remove unnecessary log method

Author: yyx990803

src/util/debug.js

@@ -6,18 +6,6 @@ import config from '../config'
 
 const hasConsole = typeof console !== 'undefined'
 
-/**
- * Log a message.
- *
- * @param {String} msg
- */
-
-export function log (msg) {
-  if (hasConsole && config.debug) {
-    console.log('[Vue info]: ' + msg)
-  }
-}
-
 /**
  * We've got a problem here.
  *
@@ -29,7 +17,11 @@ export function warn (msg, e) {
     console.warn('[Vue warn]: ' + msg)
     /* istanbul ignore if */
     if (config.debug) {
-      console.warn((e || new Error('Warning Stack Trace')).stack)
+      if (e) {
+        throw e
+      } else {
+        console.warn((new Error('Warning Stack Trace')).stack)
+      }
     }
   }
 }

test/unit/specs/directives/public/el_spec.js

@@ -7,7 +7,6 @@ describe('el', function () {
   beforeEach(function () {
     el = document.createElement('div')
     spyWarns()
-    spyOn(_, 'log')
   })
 
   it('normal', function (done) {

test/unit/specs/util/debug_spec.js

@@ -1,6 +1,5 @@
 var _ = require('../../../../src/util')
 var config = require('../../../../src/config')
-var infoPrefix = '[Vue info]: '
 var warnPrefix = '[Vue warn]: '
 
 if (typeof console !== 'undefined') {
@@ -15,18 +14,6 @@ if (typeof console !== 'undefined') {
       }
     })
 
-    it('log when debug is true', function () {
-      config.debug = true
-      _.log('hello')
-      expect(console.log).toHaveBeenCalledWith(infoPrefix + 'hello')
-    })
-
-    it('not log when debug is false', function () {
-      config.debug = false
-      _.log('bye')
-      expect(console.log).not.toHaveBeenCalled()
-    })
-
     it('warn when silent is false', function () {
       config.silent = false
       _.warn('oops')