ impl Site {
    /// The `render` parameter is used in the serve command, when rebuilding a page.
    /// If `true`, it will also render the markdown for that page
    /// Returns the previous section struct if there was one at the same path
    pub fn add_section(&mut self, section: Section, render: bool) -> Result<Option<Section>> {
        let path = section.file.path.clone();
    pub fn add_section(&mut self, mut section: Section, render: bool) -> Result<Option<Section>> {
        self.permalinks.insert(section.file.relative.clone(), section.permalink.clone());
        let prev = self.sections.insert(section.file.path.clone(), section);
        if render {
            let section = self.sections.get_mut(&path).unwrap();
            section.render_markdown(&self.permalinks, &self.tera, &self.config, &self.base_path)?;
        }
        let prev = self.library.remove_section_by_path(&section.file.path);
        self.library.insert_section(section);
        Ok(prev)
    }
@@ -351,7 +345,7 @@ impl Site {
    /// Finds the insert_anchor for the parent section of the directory at `path`.
    /// Defaults to `AnchorInsert::None` if no parent section found
    pub fn find_parent_section_insert_anchor(&self, parent_path: &PathBuf) -> InsertAnchor {
        match self.sections.get(&parent_path.join("_index.md")) {
        match self.library.get_section(&parent_path.join("_index.md")) {
            Some(s) => s.meta.insert_anchor_links,
            None => InsertAnchor::None
        }
@@ -360,59 +354,13 @@ impl Site {
    /// Find out the direct subsections of each subsection if there are some
    /// as well as the pages for each section
    pub fn populate_sections(&mut self) {
        let mut grandparent_paths: HashMap<PathBuf, Vec<PathBuf>> = HashMap::new();
        for section in self.sections.values_mut() {
            if let Some(ref grand_parent) = section.file.grand_parent {
                grandparent_paths
                    .entry(grand_parent.to_path_buf())
                    .or_insert_with(|| vec![])
                    .push(section.file.path.clone());
            }
            // Make sure the pages of a section are empty since we can call that many times on `serve`
            section.pages = vec![];
            section.ignored_pages = vec![];
        }
        for page in self.pages.values() {
            let parent_section_path = page.file.parent.join("_index.md");
            if self.sections.contains_key(&parent_section_path) {
                // TODO: use references instead of cloning to avoid having to call populate_section on
                // content change
                self.sections.get_mut(&parent_section_path).unwrap().pages.push(page.clone());
            }
        }
        self.sort_sections_pages(None);
        // TODO: remove this clone
        let sections = self.sections.clone();
        for section in self.sections.values_mut() {
            if let Some(paths) = grandparent_paths.get(&section.file.parent) {
                section.subsections = paths
                    .iter()
                    .map(|p| sections[p].clone())
                    .collect::<Vec<_>>();
                section.subsections
                    .sort_by(|a, b| a.meta.weight.cmp(&b.meta.weight));
            }
        }
        self.library.populate_sections();
    }
    /// Sorts the pages of the section at the given path
    /// By default will sort all sections but can be made to only sort a single one by providing a path
    pub fn sort_sections_pages(&mut self, only: Option<&Path>) {
        for (path, section) in &mut self.sections {
            if let Some(p) = only {
                if p != path {
                    continue;
                }
            }
            let pages = mem::replace(&mut section.pages, vec![]);
            let (sorted_pages, cannot_be_sorted_pages) = sort_pages(pages, section.meta.sort_by);
            section.pages = populate_siblings(&sorted_pages, section.meta.sort_by);
            section.ignored_pages = cannot_be_sorted_pages;
        }
        self.library.sort_sections_pages(only);
    }
    /// Find all the tags and categories if it's asked in the config
@@ -421,13 +369,7 @@ impl Site {
            return Ok(());
        }
        self.taxonomies = find_taxonomies(
            &self.config,
            self.pages
                .values()
                .filter(|p| !p.is_draft())
                .collect::<Vec<_>>(),
        )?;
        self.taxonomies = find_taxonomies(&self.config, &self.library)?;
        Ok(())
    }
@@ -501,7 +443,7 @@ impl Site {
        create_directory(&current_path)?;
        // Finally, create a index.html file there with the page rendered
        let output = page.render_html(&self.tera, &self.config)?;
        let output = page.render_html(&self.tera, &self.config, &self.library)?;
        create_file(&current_path.join("index.html"), &self.inject_livereload(output))?;
        // Copy any asset we found previously into the same directory as the index.html
@@ -522,7 +464,7 @@ impl Site {
        self.render_orphan_pages()?;
        self.render_sitemap()?;
        if self.config.generate_rss {
            self.render_rss_feed(self.pages.values().collect(), None)?;
            self.render_rss_feed(self.library.pages_values(), None)?;
        }
        self.render_404()?;
        self.render_robots()?;
@@ -555,7 +497,7 @@ impl Site {
            &self.output_path.join(&format!("search_index.{}.js", self.config.default_language)),
            &format!(
                "window.searchIndex = {};",
                search::build_index(&self.sections, &self.config.default_language)?
                search::build_index(&self.config.default_language, &self.library)?
            ),
        )?;
@@ -627,7 +569,7 @@ impl Site {
    }
    pub fn render_aliases(&self) -> Result<()> {
        for page in self.pages.values() {
        for page in self.library.pages_values() {
            for alias in &page.meta.aliases {
                let mut output_path = self.output_path.to_path_buf();
                let mut split = alias.split('/').collect::<Vec<_>>();
@@ -693,7 +635,7 @@ impl Site {
        ensure_directory_exists(&self.output_path)?;
        let output_path = self.output_path.join(&taxonomy.kind.name);
        let list_output = taxonomy.render_all_terms(&self.tera, &self.config)?;
        let list_output = taxonomy.render_all_terms(&self.tera, &self.config, &self.library)?;
        create_directory(&output_path)?;
        create_file(&output_path.join("index.html"), &self.inject_livereload(list_output))?;
@@ -703,15 +645,15 @@ impl Site {
            .map(|item| {
                if taxonomy.kind.rss {
                    self.render_rss_feed(
                        item.pages.iter().map(|p| p).collect(),
                        item.pages.iter().map(|p| self.library.get_page_by_key(*p)).collect(),
                        Some(&PathBuf::from(format!("{}/{}", taxonomy.kind.name, item.slug))),
                    )?;
                }
                if taxonomy.kind.is_paginated() {
                    self.render_paginated(&output_path, &Paginator::from_taxonomy(&taxonomy, item))
                    self.render_paginated(&output_path, &Paginator::from_taxonomy(&taxonomy, item, &self.library))
                } else {
                    let single_output = taxonomy.render_term(item, &self.tera, &self.config)?;
                    let single_output = taxonomy.render_term(item, &self.tera, &self.config, &self.library)?;
                    let path = output_path.join(&item.slug);
                    create_directory(&path)?;
                    create_file(
@@ -729,8 +671,9 @@ impl Site {
        let mut context = Context::new();
        let mut pages = self.pages
            .values()
        let mut pages = self.library
            .pages_values()
            .iter()
            .filter(|p| !p.is_draft())
            .map(|p| {
                let date = match p.meta.date {
@@ -743,8 +686,9 @@ impl Site {
        pages.sort_by(|a, b| a.permalink.cmp(&b.permalink));
        context.insert("pages", &pages);
        let mut sections = self.sections
            .values()
        let mut sections = self.library
            .sections_values()
            .iter()
            .map(|s| SitemapEntry::new(s.permalink.clone(), None))
            .collect::<Vec<_>>();
        sections.sort_by(|a, b| a.permalink.cmp(&b.permalink));
@@ -784,16 +728,22 @@ impl Site {
            .filter(|p| p.meta.date.is_some() && !p.is_draft())
            .collect::<Vec<_>>();
        pages.par_sort_unstable_by(sort_pages_by_date);
        // Don't generate a RSS feed if none of the pages has a date
        if pages.is_empty() {
            return Ok(());
        }
        pages.par_sort_unstable_by(sort_actual_pages_by_date);
        context.insert("last_build_date", &pages[0].meta.date.clone().map(|d| d.to_string()));
        // limit to the last n elements
        context.insert("pages", &pages.iter().take(self.config.rss_limit).collect::<Vec<_>>());
        let p = pages
            .iter()
            .take(self.config.rss_limit)
            .map(|x| x.to_serialized_basic())
            .collect::<Vec<_>>();
        context.insert("pages", &p);
        context.insert("config", &self.config);
        let rss_feed_url = if let Some(ref base) = base_path {
@@ -846,7 +796,7 @@ impl Site {
            section
                .pages
                .par_iter()
                .map(|p| self.render_page(p))
                .map(|k| self.render_page(self.library.get_page_by_key(*k)))
                .collect::<Result<()>>()?;
        }
@@ -861,9 +811,9 @@ impl Site {
        }
        if section.meta.is_paginated() {
            self.render_paginated(&output_path, &Paginator::from_section(&section.pages, section))?;
            self.render_paginated(&output_path, &Paginator::from_section(&section, &self.library))?;
        } else {
            let output = section.render_html(&self.tera, &self.config)?;
            let output = section.render_html(&self.tera, &self.config, &self.library)?;
            create_file(&output_path.join("index.html"), &self.inject_livereload(output))?;
        }
@@ -873,16 +823,15 @@ impl Site {
    /// Used only on reload
    pub fn render_index(&self) -> Result<()> {
        self.render_section(
            &self.sections[&self.content_path.join("_index.md")],
            &self.library.get_section(&self.content_path.join("_index.md")).unwrap(),
            false,
        )
    }
    /// Renders all sections
    pub fn render_sections(&self) -> Result<()> {
        self.sections
            .values()
            .collect::<Vec<_>>()
        self.library
            .sections_values()
            .into_par_iter()
            .map(|s| self.render_section(s, true))
            .collect::<Result<()>>()
--- a/components/site/tests/site.rs
+++ b/components/site/tests/site.rs
@@ -19,44 +19,46 @@ fn can_parse_site() {
    site.load().unwrap();
    // Correct number of pages (sections are pages too)
    assert_eq!(site.pages.len(), 15);
    assert_eq!(site.library.pages().len(), 15);
    let posts_path = path.join("content").join("posts");
    // Make sure we remove all the pwd + content from the sections
    let basic = &site.pages[&posts_path.join("simple.md")];
    let basic = site.library.get_page(&posts_path.join("simple.md")).unwrap();
    assert_eq!(basic.file.components, vec!["posts".to_string()]);
    // Make sure the page with a url doesn't have any sections
    let url_post = &site.pages[&posts_path.join("fixed-url.md")];
    let url_post = site.library.get_page(&posts_path.join("fixed-url.md")).unwrap();
    assert_eq!(url_post.path, "a-fixed-url/");
    // Make sure the article in a folder with only asset doesn't get counted as a section
    let asset_folder_post = &site.pages[&posts_path.join("with-assets").join("index.md")];
    let asset_folder_post = site.library.get_page(&posts_path.join("with-assets").join("index.md")).unwrap();
    assert_eq!(asset_folder_post.file.components, vec!["posts".to_string()]);
    // That we have the right number of sections
    assert_eq!(site.sections.len(), 7);
    assert_eq!(site.library.sections().len(), 7);
    // And that the sections are correct
    let index_section = &site.sections[&path.join("content").join("_index.md")];
    let index_section = site.library.get_section(&path.join("content").join("_index.md")).unwrap();
    assert_eq!(index_section.subsections.len(), 3);
    assert_eq!(index_section.pages.len(), 1);
    let posts_section = &site.sections[&posts_path.join("_index.md")];
    let posts_section = site.library.get_section(&posts_path.join("_index.md")).unwrap();
    assert_eq!(posts_section.subsections.len(), 1);
    assert_eq!(posts_section.pages.len(), 7);
    let tutorials_section = &site.sections[&posts_path.join("tutorials").join("_index.md")];
    let tutorials_section = site.library.get_section(&posts_path.join("tutorials").join("_index.md")).unwrap();
    assert_eq!(tutorials_section.subsections.len(), 2);
    assert_eq!(tutorials_section.subsections[0].clone().meta.title.unwrap(), "Programming");
    assert_eq!(tutorials_section.subsections[1].clone().meta.title.unwrap(), "DevOps");
    let sub1 = site.library.get_section_by_key(tutorials_section.subsections[0]);
    let sub2 = site.library.get_section_by_key(tutorials_section.subsections[1]);
    assert_eq!(sub1.clone().meta.title.unwrap(), "Programming");
    assert_eq!(sub2.clone().meta.title.unwrap(), "DevOps");
    assert_eq!(tutorials_section.pages.len(), 0);
    let devops_section = &site.sections[&posts_path.join("tutorials").join("devops").join("_index.md")];
    let devops_section = site.library.get_section(&posts_path.join("tutorials").join("devops").join("_index.md")).unwrap();
    assert_eq!(devops_section.subsections.len(), 0);
    assert_eq!(devops_section.pages.len(), 2);
    let prog_section = &site.sections[&posts_path.join("tutorials").join("programming").join("_index.md")];
    let prog_section = site.library.get_section(&posts_path.join("tutorials").join("programming").join("_index.md")).unwrap();
    assert_eq!(prog_section.subsections.len(), 0);
    assert_eq!(prog_section.pages.len(), 2);
 }
@@ -219,7 +221,7 @@ fn can_build_site_with_taxonomies() {
    let mut site = Site::new(&path, "config.toml").unwrap();
    site.load().unwrap();
    for (i, page) in site.pages.values_mut().enumerate() {
    for (i, page) in site.library.pages_values_mut().iter_mut().enumerate() {
        page.meta.taxonomies = {
            let mut taxonomies = HashMap::new();
            taxonomies.insert("categories".to_string(), vec![if i % 2 == 0 { "A" } else { "B" }.to_string()]);
@@ -289,7 +291,7 @@ fn can_build_site_with_pagination_for_section() {
    path.push("test_site");
    let mut site = Site::new(&path, "config.toml").unwrap();
    site.load().unwrap();
    for section in site.sections.values_mut(){
    for section in site.library.sections_values_mut() {
        if section.is_index() {
            continue;
        }
@@ -368,7 +370,7 @@ fn can_build_site_with_pagination_for_index() {
    let mut site = Site::new(&path, "config.toml").unwrap();
    site.load().unwrap();
    {
        let index = site.sections.get_mut(&path.join("content").join("_index.md")).unwrap();
        let index = site.library.get_section_mut(&path.join("content").join("_index.md")).unwrap();
        index.meta.paginate_by = Some(2);
        index.meta.template = Some("index_paginated.html".to_string());
    }
--- a/components/taxonomies/Cargo.toml
+++ b/components/taxonomies/Cargo.toml
@@ -1,16 +0,0 @@
 [package]
 name = "taxonomies"
 version = "0.1.0"
 authors = ["Vincent Prouillet <prouillet.vincent@gmail.com>"]
 [dependencies]
 tera = "0.11"
 slug = "0.1"
 serde = "1"
 serde_derive = "1"
 errors = { path = "../errors" }
 config = { path = "../config" }
 content = { path = "../content" }
 front_matter = { path = "../front_matter" }
 utils = { path = "../utils" }
--- a/components/templates/Cargo.toml
+++ b/components/templates/Cargo.toml
@@ -11,7 +11,6 @@ pulldown-cmark = "0"
 errors = { path = "../errors" }
 utils = { path = "../utils" }
 content = { path = "../content" }
 library = { path = "../library" }
 config = { path = "../config" }
 taxonomies = { path = "../taxonomies" }
 imageproc = { path = "../imageproc" }
--- a/components/templates/src/global_fns.rs
+++ b/components/templates/src/global_fns.rs
@@ -1,13 +1,11 @@
 use std::collections::HashMap;
 use std::path::PathBuf;
 use std::sync::{Arc, Mutex};
 use tera::{GlobalFn, Value, from_value, to_value, Result};
 use content::{Page, Section};
 use library::{Taxonomy, Library};
 use config::Config;
 use utils::site::resolve_internal_link;
 use taxonomies::Taxonomy;
 use imageproc;
@@ -53,10 +51,13 @@ pub fn make_trans(config: Config) -> GlobalFn {
 }
 pub fn make_get_page(all_pages: &HashMap<PathBuf, Page>) -> GlobalFn {
 pub fn make_get_page(library: &Library) -> GlobalFn {
    let mut pages = HashMap::new();
    for page in all_pages.values() {
        pages.insert(page.file.relative.clone(), page.clone());
    for page in library.pages_values() {
        pages.insert(
            page.file.relative.clone(),
            library.get_cached_page_value(&page.file.path).clone(),
        );
    }
    Box::new(move |args| -> Result<Value> {
@@ -66,19 +67,19 @@ pub fn make_get_page(all_pages: &HashMap<PathBuf, Page>) -> GlobalFn {
            "`get_page` requires a `path` argument with a string value"
        );
        match pages.get(&path) {
            Some(p) => Ok(to_value(p).unwrap()),
            Some(p) => Ok(p.clone()),
            None => Err(format!("Page `{}` not found.", path).into())
        }
    })
 }
 pub fn make_get_section(all_sections: &HashMap<PathBuf, Section>) -> GlobalFn {
 pub fn make_get_section(library: &Library) -> GlobalFn {
    let mut sections = HashMap::new();
    for section in all_sections.values() {
        if section.file.components == vec!["rebuild".to_string()] {
            //println!("Setting sections:\n{:#?}", section.pages[0]);
        }
        sections.insert(section.file.relative.clone(), section.clone());
    for section in library.sections_values() {
        sections.insert(
            section.file.relative.clone(),
            library.get_cached_section_value(&section.file.path).clone(),
        );
    }
    Box::new(move |args| -> Result<Value> {
@@ -87,9 +88,9 @@ pub fn make_get_section(all_sections: &HashMap<PathBuf, Section>) -> GlobalFn {
            args.get("path"),
            "`get_section` requires a `path` argument with a string value"
        );
        //println!("Found {:#?}", sections.get(&path).unwrap().pages[0]);
        match sections.get(&path) {
            Some(p) => Ok(to_value(p).unwrap()),
            Some(p) => Ok(p.clone()),
            None => Err(format!("Section `{}` not found.", path).into())
        }
    })
@@ -134,10 +135,13 @@ pub fn make_get_url(permalinks: HashMap<String, String>, config: Config) -> Glob
    })
 }
 pub fn make_get_taxonomy(all_taxonomies: Vec<Taxonomy>) -> GlobalFn {
 pub fn make_get_taxonomy(all_taxonomies: &[Taxonomy], library: &Library) -> GlobalFn {
    let mut taxonomies = HashMap::new();
    for taxonomy in all_taxonomies {
        taxonomies.insert(taxonomy.kind.name.clone(), taxonomy);
        taxonomies.insert(
            taxonomy.kind.name.clone(),
            to_value(taxonomy.to_serialized(library)).unwrap()
        );
    }
    Box::new(move |args| -> Result<Value> {
@@ -157,10 +161,14 @@ pub fn make_get_taxonomy(all_taxonomies: Vec<Taxonomy>) -> GlobalFn {
    })
 }
 pub fn make_get_taxonomy_url(all_taxonomies: Vec<Taxonomy>) -> GlobalFn {
 pub fn make_get_taxonomy_url(all_taxonomies: &[Taxonomy]) -> GlobalFn {
    let mut taxonomies = HashMap::new();
    for taxonomy in all_taxonomies {
        taxonomies.insert(taxonomy.kind.name.clone(), taxonomy);
        let mut items = HashMap::new();
        for item in &taxonomy.items {
            items.insert(item.name.clone(), item.permalink.clone());
        }
        taxonomies.insert(taxonomy.kind.name.clone(), items);
    }
    Box::new(move |args| -> Result<Value> {
@@ -181,10 +189,8 @@ pub fn make_get_taxonomy_url(all_taxonomies: Vec<Taxonomy>) -> GlobalFn {
            )
        };
        for item in &container.items {
            if item.name == name {
                return Ok(to_value(item.permalink.clone()).unwrap());
            }
        if let Some(ref permalink) = container.get(&name) {
            return Ok(to_value(permalink.clone()).unwrap());
        }
        Err(
@@ -247,10 +253,10 @@ mod tests {
    use std::collections::HashMap;
    use tera::to_value;
    use tera::{to_value, Value};
    use config::{Config, Taxonomy as TaxonomyConfig};
    use taxonomies::{Taxonomy, TaxonomyItem};
    use library::{Taxonomy, TaxonomyItem, Library};
    #[test]
@@ -296,22 +302,44 @@ mod tests {
    #[test]
    fn can_get_taxonomy() {
        let taxo_config = TaxonomyConfig { name: "tags".to_string(), ..TaxonomyConfig::default() };
        let library = Library::new(0, 0);
        let tag = TaxonomyItem::new(
            "Progamming",
            "Programming",
            "tags",
            &Config::default(),
            vec![],
            &library
        );
        let tags = Taxonomy {
            kind: taxo_config,
            items: vec![tag],
        };
        let static_fn = make_get_taxonomy(vec![tags.clone()]);
        let taxonomies = vec![tags.clone()];
        let static_fn = make_get_taxonomy(&taxonomies, &library);
        // can find it correctly
        let mut args = HashMap::new();
        args.insert("kind".to_string(), to_value("tags").unwrap());
        assert_eq!(static_fn(args).unwrap(), to_value(&tags).unwrap());
        let res = static_fn(args).unwrap();
        let res_obj = res.as_object().unwrap();
        assert_eq!(res_obj["kind"], to_value(tags.kind).unwrap());
        assert_eq!(res_obj["items"].clone().as_array().unwrap().len(), 1);
        assert_eq!(
            res_obj["items"].clone().as_array().unwrap()[0].clone().as_object().unwrap()["name"],
            Value::String("Programming".to_string())
        );
        assert_eq!(
            res_obj["items"].clone().as_array().unwrap()[0].clone().as_object().unwrap()["slug"],
            Value::String("programming".to_string())
        );
        assert_eq!(
            res_obj["items"].clone().as_array().unwrap()[0].clone().as_object().unwrap()["permalink"],
            Value::String("http://a-website.com/tags/programming/".to_string())
        );
        assert_eq!(
            res_obj["items"].clone().as_array().unwrap()[0].clone().as_object().unwrap()["pages"],
            Value::Array(vec![])
        );
        // and errors if it can't find it
        let mut args = HashMap::new();
        args.insert("kind".to_string(), to_value("something-else").unwrap());
@@ -321,18 +349,21 @@ mod tests {
    #[test]
    fn can_get_taxonomy_url() {
        let taxo_config = TaxonomyConfig { name: "tags".to_string(), ..TaxonomyConfig::default() };
        let library = Library::new(0, 0);
        let tag = TaxonomyItem::new(
            "Programming",
            "tags",
            &Config::default(),
            vec![],
            &library
        );
        let tags = Taxonomy {
            kind: taxo_config,
            items: vec![tag],
        };
        let static_fn = make_get_taxonomy_url(vec![tags.clone()]);
        let taxonomies = vec![tags.clone()];
        let static_fn = make_get_taxonomy_url(&taxonomies);
        // can find it correctly
        let mut args = HashMap::new();
        args.insert("kind".to_string(), to_value("tags").unwrap());
--- a/components/templates/src/lib.rs
+++ b/components/templates/src/lib.rs
@@ -7,9 +7,8 @@ extern crate pulldown_cmark;
 extern crate errors;
 extern crate utils;
 extern crate content;
 extern crate library;
 extern crate config;
 extern crate taxonomies;
 extern crate imageproc;
 pub mod filters;
--- a/src/console.rs
+++ b/src/console.rs
@@ -13,7 +13,7 @@ lazy_static! {
    /// Termcolor color choice.
    /// We do not rely on ColorChoice::Auto behavior
    /// as the check is already performed by has_color.
    static ref COLOR_CHOICE: ColorChoice = 
    static ref COLOR_CHOICE: ColorChoice =
        if has_color() {
            ColorChoice::Always
        } else {
@@ -49,18 +49,23 @@ fn colorize(message: &str, color: &ColorSpec) {
 pub fn notify_site_size(site: &Site) {
    println!(
        "-> Creating {} pages ({} orphan), {} sections, and processing {} images",
        site.pages.len(),
        site.library.pages().len(),
        site.get_all_orphan_pages().len(),
        site.sections.len() - 1, // -1 since we do not the index as a section
        site.library.sections().len() - 1, // -1 since we do not the index as a section
        site.num_img_ops(),
    );
 }
 /// Display a warning in the console if there are ignored pages in the site
 pub fn warn_about_ignored_pages(site: &Site) {
    let ignored_pages: Vec<_> = site.sections
        .values()
        .flat_map(|s| s.ignored_pages.iter().map(|p| p.file.path.clone()))
    let ignored_pages: Vec<_> = site.library
        .sections_values()
        .iter()
        .flat_map(|s| {
            s.ignored_pages
                .iter()
                .map(|k| site.library.get_page_by_key(*k).file.path.clone())
        })
        .collect();
    if !ignored_pages.is_empty() {
--- a/src/main.rs
+++ b/src/main.rs
@@ -14,7 +14,6 @@ extern crate ctrlc;
 extern crate site;
 #[macro_use]
 extern crate errors;
 extern crate content;
 extern crate front_matter;
 extern crate utils;
 extern crate rebuild;