fix(v-on): properly detect member expressions with optional chaining

fix #4107
2021-07-15 12:23:07 -04:00
parent 2937530bef
commit 963085d18c
2 changed files with 3 additions and 1 deletions
--- a/packages/compiler-core/src/utils.ts
+++ b/packages/compiler-core/src/utils.ts
@@ -63,7 +63,7 @@ const enum MemberExpLexState {
 }

 const validFirstIdentCharRE = /[A-Za-z_$\xA0-\uFFFF]/
-const validIdentCharRE = /[\.\w$\xA0-\uFFFF]/
+const validIdentCharRE = /[\.\?\w$\xA0-\uFFFF]/
 const whitespaceRE = /\s+[.[]\s*|\s*[.[]\s+/g

 /**