eslint-config-trails

3.1.0 verified Sat Apr 25 auth: no javascript maintenance

A shareable ESLint configuration for Trails.js projects. Version 3.1.0 is the latest stable release, last updated in 2018. It provides default ES6 linting rules, plus optional presets for React.js, test files, and config folders. Differentiators: designed specifically for Trails.js framework, minimal and opinionated, includes test and config-specific configs. No recent updates, low maintenance.

Common errors

error Configuration for rule "no-multi-spaces" is invalid ↓

cause ESLint version mismatch, rule removed or changed.

fix

Update ESLint or extend a different config that aligns with your ESLint version.

error ESLint couldn't find the config "trails". ↓

cause eslint-config-trails not installed or not in node_modules.

fix

Run npm install --save-dev eslint-config-trails eslint

error Failed to load plugin 'react' declared in 'trails/react' ↓

cause eslint-plugin-react not installed.

fix

Run npm install --save-dev eslint-plugin-react

Warnings

deprecated eslint-config-trails has not been updated since 2018 and may not support latest ESLint versions. ↓

fix Consider migrating to a more modern ESLint config like eslint-config-standard or eslint-config-airbnb.

gotcha The 'trails/react' preset requires eslint-plugin-react to be installed as a dependency. ↓

fix Install it with npm install --save-dev eslint-plugin-react

gotcha ESLint 6+ may cause incompatibilities. Some rules may be removed or deprecated. ↓

fix Check rule compatibility and use an older ESLint version if needed.

Install

npm install eslint-config-trails

yarn add eslint-config-trails

pnpm add eslint-config-trails

Imports

trails (default)

wrong

No common mistake for extending, but confusion may arise from not installing eslint as peer.

correct

{ "extends": "trails" }

Used in .eslintrc or package.json eslintConfig. Requires eslint installed.

trails/react
wrong
```
Forgetting to install eslint-plugin-react
```
correct
```
{ "extends": "trails/react" }
```
Adds React-specific rules. Requires eslint-plugin-react as dependency.

trails/test

wrong

No wrong pattern, but note this is for test files only.

correct

{ "extends": "trails/test" }

Relaxes some rules for test files.

trails/config

wrong

No wrong pattern, but note this is for config files.

correct

{ "extends": "trails/config" }

Relaxes some rules for config files.

Quickstart

Shows how to set up eslint-config-trails in .eslintrc.json and run ESLint.

// .eslintrc.json
{
  "extends": "trails"
}

// Then run eslint on your files
// npx eslint yourfile.js