Give better error messages when reserved names are used for binding identifiers

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108,860 stars (108,860 stars)

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Avg merge 6d 17h (Avg merge 6d 17h)9 merged PRs in 30d (9 merged PRs in 30d)

Description

const data = { in: 1 };
const { in } = data; // <-- [ts] ':' expected.

Contributor guide

Research direction

Locate where the parser checks for reserved words in destructuring patterns and enhance the error message to suggest using different identifier names.

Tech stack

typescript

Domain

compilers

Issue type

Feature

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

2

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.

Active

ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.

Clear

Prerequisites

TypeScriptJavaScript

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

75