flow like the river

BACK_BACK/node_modules/css-tree/lib/syntax/node/Dimension.js

@@ -0,0 +1,29 @@
+var consumeNumber = require('../../tokenizer/utils').consumeNumber;
+var TYPE = require('../../tokenizer').TYPE;
+
+var DIMENSION = TYPE.Dimension;
+
+module.exports = {
+    name: 'Dimension',
+    structure: {
+        value: String,
+        unit: String
+    },
+    parse: function() {
+        var start = this.scanner.tokenStart;
+        var numberEnd = consumeNumber(this.scanner.source, start);
+
+        this.eat(DIMENSION);
+
+        return {
+            type: 'Dimension',
+            loc: this.getLocation(start, this.scanner.tokenStart),
+            value: this.scanner.source.substring(start, numberEnd),
+            unit: this.scanner.source.substring(numberEnd, this.scanner.tokenStart)
+        };
+    },
+    generate: function(node) {
+        this.chunk(node.value);
+        this.chunk(node.unit);
+    }
+};