fix: fix function expression regex (#9922)

fix #9920
vuejs · Apr 25, 2019 · 569b728 · 569b728
1 parent ab50e8e
commit 569b728
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diff --git a/src/compiler/codegen/events.js b/src/compiler/codegen/events.js
@@ -1,6 +1,6 @@
 /* @flow */
 
-const fnExpRE = /^([\w$_]+|\([^)]*?\))\s*=>|^function\s*(?:[\w$]+)?\s*\(/
+const fnExpRE = /^([\w$_]+|\([^)]*?\))\s*=>|^function(?:\s+[\w$]+)?\s*\(/
 const fnInvokeRE = /\([^)]*?\);*$/
 const simplePathRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['[^']*?']|\["[^"]*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*$/
 

diff --git a/test/unit/modules/compiler/codegen.spec.js b/test/unit/modules/compiler/codegen.spec.js
@@ -345,6 +345,11 @@ describe('codegen', () => {
       `<input @input="onInput(');[\\'());');">`,
       `with(this){return _c('input',{on:{"input":function($event){onInput(');[\\'());');}}})}`
     )
+    // function name including a `function` part (#9920)
+    assertCodegen(
+      '<input @input="functionName()">',
+      `with(this){return _c('input',{on:{"input":function($event){return functionName()}}})}`
+    )
   })
 
   it('generate events with multiple statements', () => {