fix(hmr): make hmr working with class components (#2144)

2020-09-18 12:14:59 +08:00
parent 57bdaa2220
commit 422f05e085
4 changed files with 55 additions and 4 deletions
--- a/packages/runtime-core/src/component.ts
+++ b/packages/runtime-core/src/component.ts
@@ -800,3 +800,7 @@ export function formatComponentName(

  return name ? classify(name) : isRoot ? `App` : `Anonymous`
 }
+
+export function isClassComponent(value: unknown): value is ClassComponent {
+  return isFunction(value) && '__vccOpts' in value
+}