add @document parsing. Closes #29

Author: tj

index.js

@@ -146,7 +146,7 @@ module.exports = function(css){
    * Parse keyframes.
    */
 
-  function keyframes() {
+  function atkeyframes() {
     var m = match(/^@([-\w]+)?keyframes */);
     if (!m) return;
     var vendor = m[1];
@@ -179,7 +179,7 @@ module.exports = function(css){
    * Parse supports.
    */
 
-  function supports() {
+  function atsupports() {
     var m = match(/^@supports *([^{]+)/);
     if (!m) return;
     var supports = m[1].trim();
@@ -198,7 +198,7 @@ module.exports = function(css){
    * Parse media.
    */
 
-  function media() {
+  function atmedia() {
     var m = match(/^@media *([^{]+)/);
     if (!m) return;
     var media = m[1].trim();
@@ -243,6 +243,30 @@ module.exports = function(css){
     };
   }
 
+  /**
+   * Parse document.
+   */
+
+  function atdocument() {
+    var m = match(/^@([-\w]+)?document *([^{]+)/);
+    if (!m) return;
+    var vendor = m[1].trim();
+    var doc = m[2].trim();
+
+    if (!open()) return;
+    comments();
+
+    var style = rules();
+
+    if (!close()) return;
+
+    return {
+      document: doc,
+      vendor: vendor,
+      rules: style
+    };
+  }
+
   /**
    * Parse margin at-rules
    */
@@ -320,12 +344,13 @@ module.exports = function(css){
    */
 
   function atrule() {
-    return keyframes()
-      || media()
-      || supports()
+    return atkeyframes()
+      || atmedia()
+      || atsupports()
       || atimport()
       || atcharset()
       || atnamespace()
+      || atdocument()
       || atpage();
   }
 

test/cases/document.css

@@ -0,0 +1,5 @@
+@-moz-document url-prefix() {
+  .ui-select .ui-btn select {
+    opacity:.0001
+  }
+}

test/cases/document.json

@@ -0,0 +1,23 @@
+{
+  "stylesheet": {
+    "rules": [
+      {
+        "document": "url-prefix()",
+        "vendor": "-moz-",
+        "rules": [
+          {
+            "selectors": [
+              ".ui-select .ui-btn select"
+            ],
+            "declarations": [
+              {
+                "property": "opacity",
+                "value": ".0001"
+              }
+            ]
+          }
+        ]
+      }
+    ]
+  }
+}

test/css-parse.js

@@ -14,11 +14,11 @@ describe('parse(str)', function(){
     if (~file.indexOf('json')) return;
     file = path.basename(file, '.css');
     it('should parse ' + file, function(){
-      var css = read(path.join('test', 'cases', file + '.css'), 'utf8');
-      var json = read(path.join('test', 'cases', file + '.json'), 'utf8');
+      var css = read(path.join('test', 'cases', file + '.css'), 'utf8').trim();
+      var json = read(path.join('test', 'cases', file + '.json'), 'utf8').trim();
       var ret = parse(css);
       ret = JSON.stringify(ret, null, 2);
       ret.should.equal(json);
     })
   });
-})
+})