fix(compiler-sfc): infer TS Extract&Exclude runtime type

closes #7337
vuejs · Feb 4, 2023 · 5f5c5b0 · 5f5c5b0
1 parent dbe7109
commit 5f5c5b0
Showing 1 changed file with 17 additions and 2 deletions.
diff --git a/packages/compiler-sfc/src/compileScript.ts b/packages/compiler-sfc/src/compileScript.ts
@@ -1964,11 +1964,26 @@ function inferRuntimeType(
  case 'Readonly':
  case 'Pick':
  case 'Omit':
- case 'Exclude':
- case 'Extract':
  case 'Required':
  case 'InstanceType':
  return ['Object']
+
+ case 'Extract':
+ if (node.typeParameters && node.typeParameters.params[1]) {
+ return inferRuntimeType(
+ node.typeParameters.params[1],
+ declaredTypes
+ )
+ }
+ return ['null']
+ case 'Exclude':
+ if (node.typeParameters && node.typeParameters.params[0]) {
+ return inferRuntimeType(
+ node.typeParameters.params[0],
+ declaredTypes
+ )
+ }
+ return ['null']
  }
  }
  return [`null`]