Function set

compiler/packages/make-read-only-util/src/makeReadOnly.ts:73–77

(newVal: unknown)

        return makeReadOnly(savedEntries.get(key)!.savedVal, source);
      },
      set(newVal: unknown) {
        logger('FORGET_MUTATE_IMMUT', source, key, newVal);
        // update backing cache entry
        savedEntries.get(key)!.savedVal = newVal;
      },
    };
    if (prop.configurable != null) {
      proxy.configurable = prop.configurable;