History of Object.freeze() Revision history for: English (US) Jul 25, 2016, 2:13:54 AM eduardoboucas Add "Return value" section as per Bug 1287421 Previous Jul 16, 2016, 3:34:59 PM taueres Previous Jun 28, 2016, 6:55:41 AM jessepinho Previous May 26, 2016, 3:07:51 AM SirReal Fix typo "unecessary" > "unnecessary" Previous Feb 3, 2016, 3:56:26 AM fscholz Technical review completed. Previous Feb 1, 2016, 1:45:50 PM stefcameron Fix bug in deep-freeze example: would not completely freeze a partially-frozen object such as obj{frozen: {internal: {}}} where only `frozen` was frozen (`obj` would get frozen, but not `internal`). Previous Jan 29, 2016, 10:58:27 AM williambueti assert() is not a standard js function. See https://twitter.com/MozDevNet/status/693129388590694400 for reference. Previous Jan 4, 2016, 3:19:25 AM fscholz add ES draft Previous Nov 12, 2015, 12:16:01 AM GongT deepFreeze will throw "TypeError: Object.isFrozen called on non-object" when null value in object Previous Nov 5, 2015, 10:53:00 AM anorton