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Contents

# eslint-utils

[![npm version](https://img.shields.io/npm/v/eslint-utils.svg)](https://www.npmjs.com/package/eslint-utils)
[![Downloads/month](https://img.shields.io/npm/dm/eslint-utils.svg)](http://www.npmtrends.com/eslint-utils)
[![Build Status](https://travis-ci.org/mysticatea/eslint-utils.svg?branch=master)](https://travis-ci.org/mysticatea/eslint-utils)
[![Coverage Status](https://codecov.io/gh/mysticatea/eslint-utils/branch/master/graph/badge.svg)](https://codecov.io/gh/mysticatea/eslint-utils)
[![Dependency Status](https://david-dm.org/mysticatea/eslint-utils.svg)](https://david-dm.org/mysticatea/eslint-utils)

## 🏁 Goal

This package provides utility functions and classes for make ESLint custom rules.

For examples:

- [getStaticValue](https://mysticatea.github.io/eslint-utils/api/ast-utils.html#getstaticvalue) evaluates static value on AST.
- [PatternMatcher](https://mysticatea.github.io/eslint-utils/api/ast-utils.html#patternmatcher-class) finds a regular expression pattern as handling escape sequences.
- [ReferenceTracker](https://mysticatea.github.io/eslint-utils/api/scope-utils.html#referencetracker-class) checks the members of modules/globals as handling assignments and destructuring.

## 📖 Usage

See [documentation](https://mysticatea.github.io/eslint-utils/).

## 📰 Changelog

See [releases](https://github.com/mysticatea/eslint-utils/releases).

## ❤️ Contributing

Welcome contributing!

Please use GitHub's Issues/PRs.

### Development Tools

- `npm test` runs tests and measures coverage.
- `npm run clean` removes the coverage result of `npm test` command.
- `npm run coverage` shows the coverage result of the last `npm test` command.
- `npm run lint` runs ESLint.
- `npm run watch` runs tests on each file change.

Version data entries

43 entries across 43 versions & 1 rubygems

Version Path
govuk_publishing_components-18.0.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.21.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.20.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.19.1 node_modules/eslint-utils/README.md
govuk_publishing_components-17.19.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.18.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.17.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.16.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.15.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.14.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.13.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.12.2 node_modules/eslint-utils/README.md
govuk_publishing_components-17.12.1 node_modules/eslint-utils/README.md
govuk_publishing_components-17.12.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.11.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.10.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.9.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.8.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.7.0 node_modules/eslint-utils/README.md
govuk_publishing_components-17.6.1 node_modules/eslint-utils/README.md