fixed #14

README.md

@@ -54,7 +54,7 @@ origin.freeze().flow([{filename, content}, {filename, content}]).then(files => {
 ```
 
 ## API
- - constructor(transformer, cacheable)
+ - constructor(transformer)
  - tag(string)
  - connect(stream, mergeFiles)
  - pipe(transformer, mergeFiles)

index.js

@@ -16,7 +16,7 @@
  * 2016-07-30[09:13:29]:use cacheable of transformer
  *
  * @author yanni4night@gmail.com
- * @version 0.7.4
+ * @version 0.7.6
  * @since 0.1.0
  */
 'use strict';
@@ -82,7 +82,7 @@ class PantoStream extends EventEmitter {
             }
         });
 
-        defineFrozenProperty(this, '_cacheable', (transformer ? (transformer.isCacheable ? transformer.isCacheable() : true) :
+        defineFrozenProperty(this, '_cacheable', (transformer ? (transformer.isCacheable ? transformer.isCacheable() : false) :
             false));
         defineFrozenProperty(this, '_children', []);
         defineFrozenProperty(this, '_transformer', transformer);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "panto-stream",
-  "version": "0.7.5",
+  "version": "0.7.6",
   "description": "Stream for panto",
   "main": "index.js",
   "directories": {
@@ -14,8 +14,8 @@
     "coveralls": "^2.11.9",
     "mocha": "^2.5.3",
     "mocha-lcov-reporter": "^1.2.0",
-    "panto": "0.0.28",
-    "panto-transformer": "^0.2.3",
+    "panto": "0.0.29",
+    "panto-transformer": "^0.2.4",
     "pre-commit": "^1.1.3"
   },
   "pre-commit": "test",

test/test.js

@@ -6,7 +6,7 @@
  * 2016-07-05[23:18:22]:revised
  *
  * @author yanni4night@gmail.com
- * @version 0.7.2
+ * @version 0.7.6
  * @since 0.1.0
  */
 'use strict';
@@ -510,6 +510,9 @@ describe('stream', () => {
                     }
                     return super._transform(file);
                 }
+                isCacheable() {
+                    return true;
+                }
             }
 
             const p1 = new PantoStream();