initial commit

.gitignore

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+/target
+Cargo.lock
+*.swp

Cargo.toml

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+[package]
+name = "markets"
+version = "0.1.0"
+authors = ["Jonathan Strong <jstrong@tioscapital.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+serde = { version = "1", features = ["derive"] }
+chrono = { version = "0.4", features = ["serde"] }
+chrono-tz = "0.4"
+uuid = { version = "0.7.0", features = ["serde", "v4", "slog"] }
+hashbrown = { version = "0.6.3", default_features = false, features = ["serde", "ahash"] }

src/lib.rs

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+use serde::{Serialize, Deserialize};
+use chrono_tz::Tz;
+use chrono_tz::US::{Eastern, Central, Pacific};
+use chrono_tz::Etc::GMTPlus5;
+
+use Market::*;
+
+#[derive(Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Hash)]
+#[repr(u8)]
+pub enum Market {
+    Pjm     = 1,
+    Miso    = 2,
+    Caiso   = 3,
+    Ercot   = 4,
+    Spp     = 5,
+    Nyiso   = 6,
+    Iso     = 7,
+}
+
+impl Market {
+    pub fn time_zone(&self) -> Tz {
+        match self {
+            Pjm     => Eastern,
+            Miso    => GMTPlus5,
+            Caiso   => Pacific,
+            Ercot   => Central,
+            Spp     => Central,
+            Nyiso   => Eastern,
+            Iso     => Eastern,
+        }
+    }
+
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            Pjm     => "pjm",
+            Miso    => "miso",
+            Caiso   => "caiso",
+            Ercot   => "ercot",
+            Spp     => "spp",
+            Nyiso   => "nyiso",
+            Iso     => "isone",
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}