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Generics in union should be inferred as <code>never</code> when possible

Status: Open.

#62248 In microsoft/TypeScript;

· zeng-y-l opened on Aug 10, 2025

abstract type guard does not narrow when keyed with a unique symbol

Status: Open.

#62247 In microsoft/TypeScript;

· Jamesernator opened on Aug 10, 2025

JSDoc tags not parsed when a type may be present

Status: Open.

#62244 In microsoft/TypeScript;

· Gerrit0 opened on Aug 9, 2025

checker: Default import not flagged when target has no default export (moduleResolution=bundler)”

Status: Open.

#62241 In microsoft/TypeScript;

· dBianchii opened on Aug 9, 2025

Revert ts5.9 changes for Uint8Array

Status: Open.

#62240 In microsoft/TypeScript;

· paulmillr opened on Aug 9, 2025

<code>verbatimModuleSyntax</code> leaves empty curly brackets in the JS output

Status: Open.

#62239 In microsoft/TypeScript;

· igordanchenko opened on Aug 8, 2025

JSX autocompletes as <code>class={}</code> instead of <code>class=""</code>

Status: Open.

#62237 In microsoft/TypeScript;

· marvinhagemeister opened on Aug 8, 2025

Enhance Control‑Flow Narrowing for never‑returning Functions Passed as Parameters

DuplicateAn existing issue was already createdAn existing issue was already created

Status: Open.

#62235 In microsoft/TypeScript;

· mattiamalonni opened on Aug 8, 2025

Regression in some error elaborations involving a target type mixing arrays with non-arrays

Status: Open.

#62234 In microsoft/TypeScript;

· Andarist opened on Aug 8, 2025

<code>EventTarget</code> doesnt friends with listeners callback that want to accept <code>CustomEvent</code> which inherits <code>Event</code>

Status: Open.

#62233 In microsoft/TypeScript;

· psnet opened on Aug 8, 2025

One line import quick info hovers support increased verbosity without any additional information

Status: Open.

#62232 In microsoft/TypeScript;

· dnicolson opened on Aug 7, 2025

lib.dom.ts LockManager Incorrect

Status: Open.

#62231 In microsoft/TypeScript;

· tustvold opened on Aug 7, 2025