first commit

build/node_modules/css-tree/lib/syntax/node/Rule.js

@@ -0,0 +1,47 @@
+var TYPE = require('../../tokenizer').TYPE;
+
+var LEFTCURLYBRACKET = TYPE.LeftCurlyBracket;
+
+function consumeRaw(startToken) {
+    return this.Raw(startToken, LEFTCURLYBRACKET, 0, false, true);
+}
+
+module.exports = {
+    name: 'Rule',
+    structure: {
+        prelude: ['SelectorList', 'Raw'],
+        block: ['Block']
+    },
+    parse: function() {
+        var startToken = this.scanner.currentToken;
+        var startOffset = this.scanner.tokenStart;
+        var prelude;
+        var block;
+
+        if (this.parseRulePrelude) {
+            prelude = this.tolerantParse(this.SelectorList, consumeRaw);
+
+            if (this.tolerant && !this.scanner.eof) {
+                if (prelude.type !== 'Raw' && this.scanner.tokenType !== LEFTCURLYBRACKET) {
+                    prelude = consumeRaw.call(this, startToken);
+                }
+            }
+        } else {
+            prelude = consumeRaw.call(this, startToken);
+        }
+
+        block = this.Block(true);
+
+        return {
+            type: 'Rule',
+            loc: this.getLocation(startOffset, this.scanner.tokenStart),
+            prelude: prelude,
+            block: block
+        };
+    },
+    generate: function(processChunk, node) {
+        this.generate(processChunk, node.prelude);
+        this.generate(processChunk, node.block);
+    },
+    walkContext: 'rule'
+};