es-abstract

ECMAScript spec abstract operations.

by ljharb

abstract abstract-operation ecmascript javascript operation spec specification

Star on GitHub Forknpm

JavaScript

126 stars 32 forks 13 contributorsActive · 1mo agoSince 2015MIT

Meet the team

See all 13 on GitHub →

ljharb1.0k contributions

ExE-Boss15 contributions

gibson0423 contributions

kumavis3 contributions

erights2 contributions

nickfyson1 contribution

ptomato1 contribution

bartekleon1 contribution

Languages

View on GitHub →

JavaScript100%

Commit activity

Last 12 weeks · 5 commits

Full graph →

Community health

4 of 6 standards met

Community profile →

✓README✓License✓Contributing✓Code of Conduct○Issue Template○PR Template

Recent PRs & issues

Active · 5 in progress · Last activity 1mo ago

See all on GitHub →

[Fix] `SameValue`: Use `Object.is(…)` if availableOpenPR

simply invokes the abstract operation.

ExE-Boss · 1mo ago

[Fix] `ES5+`: Use spec‑accurate `IsCallable`OpenPR

The implementation is based on the one in Fixes

ExE-Boss · 1mo ago

[Breaking] `ES2018+`: `GetIterator`, `IterableToList`, `IteratorNext`, `IteratorStep`, `IteratorClose`: use iterator records insteadOpenPR

Depends on: [ ] [ ] BREAKING CHANGE: This is backwards incompatible, as ES2017** and older operated directly on the instance.

ExE-Boss · 1mo ago

Recent fixes

View closed PRs →

Copyright year inconsistency in Debian package The Debian copyright file for shows: Copyright: 2013-2022 But the following file-specific entries have not been updated: Copyright: 2013-2013 (gap: 9 years) This was detected by scanning Debian's machine-readable copyright files. The main copyright header was updated to 2022 but individual file entries still show older end years. Please review and update the copyright headers for the affected files.

sporteka2 · 3mo ago

Correction for the SetTypedArrayFromTypedArray.js file in folders 2024 and 2025.ClosedIssue

perhaps there is a mistake "var GetIntrinsic = require('call-bound');" in the SetTypedArrayFromTypedArray.js file in the 2024 and 2025 folders

dirkncl · 5mo ago

further informationClosedIssue

perhaps you should also update at https://github.com/es-shims/es-abstract

dirkncl · 5mo ago

Structured data for AI agents

Repository: ljharb/es-abstract. Description: ECMAScript spec abstract operations. Stars: 126, Forks: 32. Primary language: JavaScript. Languages: JavaScript (100%). License: MIT. Topics: abstract, abstract-operation, ecmascript, javascript, operation, spec, specification. Open PRs: 5, open issues: 6. Last activity: 1mo ago. Community health: 85%. Top contributors: ljharb, ExE-Boss, gibson042, kumavis, erights, nickfyson, ptomato, bartekleon, david-fong, sosukesuzuki and others.