fix: Fixed regression in Object.frozen for IE11. Fixes #600

immerjs · Jun 24, 2020 · 6371d05 · 6371d05
1 parent d4b2def
commit 6371d05
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diff --git a/src/core/finalize.ts b/src/core/finalize.ts
@@ -133,7 +133,7 @@ function finalizeProperty(
  } else return
  }
  // Search new objects for unfinalized drafts. Frozen objects should never contain drafts.
- if (isDraftable(childValue) && !Object.isFrozen(childValue)) {
+ if (isDraftable(childValue) && !isFrozen(childValue)) {
  if (!rootScope.immer_.autoFreeze_ && rootScope.unfinalizedDrafts_ < 1) {
  // optimization: if an object is not a draft, and we don't have to
  // deepfreeze everything, and we are sure that no drafts are left in the remaining object

diff --git a/src/utils/common.ts b/src/utils/common.ts
@@ -180,7 +180,7 @@ export function shallowCopy(base: any) {
 }
 
 export function freeze(obj: any, deep: boolean): void {
- if (Object.isFrozen(obj) || isDraft(obj) || !isDraftable(obj)) return
+ if (isFrozen(obj) || isDraft(obj) || !isDraftable(obj)) return
  if (getArchtype(obj) > 1 /* Map or Set */) {
  obj.set = obj.add = obj.clear = obj.delete = dontMutateFrozenCollections as any
  }