TypeScript

TypeScript copied to clipboard

Improve typings of Array.map when called on tuples

14

## Search Terms - Array.map - map tuple ## Suggestion Using Array.map on a tuple should return a tuple instead of an array. In one of my projects I could...

zroug

TS 5.8 TypeError: Cannot read properties of undefined (reading 'kind')

4

### 🔎 Search Terms TypeError: Cannot read properties of undefined (reading 'kind') ### 🕗 Version & Regression Information - This changed between versions 5.7.3 and 5.8.2 - This changed in...

zxbodya

Intellisense should offer "constructor" property (Javascript)

4

Type: Feature Request The intellisense (autocomplete) when used in the context of an ES6 class does not offer the `constructor` property when referenced from the `this` reference:  Conversely, this...

jasonpolites

### 🔎 Search Terms "constructor" ### 🕗 Version & Regression Information - This changed between versions v5.6 and v5.8.3 - This changed in commit or PR #58640 - This is...

ntdiary

Class decorators run before class static side is fully defined when downleveling

1

### 🔎 Search Terms decorator downlevel decorator static ### 🕗 Version & Regression Information Tested on TypeScript 5.6.3, 5.7.3, 5.8.3 with targets ES2022 and ES2024 ### ⏯ Playground Link https://www.typescriptlang.org/play/?useDefineForClassFields=true&target=11#code/LAKAZgrgdgxgLgSwPZQAQBMCmMkCcCGcmAFHPrgOaZwBcqx+ARgM5wHypSYDu9AdAPIVmdfFACeAbQC6ASlQBeAHyox4+QDJUAb1QAPURNQBfedtCpUOKMyQAbTHztIKxAOQANVAmao3qAGpUMkpqPj1ZAG5QY1BQAAEsHAIiUBg7fGZfAFE9fABbAAcHHQtUVkIEGH1FP3F8cTc4kGMgA...

james-pre

Error when overriding arrow function in superclass with regular method in subclass to correctly bind `this` to super

2

### 🔎 Search Terms is:issue "defines it as instance member function" ### 🕗 Version & Regression Information 5.1.6 ### ⏯ Playground Link https://www.typescriptlang.org/play/?#code/FAFwngDgpgBAogOxAJzDAvDAhgsBuUSWAWSzACMpEU1NrUYAfGAVwQBMoAzASwSnYFw0GACUoAZxYAbEAGUwCAMYB5ZAEEJipQB4AkhM3aANGMkyQAPgwwDR5TCgAPEFA4SYKFrAD8MAArIAPYAtjwSUDriUrLWAFxmMSBCRDAAItx8PCA8QQgKymr2unZaytaY0RYFqhplusAwtob1xo3wSKjAlikipBRQGbwI2bn52kX1+i3aFYnVE3XaOu2lJu39lPRg3QTAStJYEh7iAObhNNPFji5u7B5esMxcWNIRNi9vUNYA3u0QyB4ADcsK4YMgoOcJDQEqQIDpoYCEKdTAAKACUGGsQyyOTyNUmyzW5Tm-AA7jA4Ri9k0ICxyNIeEpwZCLlBkNsbKj2k0eOwEoi+CieTBTlAQDiRniEAkMVj0pkpWMCUtlFd6pZ2pj0L8RSAABbhAB0EKhNCNERAqL5pjFEsVozy6IITQAvjSYHSGUzReLtrK+QKUELtdZNoMHdKVcV1bMuSK+Vr5X8mk0lHlob77cNHQgbAbjaaLqgjXbrexnQmuDBUQBCO2S3OYlOppoQkAsZB5ticYYCbAeYnM5yudyeZDeGB+QKhcKRHuKgTxVgcReCEWukXtzt5huRsbU9ru4Cb4DOCBBZAgGAHI4nVmIsD+emM4e3MdnYtgHSPXW0l8+kc2hZts3KtoGMCCsiWoJDOYQRDo4bbH+qbbl22Bklg2SQSw0DIKWfqdGA5aVm6J7AGeTgXleN6HMcZhmqgcjskC7I3KO9wMV+OifBEKFeq+IFEeWQZIqc6KwmQWxETALZtuKO44XhBEgKBfKkTAm6bkAA ### 💻 Code Given this example of...

Zacqary

Homomorphic mapped types with arrays doesn't work well with recursive arrays

10

### Acknowledgement - [x] I acknowledge that issues using this template may be closed without further explanation at the maintainer's discretion. ### Comment Consider this _homomorphic_ mapped type: ```ts type...

juhort

Detect no overlap for "in" keyword

1

### 🔍 Search Terms "in keyword", "no overlap" ### ✅ Viability Checklist - [x] This wouldn't be a breaking change in existing TypeScript/JavaScript code - [x] This wouldn't change the...

StevenBrons

Please add default values to all properties in configuration reference

2

# Suggestion Currently, the TypeScript [configuration reference documentation](https://www.typescriptlang.org/tsconfig) page lacks the default values for some of the configuration properties. This may lead to confusion, cluttered configuration files and unexpected compilation...

SetTrend

Bumps the github-actions group with 3 updates in the / directory: [codecov/codecov-action](https://github.com/codecov/codecov-action), [github/codeql-action](https://github.com/github/codeql-action) and [ossf/scorecard-action](https://github.com/ossf/scorecard-action). Updates `codecov/codecov-action` from 5.4.2 to 5.4.3 Release notes Sourced from codecov/codecov-action's releases. v5.4.3 What's Changed...

dependabot[bot]