Extract syntex highlighting module into a new component in workspace

This removes the dependency cycle between config and rendering that
causes 4 packages to be recompiled every time a change is made.

I just want to code fast!

Cargo.lock

@@ -238,7 +238,7 @@ version = "0.1.0"
 dependencies = [
  "chrono 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "errors 0.1.0",
- "rendering 0.1.0",
+ "highlighting 0.1.0",
  "serde 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -440,6 +440,14 @@ dependencies = [
  "ws 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "highlighting"
+version = "0.1.0"
+dependencies = [
+ "lazy_static 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntect 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "httparse"
 version = "1.2.3"
@@ -939,6 +947,7 @@ version = "0.1.0"
 dependencies = [
  "errors 0.1.0",
  "front_matter 0.1.0",
+ "highlighting 0.1.0",
  "lazy_static 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "pulldown-cmark 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

@@ -42,6 +42,7 @@ members = [
     "components/content",
     "components/errors",
     "components/front_matter",
+    "components/highlighting",
     "components/pagination",
     "components/rendering",
     "components/site",

components/config/Cargo.toml

@@ -10,4 +10,4 @@ serde_derive = "1.0"
 chrono = "0.4"
 
 errors = { path = "../errors" }
-rendering = { path = "../rendering" }
+highlighting = { path = "../highlighting"}

components/config/src/lib.rs

@@ -3,7 +3,7 @@ extern crate serde_derive;
 extern crate toml;
 #[macro_use]
 extern crate errors;
-extern crate rendering;
+extern crate highlighting;
 extern crate chrono;
 
 use std::collections::HashMap;
@@ -15,7 +15,7 @@ use toml::{Value as Toml};
 use chrono::Utc;
 
 use errors::{Result, ResultExt};
-use rendering::highlighting::THEME_SET;
+use highlighting::THEME_SET;
 
 
 mod theme;

components/errors/src/lib.rs

@@ -1,3 +1,5 @@
+#![allow(unused_doc_comment)]
+
 #[macro_use]
 extern crate error_chain;
 extern crate tera;
@@ -26,4 +28,3 @@ macro_rules! bail {
         return Err(format!($fmt, $($arg)+).into());
     };
 }
-

components/highlighting/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "highlighting"
+version = "0.1.0"
+authors = ["Vincent Prouillet <vincent@wearewizards.io>"]
+
+[dependencies]
+lazy_static = "0.2"
+syntect = { version = "1", features = ["static-onig"] }

components/highlighting/src/lib.rs

@@ -0,0 +1,19 @@
+#[macro_use]
+extern crate lazy_static;
+extern crate syntect;
+
+use syntect::dumps::from_binary;
+use syntect::parsing::SyntaxSet;
+use syntect::highlighting::ThemeSet;
+
+thread_local!{
+    pub static SYNTAX_SET: SyntaxSet = {
+        let mut ss: SyntaxSet = from_binary(include_bytes!("../../../sublime_syntaxes/newlines.packdump"));
+        ss.link_syntaxes();
+        ss
+    };
+}
+
+lazy_static!{
+    pub static ref THEME_SET: ThemeSet = from_binary(include_bytes!("../../../sublime_themes/all.themedump"));
+}

components/rendering/Cargo.toml

@@ -15,6 +15,7 @@ serde_derive = "1.0"
 
 errors = { path = "../errors" }
 front_matter = { path = "../front_matter" }
+highlighting = { path = "../highlighting"}
 utils = { path = "../utils" }
 
 [dev-dependencies]

components/rendering/src/lib.rs

@@ -11,13 +11,13 @@ extern crate serde;
 
 extern crate errors;
 extern crate front_matter;
+extern crate highlighting;
 extern crate utils;
 
 #[cfg(test)]
 extern crate templates;
 
 mod context;
-pub mod highlighting;
 mod markdown;
 mod short_code;
 mod table_of_contents;