fmt/clippy

README.md

@@ -16,7 +16,7 @@ in the `docs/content` folder of the repository and the community can use [its fo
 | Syntax highlighting             |     ✔     |    ✔   |   ✔  |    ✔    |
 | Sass compilation                |     ✔     |    ✔   |   ✔  |    ✔    |
 | Assets co-location              |     ✔     |    ✔   |   ✔  |    ✔    |
-| i18n                            |     ✕     |    ✕   |   ✔  |    ✔    |
+| Multilingual site               |     ✔     |    ✕   |   ✔  |    ✔    |
 | Image processing                |     ✔     |    ✕   |   ✔  |    ✔    |
 | Sane & powerful template engine |     ✔     |    ~   |   ~  |    ✔    |
 | Themes                          |     ✔     |    ✕   |   ✔  |    ✔    |

components/config/src/lib.rs

@@ -12,7 +12,7 @@ extern crate syntect;
 mod config;
 pub mod highlighting;
 mod theme;
-pub use config::{Config, Taxonomy, Language};
+pub use config::{Config, Language, Taxonomy};
 
 use std::path::Path;
 

components/library/src/content/file_info.rs

@@ -119,7 +119,7 @@ impl FileInfo {
 
         // Go with the assumption that no one is using `.` in filenames when using i18n
         // We can document that
-        let mut parts: Vec<String> = self.name.splitn(2,'.').map(|s| s.to_string()).collect();
+        let mut parts: Vec<String> = self.name.splitn(2, '.').map(|s| s.to_string()).collect();
 
         // The language code is not present in the config: typo or the user forgot to add it to the
         // config
@@ -155,7 +155,7 @@ mod tests {
 
     use config::{Config, Language};
 
-    use super::{FileInfo, find_content_components};
+    use super::{find_content_components, FileInfo};
 
     #[test]
     fn can_find_content_components() {
@@ -165,17 +165,19 @@ mod tests {
     }
     #[test]
     fn can_find_components_in_page_with_assets() {
-        let file =
-            FileInfo::new_page(&Path::new("/home/vincent/code/site/content/posts/tutorials/python/index.md"));
+        let file = FileInfo::new_page(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/python/index.md",
+        ));
         assert_eq!(file.components, ["posts".to_string(), "tutorials".to_string()]);
     }
 
     #[test]
     fn can_find_valid_language_in_page() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
-        let mut file =
-            FileInfo::new_page(&Path::new("/home/vincent/code/site/content/posts/tutorials/python.fr.md"));
+        config.languages.push(Language { code: String::from("fr"), rss: false });
+        let mut file = FileInfo::new_page(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/python.fr.md",
+        ));
         let res = file.find_language(&config);
         assert!(res.is_ok());
         assert_eq!(res.unwrap(), Some(String::from("fr")));
@@ -184,9 +186,10 @@ mod tests {
     #[test]
     fn can_find_valid_language_in_page_with_assets() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
-        let mut file =
-            FileInfo::new_page(&Path::new("/home/vincent/code/site/content/posts/tutorials/python/index.fr.md"));
+        config.languages.push(Language { code: String::from("fr"), rss: false });
+        let mut file = FileInfo::new_page(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/python/index.fr.md",
+        ));
         assert_eq!(file.components, ["posts".to_string(), "tutorials".to_string()]);
         let res = file.find_language(&config);
         assert!(res.is_ok());
@@ -196,8 +199,9 @@ mod tests {
     #[test]
     fn do_nothing_on_unknown_language_in_page_with_i18n_off() {
         let config = Config::default();
-        let mut file =
-            FileInfo::new_page(&Path::new("/home/vincent/code/site/content/posts/tutorials/python.fr.md"));
+        let mut file = FileInfo::new_page(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/python.fr.md",
+        ));
         let res = file.find_language(&config);
         assert!(res.is_ok());
         assert!(res.unwrap().is_none());
@@ -206,9 +210,10 @@ mod tests {
     #[test]
     fn errors_on_unknown_language_in_page_with_i18n_on() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("it"), rss: false});
-        let mut file =
-            FileInfo::new_page(&Path::new("/home/vincent/code/site/content/posts/tutorials/python.fr.md"));
+        config.languages.push(Language { code: String::from("it"), rss: false });
+        let mut file = FileInfo::new_page(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/python.fr.md",
+        ));
         let res = file.find_language(&config);
         assert!(res.is_err());
     }
@@ -216,9 +221,10 @@ mod tests {
     #[test]
     fn can_find_valid_language_in_section() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
-        let mut file =
-            FileInfo::new_section(&Path::new("/home/vincent/code/site/content/posts/tutorials/_index.fr.md"));
+        config.languages.push(Language { code: String::from("fr"), rss: false });
+        let mut file = FileInfo::new_section(&Path::new(
+            "/home/vincent/code/site/content/posts/tutorials/_index.fr.md",
+        ));
         let res = file.find_language(&config);
         assert!(res.is_ok());
         assert_eq!(res.unwrap(), Some(String::from("fr")));

components/library/src/content/page.rs

@@ -74,6 +74,8 @@ pub struct Page {
     /// The language of that page. `None` if the user doesn't setup `languages` in config.
     /// Corresponds to the lang in the {slug}.{lang}.md file scheme
     pub lang: Option<String>,
+    /// Contains all the translated version of that page
+    pub translations: Vec<Key>,
 }
 
 impl Page {
@@ -101,6 +103,7 @@ impl Page {
             word_count: None,
             reading_time: None,
             lang: None,
+            translations: Vec::new(),
         }
     }
 
@@ -300,6 +303,7 @@ impl Default for Page {
             word_count: None,
             reading_time: None,
             lang: None,
+            translations: Vec::new(),
         }
     }
 }
@@ -577,7 +581,7 @@ Hello world
     #[test]
     fn can_specify_language_in_filename() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
+        config.languages.push(Language { code: String::from("fr"), rss: false });
         let content = r#"
 +++
 +++
@@ -594,7 +598,7 @@ Bonjour le monde"#
     #[test]
     fn can_specify_language_in_filename_with_date() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
+        config.languages.push(Language { code: String::from("fr"), rss: false });
         let content = r#"
 +++
 +++
@@ -612,7 +616,7 @@ Bonjour le monde"#
     #[test]
     fn i18n_frontmatter_path_overrides_default_permalink() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
+        config.languages.push(Language { code: String::from("fr"), rss: false });
         let content = r#"
 +++
 path = "bonjour"

components/library/src/content/section.rs

@@ -54,6 +54,8 @@ pub struct Section {
     /// The language of that section. `None` if the user doesn't setup `languages` in config.
     /// Corresponds to the lang in the _index.{lang}.md file scheme
     pub lang: Option<String>,
+    /// Contains all the translated version of that section
+    pub translations: Vec<Key>,
 }
 
 impl Section {
@@ -78,6 +80,7 @@ impl Section {
             word_count: None,
             reading_time: None,
             lang: None,
+            translations: Vec::new(),
         }
     }
 
@@ -235,6 +238,7 @@ impl Default for Section {
             reading_time: None,
             word_count: None,
             lang: None,
+            translations: Vec::new(),
         }
     }
 }
@@ -302,7 +306,7 @@ mod tests {
     #[test]
     fn can_specify_language_in_filename() {
         let mut config = Config::default();
-        config.languages.push(Language {code: String::from("fr"), rss: false});
+        config.languages.push(Language { code: String::from("fr"), rss: false });
         let content = r#"
 +++
 +++

components/library/src/library.rs

@@ -80,12 +80,8 @@ impl Library {
     /// 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 root_path= self
-            .sections
-            .values()
-            .find(|s| s.is_index())
-            .map(|s| s.file.parent.clone())
-            .unwrap();
+        let root_path =
+            self.sections.values().find(|s| s.is_index()).map(|s| s.file.parent.clone()).unwrap();
         // We are going to get both the ancestors and grandparents for each section in one go
         let mut ancestors: HashMap<PathBuf, Vec<_>> = HashMap::new();
         let mut subsections: HashMap<PathBuf, Vec<_>> = HashMap::new();
@@ -119,7 +115,9 @@ impl Library {
                 if path == section.file.parent {
                     continue;
                 }
-                if let Some(section_key) = self.paths_to_sections.get(&path.join(&section.file.filename)) {
+                if let Some(section_key) =
+                    self.paths_to_sections.get(&path.join(&section.file.filename))
+                {
                     parents.push(*section_key);
                 }
             }

components/rebuild/src/lib.rs

@@ -288,7 +288,7 @@ pub fn after_content_rename(site: &mut Site, old: &Path, new: &Path) -> Result<(
         old.to_path_buf()
     };
     site.library.remove_page(&old_path);
-    return handle_page_editing(site, &new_path);
+    handle_page_editing(site, &new_path)
 }
 
 /// What happens when a section or a page is created/edited

components/rebuild/tests/rebuild.rs

@@ -267,9 +267,5 @@ Edite
     let res = after_content_change(&mut site, &file_path);
     println!("{:?}", res);
     assert!(res.is_ok());
-    assert!(file_contains!(
-        site_path,
-        "public/fr/blog/with-assets/index.html",
-        "Edite"
-    ));
+    assert!(file_contains!(site_path, "public/fr/blog/with-assets/index.html", "Edite"));
 }

components/site/src/lib.rs

@@ -152,7 +152,10 @@ impl Site {
     fn index_section_paths(&self) -> Vec<(PathBuf, Option<String>)> {
         let mut res = vec![(self.content_path.join("_index.md"), None)];
         for language in &self.config.languages {
-            res.push((self.content_path.join(format!("_index.{}.md", language.code)), Some(language.code.clone())));
+            res.push((
+                self.content_path.join(format!("_index.{}.md", language.code)),
+                Some(language.code.clone()),
+            ));
         }
         res
     }
@@ -189,7 +192,9 @@ impl Site {
             .unwrap()
             .filter_map(|e| e.ok())
             .filter(|e| !e.as_path().file_name().unwrap().to_str().unwrap().starts_with('.'))
-            .partition(|entry| entry.as_path().file_name().unwrap().to_str().unwrap().starts_with("_index."));
+            .partition(|entry| {
+                entry.as_path().file_name().unwrap().to_str().unwrap().starts_with("_index.")
+            });
 
         self.library = Library::new(page_entries.len(), section_entries.len());
 
@@ -241,7 +246,8 @@ impl Site {
                 let mut index_section = Section::default();
                 index_section.file.parent = self.content_path.clone();
                 index_section.file.name = "_index".to_string();
-                index_section.file.filename = index_path.file_name().unwrap().to_string_lossy().to_string();
+                index_section.file.filename =
+                    index_path.file_name().unwrap().to_string_lossy().to_string();
                 if let Some(ref l) = lang {
                     index_section.permalink = self.config.make_permalink(l);
                     let filename = format!("_index.{}.md", l);
@@ -353,7 +359,8 @@ impl Site {
     pub fn add_page(&mut self, mut page: Page, render: bool) -> Result<Option<Page>> {
         self.permalinks.insert(page.file.relative.clone(), page.permalink.clone());
         if render {
-            let insert_anchor = self.find_parent_section_insert_anchor(&page.file.parent, &page.lang);
+            let insert_anchor =
+                self.find_parent_section_insert_anchor(&page.file.parent, &page.lang);
             page.render_markdown(&self.permalinks, &self.tera, &self.config, insert_anchor)?;
         }
         let prev = self.library.remove_page(&page.file.path);
@@ -379,7 +386,11 @@ 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, lang: &Option<String>) -> InsertAnchor {
+    pub fn find_parent_section_insert_anchor(
+        &self,
+        parent_path: &PathBuf,
+        lang: &Option<String>,
+    ) -> InsertAnchor {
         let parent = if let Some(ref l) = lang {
             parent_path.join(format!("_index.{}.md", l))
         } else {
@@ -746,7 +757,7 @@ impl Site {
             let number_pagers = (section.pages.len() as f64
                 / section.meta.paginate_by.unwrap() as f64)
                 .ceil() as isize;
-            for i in 1..number_pagers + 1 {
+            for i in 1..=number_pagers {
                 let permalink =
                     format!("{}{}/{}/", section.permalink, section.meta.paginate_path, i);
                 sections.push(SitemapEntry::new(permalink, None))
@@ -770,7 +781,7 @@ impl Site {
                     let number_pagers = (item.pages.len() as f64
                         / taxonomy.kind.paginate_by.unwrap() as f64)
                         .ceil() as isize;
-                    for i in 1..number_pagers + 1 {
+                    for i in 1..=number_pagers {
                         let permalink = self.config.make_permalink(&format!(
                             "{}/{}/{}/{}",
                             name,
@@ -822,7 +833,7 @@ impl Site {
 
         context.insert("last_build_date", &pages[0].meta.date.clone());
         // limit to the last n elements if the limit is set; otherwise use all.
-        let num_entries = self.config.rss_limit.unwrap_or(pages.len());
+        let num_entries = self.config.rss_limit.unwrap_or_else(|| pages.len());
         let p = pages
             .iter()
             .take(num_entries)

components/site/tests/common.rs

@@ -1,5 +1,5 @@
-extern crate tempfile;
 extern crate site;
+extern crate tempfile;
 
 use std::env;
 use std::path::PathBuf;
@@ -50,7 +50,10 @@ pub fn build_site(name: &str) -> (Site, TempDir, PathBuf) {
 }
 
 /// Same as `build_site` but has a hook to setup some config options
-pub fn build_site_with_setup<F>(name: &str, mut setup_cb: F) -> (Site, TempDir, PathBuf) where F: FnMut(Site) -> (Site, bool) {
+pub fn build_site_with_setup<F>(name: &str, mut setup_cb: F) -> (Site, TempDir, PathBuf)
+where
+    F: FnMut(Site) -> (Site, bool),
+{
     let mut path = env::current_dir().unwrap().parent().unwrap().parent().unwrap().to_path_buf();
     path.push(name);
     let site = Site::new(&path, "config.toml").unwrap();

components/site/tests/site.rs

@@ -6,9 +6,9 @@ use std::collections::HashMap;
 use std::env;
 use std::path::Path;
 
+use common::{build_site, build_site_with_setup};
 use config::Taxonomy;
 use site::Site;
-use common::{build_site, build_site_with_setup};
 
 #[test]
 fn can_parse_site() {
@@ -425,7 +425,10 @@ fn can_build_site_with_pagination_for_index() {
     let (_, _tmp_dir, public) = build_site_with_setup("test_site", |mut site| {
         site.load().unwrap();
         {
-            let index = site.library.get_section_mut(&site.base_path.join("content").join("_index.md")).unwrap();
+            let index = site
+                .library
+                .get_section_mut(&site.base_path.join("content").join("_index.md"))
+                .unwrap();
             index.meta.paginate_by = Some(2);
             index.meta.template = Some("index_paginated.html".to_string());
         }
@@ -482,8 +485,10 @@ fn can_build_site_with_pagination_for_taxonomy() {
         for (i, (_, page)) in site.library.pages_mut().iter_mut().enumerate() {
             page.meta.taxonomies = {
                 let mut taxonomies = HashMap::new();
-                taxonomies
-                    .insert("tags".to_string(), vec![if i % 2 == 0 { "A" } else { "B" }.to_string()]);
+                taxonomies.insert(
+                    "tags".to_string(),
+                    vec![if i % 2 == 0 { "A" } else { "B" }.to_string()],
+                );
                 taxonomies
             };
         }

components/site/tests/site_i18n.rs

@@ -3,8 +3,8 @@ mod common;
 
 use std::env;
 
-use site::Site;
 use common::build_site;
+use site::Site;
 
 #[test]
 fn can_parse_multilingual_site() {
@@ -17,11 +17,13 @@ fn can_parse_multilingual_site() {
     assert_eq!(site.library.sections().len(), 4);
 
     // default index sections
-    let default_index_section = site.library.get_section(&path.join("content").join("_index.md")).unwrap();
+    let default_index_section =
+        site.library.get_section(&path.join("content").join("_index.md")).unwrap();
     assert_eq!(default_index_section.pages.len(), 1);
     assert!(default_index_section.ancestors.is_empty());
 
-    let fr_index_section = site.library.get_section(&path.join("content").join("_index.fr.md")).unwrap();
+    let fr_index_section =
+        site.library.get_section(&path.join("content").join("_index.fr.md")).unwrap();
     assert_eq!(fr_index_section.pages.len(), 1);
     assert!(fr_index_section.ancestors.is_empty());
 
@@ -31,7 +33,10 @@ fn can_parse_multilingual_site() {
     let default_blog = site.library.get_section(&blog_path.join("_index.md")).unwrap();
     assert_eq!(default_blog.subsections.len(), 0);
     assert_eq!(default_blog.pages.len(), 4);
-    assert_eq!(default_blog.ancestors, vec![*site.library.get_section_key(&default_index_section.file.path).unwrap()]);
+    assert_eq!(
+        default_blog.ancestors,
+        vec![*site.library.get_section_key(&default_index_section.file.path).unwrap()]
+    );
     for key in &default_blog.pages {
         let page = site.library.get_page_by_key(*key);
         assert_eq!(page.lang, None);
@@ -40,7 +45,10 @@ fn can_parse_multilingual_site() {
     let fr_blog = site.library.get_section(&blog_path.join("_index.fr.md")).unwrap();
     assert_eq!(fr_blog.subsections.len(), 0);
     assert_eq!(fr_blog.pages.len(), 3);
-    assert_eq!(fr_blog.ancestors, vec![*site.library.get_section_key(&fr_index_section.file.path).unwrap()]);
+    assert_eq!(
+        fr_blog.ancestors,
+        vec![*site.library.get_section_key(&fr_index_section.file.path).unwrap()]
+    );
     for key in &fr_blog.pages {
         let page = site.library.get_page_by_key(*key);
         assert_eq!(page.lang, Some("fr".to_string()));

components/templates/src/global_fns/load_data.rs

@@ -50,24 +50,24 @@ impl FromStr for OutputFormat {
     type Err = Error;
 
     fn from_str(output_format: &str) -> Result<Self> {
-        return match output_format {
+        match output_format {
             "toml" => Ok(OutputFormat::Toml),
             "csv" => Ok(OutputFormat::Csv),
             "json" => Ok(OutputFormat::Json),
             "plain" => Ok(OutputFormat::Plain),
             format => Err(format!("Unknown output format {}", format).into()),
-        };
+        }
     }
 }
 
 impl OutputFormat {
     fn as_accept_header(&self) -> header::HeaderValue {
-        return header::HeaderValue::from_static(match self {
+        header::HeaderValue::from_static(match self {
             OutputFormat::Json => "application/json",
             OutputFormat::Csv => "text/csv",
             OutputFormat::Toml => "application/toml",
             OutputFormat::Plain => "text/plain",
-        });
+        })
     }
 }
 
@@ -91,18 +91,18 @@ impl DataSource {
 
         if let Some(url) = url_arg {
             return Url::parse(&url)
-                .map(|parsed_url| DataSource::Url(parsed_url))
+                .map(DataSource::Url)
                 .map_err(|e| format!("Failed to parse {} as url: {}", url, e).into());
         }
 
-        return Err(GET_DATA_ARGUMENT_ERROR_MESSAGE.into());
+        Err(GET_DATA_ARGUMENT_ERROR_MESSAGE.into())
     }
 
     fn get_cache_key(&self, format: &OutputFormat) -> u64 {
         let mut hasher = DefaultHasher::new();
         format.hash(&mut hasher);
         self.hash(&mut hasher);
-        return hasher.finish();
+        hasher.finish()
     }
 }
 
@@ -123,10 +123,9 @@ fn get_data_source_from_args(
     args: &HashMap<String, Value>,
 ) -> Result<DataSource> {
     let path_arg = optional_arg!(String, args.get("path"), GET_DATA_ARGUMENT_ERROR_MESSAGE);
-
     let url_arg = optional_arg!(String, args.get("url"), GET_DATA_ARGUMENT_ERROR_MESSAGE);
 
-    return DataSource::from_args(path_arg, url_arg, content_path);
+    DataSource::from_args(path_arg, url_arg, content_path)
 }
 
 fn read_data_file(base_path: &PathBuf, full_path: PathBuf) -> Result<String> {
@@ -140,9 +139,9 @@ fn read_data_file(base_path: &PathBuf, full_path: PathBuf) -> Result<String> {
         )
         .into());
     }
-    return read_file(&full_path).map_err(|e| {
+    read_file(&full_path).map_err(|e| {
         format!("`load_data`: error {} loading file {}", full_path.to_str().unwrap(), e).into()
-    });
+    })
 }
 
 fn get_output_format_from_args(
@@ -161,14 +160,14 @@ fn get_output_format_from_args(
 
     let from_extension = if let DataSource::Path(path) = data_source {
         let extension_result: Result<&str> =
-            path.extension().map(|extension| extension.to_str().unwrap()).ok_or(
-                format!("Could not determine format for {} from extension", path.display()).into(),
-            );
+            path.extension().map(|extension| extension.to_str().unwrap()).ok_or_else(|| {
+                format!("Could not determine format for {} from extension", path.display()).into()
+            });
         extension_result?
     } else {
         "plain"
     };
-    return OutputFormat::from_str(from_extension);
+    OutputFormat::from_str(from_extension)
 }
 
 /// A global function to load data from a file or from a URL
@@ -231,7 +230,7 @@ pub fn make_load_data(content_path: PathBuf, base_path: PathBuf) -> GlobalFn {
 fn load_json(json_data: String) -> Result<Value> {
     let json_content: Value =
         serde_json::from_str(json_data.as_str()).map_err(|e| format!("{:?}", e))?;
-    return Ok(json_content);
+    Ok(json_content)
 }
 
 /// Parse a TOML string and convert it to a Tera Value

components/templates/src/global_fns/mod.rs

@@ -142,9 +142,11 @@ pub fn make_get_taxonomy(all_taxonomies: &[Taxonomy], library: &Library) -> Glob
         let container = match taxonomies.get(&kind) {
             Some(c) => c,
             None => {
-                return Err(
-                    format!("`get_taxonomy` received an unknown taxonomy as kind: {}", kind).into()
-                );
+                return Err(format!(
+                    "`get_taxonomy` received an unknown taxonomy as kind: {}",
+                    kind
+                )
+                .into());
             }
         };
 

src/cmd/serve.rs

@@ -502,12 +502,9 @@ fn detect_change_kind(pwd: &Path, path: &Path) -> (ChangeKind, PathBuf) {
 /// Check if the directory at path contains any file
 fn is_folder_empty(dir: &Path) -> bool {
     // Can panic if we don't have the rights I guess?
-    for _ in read_dir(dir).expect("Failed to read a directory to see if it was empty") {
-        // If we get there, that means we have a file
-        return false;
-    }
-
-    true
+    let files: Vec<_> =
+        read_dir(dir).expect("Failed to read a directory to see if it was empty").collect();
+    files.is_empty()
 }
 
 #[cfg(test)]