Merge branch 'css-to-stylus'

Author: azerupi

.travis.yml

@@ -9,5 +9,12 @@ matrix:
 env:
   global:
     secure: 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
+addons:
+  apt:
+    packages:
+    - nodejs
+    - npm
+install:
+    - npm install stylus nib
 after_success:
   - test $TRAVIS_PULL_REQUEST == "false" && test $TRAVIS_BRANCH == "master" && bash deploy.sh

Cargo.toml

@@ -8,6 +8,7 @@ repository = "https://github.com/azerupi/mdBook"
 keywords = ["book", "gitbook", "rustbook", "markdown"]
 license = "MPL-2.0"
 readme = "README.md"
+build = "build.rs"
 exclude = [
     "book-example/*",
 ]
@@ -25,6 +26,7 @@ tempdir = "*"
 default = ["output"]
 debug = []
 output = []
+regenerate-css = []
 
 [[bin]]
 doc = false

README.md

@@ -12,6 +12,14 @@ To have an idea of what a rendered book looks like,take a look at the [**Documen
 
 ## Installation
 
+Before building mdBook, make sure that you installed `stylus` and `nib` from `npm` because it is used to compile the stylesheets
+
+Install [node.js](https://nodejs.org/en/)
+
+```
+npm install -g stylus nib
+```
+
 ```
 git clone --depth=1 https://github.com/azerupi/mdBook.git
 cd mdBook

build.rs

@@ -0,0 +1,29 @@
+// build.rs
+
+use std::process::Command;
+use std::env;
+use std::path::Path;
+
+fn main() {
+
+    if let Ok(_) = env::var("CARGO_FEATURE_REGENERATE_CSS") {
+
+        // Compile stylus stylesheet to css
+        let manifest_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
+
+        let theme_dir = Path::new(&manifest_dir).join("src/theme/");
+        let stylus_dir = theme_dir.join("stylus/book.styl");
+
+        if !Command::new("stylus")
+                .arg(format!("{}", stylus_dir.to_str().unwrap()))
+                .arg("--out")
+                .arg(format!("{}", theme_dir.to_str().unwrap()))
+                .arg("--use")
+                .arg("nib")
+                .status().unwrap()
+                .success() {
+            panic!("Stylus encoutered an error");
+        }
+    }
+
+}