refactor(runtime-core): refactor props resolution

Improve performance in optimized mode + tests
2020-04-06 17:37:47 -04:00
parent c28a9196b2
commit ec4a4c1e06
14 changed files with 440 additions and 196 deletions
--- a/packages/runtime-core/src/vnode.ts
+++ b/packages/runtime-core/src/vnode.ts
@@ -352,7 +352,7 @@ export function cloneVNode<T, U>(
    props: extraProps
      ? vnode.props
        ? mergeProps(vnode.props, extraProps)
-        : extraProps
+        : extend({}, extraProps)
      : vnode.props,
    key: vnode.key,
    ref: vnode.ref,