fix(core): generate fragment root with patchFlag + optimize fragment w/ patchFlag

2019-12-12 17:58:32 -05:00
parent efe39db023
commit ef50c333ce
3 changed files with 13 additions and 3 deletions
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -1033,6 +1033,7 @@ export function createRenderer<
    }
    // fast path
    if (patchFlag > 0) {
+      optimized = true
      if (patchFlag & PatchFlags.KEYED_FRAGMENT) {
        // this could be either fully-keyed or mixed (some keyed some not)
        // presence of patchFlag means children are guaranteed to be arrays