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- #63085 · DanielRosenwasser opened
on Feb 3, 2026 41 - #62963 · RyanCavanaugh opened
on Jan 8, 2026 7
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Return type inference limitation
Design LimitationConstraints of the existing architecture prevent this from being fixedConstraints of the existing architecture prevent this from being fixedStatus: Open.#63697 In microsoft/TypeScript;False positive on destructured
requireisverbatimModuleSyntaxandmoduleispreserveBugA bug in TypeScriptA bug in TypeScriptHelp WantedYou can do thisYou can do thisStatus: Open.Add support for
@filejsdoc tag to describe a moduleAwaiting More FeedbackThis means we'd like to hear from more people who would be helped by this featureThis means we'd like to hear from more people who would be helped by this featureSuggestionAn idea for TypeScriptAn idea for TypeScriptStatus: Open.#63695 In microsoft/TypeScript;Assignability between distributive conditional types and their branch type is reversed in contravariant positions
Fix AvailableA PR has been opened for this issueA PR has been opened for this issueNeeds InvestigationThis issue needs a team member to investigate its status.This issue needs a team member to investigate its status.Status: Open.Typescript 6.0.3升级到7.0后报错
Needs InvestigationThis issue needs a team member to investigate its status.This issue needs a team member to investigate its status.Status: Open.#63693 In microsoft/TypeScript;JSDoc tag for getting around "Object literals are open-ended"
Awaiting More FeedbackThis means we'd like to hear from more people who would be helped by this featureThis means we'd like to hear from more people who would be helped by this featureSuggestionAn idea for TypeScriptAn idea for TypeScriptStatus: Open.#63691 In microsoft/TypeScript;ES2025 regex syntax (duplicate named groups, pattern modifiers) is not gated by
targetBugA bug in TypeScriptA bug in TypeScriptHelp WantedYou can do thisYou can do thisStatus: Open.Proposal:
unstableandvolatilecontrol-flow analysis modifiersAwaiting More FeedbackThis means we'd like to hear from more people who would be helped by this featureThis means we'd like to hear from more people who would be helped by this featureSuggestionAn idea for TypeScriptAn idea for TypeScriptStatus: Open.#63681 In microsoft/TypeScript;Should not allow
import.defer?.('x')BugA bug in TypeScriptA bug in TypeScriptHelp WantedYou can do thisYou can do thisStatus: Open.tsc --watch doesn't work on NTFS partitions on Linux
Needs InvestigationThis issue needs a team member to investigate its status.This issue needs a team member to investigate its status.Status: Open.#63678 In microsoft/TypeScript;type parameter variance in generic call signature is incorrectly bivariant
BugA bug in TypeScriptA bug in TypeScriptStatus: Open.Design Meeting Notes, 2026-07-23
Design NotesNotes from our design meetingsNotes from our design meetingsStatus: Open.#63676 In microsoft/TypeScript;