Provide lib/target suggestions for findLast/findLastIndex #52220

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1. Daniel Rosenwasser (DanielRosenwasser)

   added

   BugA bug in TypeScriptA bug in TypeScript

   Help WantedYou can do thisYou can do this

   Good First IssueWell scoped, documented and has the green lightWell scoped, documented and has the green light

   Domain: Error MessagesThe issue relates to error messagingThe issue relates to error messaging

   on Jan 13, 2023
2. Daniel Rosenwasser (DanielRosenwasser)

   added this to the TypeScript 5.0.1 milestone on Jan 13, 2023
3. OliverRadini commented on Jan 13, 2023

   

   Oliver Radini (OliverRadini)

   on Jan 13, 2023

   Contributor

   More actions

   Are you happy for anyone to take a look at this? Looking to find an issue to work on
4. DanielRosenwasser commented on Jan 14, 2023

   

   Daniel Rosenwasser (DanielRosenwasser)

   on Jan 14, 2023

   MemberAuthor

   More actions

   Go for it. The code is in getScriptTargetFeatures. Add a new entry for es2023 containing entries for Array and all the TypedArray variants.

   TypeScript/src/compiler/utilities.ts

   Line 1180 in cb4c768

   export function getScriptTargetFeatures(): ScriptTargetFeatures {

   👍React with 👍1Reacted by Oliver Radini
5. TypeScript Bot (typescript-bot)

   added

   Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

   on Jan 14, 2023
6. Daniel Rosenwasser (DanielRosenwasser)

   closed this as completedin #52242on Jan 25, 2023
7. Daniel Rosenwasser (DanielRosenwasser)

   modified the milestones: TypeScript 5.0.1, TypeScript 5.0.0 on Jan 25, 2023
8. microsoft

   locked as resolved and limited conversation to collaborators on Oct 22, 2025