Merge pull request #8 from vitkarpov/fix-#5

#5: find

Author: vitkarpov

dist/jblocks.js

@@ -125,7 +125,7 @@ var methods = {
     },
     /**
      * Returns block from cache or create it if doesn't exist
-     * @return {Block} block
+     * @return {jQuery}
      */
     'get': function () {
         return this.map(function () {
@@ -144,6 +144,19 @@ var methods = {
 
             return block;
         });
+    },
+    /**
+     * Returns blocks inside
+     * @return {jQuery}
+     */
+    'find': function(filter) {
+        var selector = '[data-b]';
+        if (filter) {
+            selector = '[data-b="' + filter + '"]';
+        }
+        return this.find(selector).map(function() {
+            return $(this).jblocks('get')[0];
+        });
     }
 };
 
@@ -173,6 +186,7 @@ $.jblocks = function (proto) {
 
 // to get Block from global outspace
 $.Block = Block;
+
 },{"./Block":1,"./helpers":3}],3:[function(require,module,exports){
 var id = 0;
 

src/jblocks.js

@@ -18,7 +18,7 @@ var methods = {
     },
     /**
      * Returns block from cache or create it if doesn't exist
-     * @return {Block} block
+     * @return {jQuery}
      */
     'get': function () {
         return this.map(function () {
@@ -37,6 +37,19 @@ var methods = {
 
             return block;
         });
+    },
+    /**
+     * Returns blocks inside
+     * @return {jQuery}
+     */
+    'find': function(filter) {
+        var selector = '[data-b]';
+        if (filter) {
+            selector = '[data-b="' + filter + '"]';
+        }
+        return this.find(selector).map(function() {
+            return $(this).jblocks('get')[0];
+        });
     }
 };
 
@@ -65,4 +78,4 @@ $.jblocks = function (proto) {
 
 
 // to get Block from global outspace
-$.Block = Block;
+$.Block = Block;

tests/index.html

@@ -18,6 +18,9 @@
     <div id="mocha"></div>
 
     <script type="text/javascript">
+        $.jblocks({
+            name: 'bar'
+        });
         $.jblocks({
             name: 'counter',
             events: {

tests/tests.js

@@ -3,7 +3,8 @@ var html = [
     '<button class="js-inc">+</button>',
     '<button class="js-dec">-</button>',
     '<span class="js-info">0</span>',
-    '</div>'
+    '</div>',
+    '<div class="bar" data-b="bar"></div>'
 ].join();
 
 describe('jblocks', function() {
@@ -41,6 +42,18 @@ describe('jblocks', function() {
         });
     });
 
+    describe('#find', function() {
+        it('should find blocks inside', function() {
+            $(document).jblocks('find').each(function() {
+                this.should.be.an.instanceOf($.Block);
+            });
+        });
+        it('should use filter as second arg', function() {
+            var blocks = $(document).jblocks('find', 'counter');
+            blocks.length.should.be.eql(1);
+        });
+    });
+
     describe('#initBlocks', function() {
         it('should init blocks', function() {
             $(document).jblocks('init');