fix(v-model): avoid clearing IME compose state on updates (#2304)

fix #2302
2020-10-08 10:34:53 +08:00 · 2020-10-08 10:34:53 +08:00 · fbd198fbfe
commit fbd198fbfe
parent 4d1ebb5deb
1 changed files with 2 additions and 0 deletions
--- a/packages/runtime-dom/src/directives/vModel.ts
+++ b/packages/runtime-dom/src/directives/vModel.ts
@ -79,6 +79,8 @@ export const vModelText: ModelDirective<
  },
  beforeUpdate(el, { value, modifiers: { trim, number } }, vnode) {
    el._assign = getModelAssigner(vnode)
+    // avoid clearing unresolved text. #2302
+    if ((el as any).composing) return
    if (document.activeElement === el) {
      if (trim && el.value.trim() === value) {
        return