Microsoft/TypeScript

[typescript] dom definitions not up to date

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#19,040 opened on Oct 9, 2017

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 (8 comments) (1 reaction) (0 assignees)TypeScript (48,455 stars) (6,726 forks)batch import
BugDomain: lib.d.tsEffort: CasualHelp WantedVS Code Tracked

Description

From @yukulele on October 5, 2017 12:7

  • VSCode Version: 1.16.1
  • OS Version: macOS Sierra 10.12.6

Steps to Reproduce:

  • Create this code in typescript file
const elm = document.createElement('main')
  • elm is typed as HTMLElement instead of HTMLMainElement

lib.dom.d.ts is not up to date

how to update it without wait for vscode update ?

Reproduces without extensions: Yes

Copied from original issue: Microsoft/vscode#35620

Contributor guide

Tech stack
typescriptjavascript
Domain
frontend
Issue type
bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
clear
Prerequisites
TypeScript basicsDOM knowledgelib.dom.d.ts structure
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
50
Research direction
The issue is about missing HTMLMainElement type in lib.dom.d.ts. To fix, locate the DOM type definitions (likely in src/lib/dom.generated.d.ts) and add the interface for HTMLMainElement based on the current DOM specification. Also ensure the createElement overload for 'main' returns HTMLMainElement. Review any existing generation scripts or pull requests for guidance.
[typescript] dom definitions not up to date · Microsoft/TypeScript#19040 | Good First Issue