feat: collapsed can take predicate function (#25, 1.0.8)

Author: Eugene Rodionov

.travis.yml

@@ -1,4 +1,4 @@
 language: node_js
 node_js:
   - "0.12"
-script: npm test
+script: npm run test

build/createLogger.js

@@ -17,7 +17,7 @@ var timer = typeof performance !== 'undefined' ? performance : Date;
  * @property {object} options - options for logger
  * @property {string} level - console[level]
  * @property {boolean} collapsed - is group collapsed?
- * @property {bool} predicate - condition which resolves logger behavior
+ * @property {boolean} predicate - condition which resolves logger behavior
  */
 
 function createLogger() {
@@ -69,7 +69,9 @@ function createLogger() {
         var actionType = String(action.type);
         var message = 'action ' + actionType + formattedTime + formattedDuration;
 
-        if (collapsed) {
+        var isCollapsed = typeof collapsed === 'function' ? collapsed(getState, action) : collapsed;
+
+        if (isCollapsed) {
           try {
             console.groupCollapsed(message);
           } catch (e) {

example/dist/bundle.js

@@ -1,6 +1,6 @@
 {
   "name": "redux-logger",
-  "version": "1.0.7",
+  "version": "1.0.8",
   "description": "Logger for redux",
   "main": "build/index.js",
   "scripts": {