tc39/ecma262

issue warning in CI when a previously-defined ID becomes undefined

Open

#3,673 opened on Aug 15, 2025

View on GitHub
 (0 comments) (1 reaction) (0 assignees)HTML (1,409 forks)batch import
good first issuemeta

Repository metrics

Stars
 (15,626 stars)
PR merge metrics
 (Avg merge 92d 19h) (17 merged PRs in 30d)

Description

We should add a GitHub CI job that emits a warning on the line of the spec that defines an ID that becomes undefined by the PR.

Contributor guide

Research direction
Investigate how to create a GitHub Actions workflow that uses a script to parse spec files and warn when a previously defined ID becomes undefined.
Tech stack
github actions
Domain
devopsci cd
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
GitHub Actions
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60