adds support for browserify

Makefile

@@ -3,6 +3,7 @@
 #
 
 expresso = ./node_modules/.bin/mocha
+BROWSERIFY = ./node_modules/.bin/browserify
 
 lint:
 	./node_modules/.bin/jshint lib/carto/*.js lib/carto/tree/*.js
@@ -17,4 +18,10 @@ endif
 
 check: test
 
+dist:
+	mkdir -p dist
+
+dist/carto.uncompressed.js: dist $(shell $(BROWSERIFY) --list lib/carto/index.js)
+	$(BROWSERIFY) --debug lib/carto/index.js --standalone carto > $@
+
 .PHONY: test

lib/carto/index.js

@@ -4,7 +4,9 @@ var util = require('util'),
 
 
 function getVersion() {
-    if (parseInt(process.version.split('.')[1], 10) > 4) {
+    if (process.browser) {
+        return require('../../package.json').version.split('.');
+    } else if (parseInt(process.version.split('.')[1], 10) > 4) {
         return require('../../package.json').version.split('.');
     } else {
         // older node
@@ -64,15 +66,33 @@ var carto = {
     }
 };
 
-[ 'call', 'color', 'comment', 'definition', 'dimension',
-  'element', 'expression', 'filterset', 'filter', 'field',
-  'keyword', 'layer', 'literal', 'operation', 'quoted', 'imagefilter',
-  'reference', 'rule', 'ruleset', 'selector', 'style', 'url', 'value',
-  'variable', 'zoom', 'invalid', 'fontset'
-].forEach(function(n) {
-    require('./tree/' +  n);
-});
-
+require('./tree/call');
+require('./tree/color');
+require('./tree/comment');
+require('./tree/definition');
+require('./tree/dimension');
+require('./tree/element');
+require('./tree/expression');
+require('./tree/filterset');
+require('./tree/filter');
+require('./tree/field');
+require('./tree/keyword');
+require('./tree/layer');
+require('./tree/literal');
+require('./tree/operation');
+require('./tree/quoted');
+require('./tree/imagefilter');
+require('./tree/reference');
+require('./tree/rule');
+require('./tree/ruleset');
+require('./tree/selector');
+require('./tree/style');
+require('./tree/url');
+require('./tree/value');
+require('./tree/variable');
+require('./tree/zoom');
+require('./tree/invalid');
+require('./tree/fontset');
 require('./functions');
 
 for (var k in carto) { exports[k] = carto[k]; }

package.json

@@ -46,7 +46,8 @@
     "jshint": "0.2.x",
     "sax": "0.1.x",
     "istanbul": "~0.2.14",
-    "coveralls": "~2.10.1"
+    "coveralls": "~2.10.1",
+    "browserify": "~7.0.0"
   },
   "scripts": {
     "pretest": "npm install",