TypeScript
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TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
# Suggestion ## 🔍 Search Terms * mapped types * instance member function * instance member property * instance method * subclass constructor * overriding ## ✅ Viability Checklist My...
This is a port of https://github.com/microsoft/typescript-go/pull/200; unions are now sorted consistently without using type IDs. Whether or not to merge this, I have no idea, but I really want to...
Type: Bug Working on TS files, performace has degraded drastically since the last version upgrade (I have auto update on). Intellisense is stuck, saving takes more than 30s (format on...
### 🔎 Search Terms require generated const enum namespace require generated namespace require const enum namespace require "export import" require ### ⏯ Playground Link Multiple files, so can't use playground...
Still only the last overloaded signature is picked when passing an overloaded function to Array.map
### 🔎 Search Terms map overload overloaded ### 🕗 Version & Regression Information - This is the behavior in every version I tried, and I reviewed the FAQ for entries...
'identity' modifier to indicate a function's parameter-less returns should be narrowed like a value
### 🔍 Search Terms indicate function returns identical value cached memoized signals ### ✅ Viability Checklist - [x] This wouldn't be a breaking change in existing TypeScript/JavaScript code - [x]...
# Suggestion ## 🔍 Search Terms noImplicitOverride interface override ## ✅ Viability Checklist My suggestion meets these guidelines: * [x] This wouldn't be a breaking change in existing TypeScript/JavaScript code...
# Suggestion ## 🔍 Search Terms hidden, dot, dotfile, include, tsconfig. ## ✅ Viability Checklist My suggestion meets these guidelines: * [X] This wouldn't be a breaking change in existing...
### 🔎 Search Terms composite, project references, solution-style tsconfig ### 🕗 Version & Regression Information - This is the behavior in every version I tried, and I reviewed the FAQ...
fixes https://github.com/microsoft/TypeScript/issues/61389 it's a small extension of https://github.com/microsoft/TypeScript/pull/57847
