generalize shortcut paths browserify transform

Author: etpinard

tasks/util/shortcut_paths.js

@@ -0,0 +1,31 @@
+var path = require('path');
+
+var transformTools = require('browserify-transform-tools');
+
+var constants = require('./constants');
+
+/**
+ * Transform require paths starting with '@' to appropriate folder paths
+ */
+
+var shortcutsConfig = {
+    '@src': constants.pathToSrc,
+    '@mocks': constants.pathToMocks
+};
+
+module.exports = transformTools.makeRequireTransform('requireTransform',
+    { evaluateArguments: true, jsFilesOnly: true },
+    function(args, opts, cb) {
+        var pathIn = args[0];
+        var pathOut;
+
+        Object.keys(shortcutsConfig).forEach(function(k) {
+            if(pathIn.indexOf(k) !== -1) {
+                var tail = pathIn.split(k)[1];
+                pathOut = 'require(\''+ shortcutsConfig[k] + tail + '\')';
+            }
+        });
+
+        if(pathOut) return cb(null, pathOut);
+        else return cb();
+    });

test/jasmine/karma.conf.js

@@ -57,7 +57,7 @@ func.defaultConfig = {
     singleRun: false,
 
     browserify: {
-        transform: ['./transform.js'],
+        transform: ['../../tasks/util/shortcut_paths.js'],
         extensions: ['.js'],
         watch: true,
         debug: true