142 lines
4.5 KiB
JavaScript
142 lines
4.5 KiB
JavaScript
module.exports = {
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"root": true,
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"env": {
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"node": true,
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"es6": true
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},
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"parser": "@typescript-eslint/parser",
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"plugins": [
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"mocha",
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"@typescript-eslint",
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"unicorn",
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"import"
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],
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"extends": [
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"plugin:prettier/recommended"
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],
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"rules": {
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// Error if files are not formatted with Prettier correctly.
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"prettier/prettier": 2,
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// syntax preferences
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"quotes": [2, "single", {
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"avoidEscape": true,
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"allowTemplateLiterals": true
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}],
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"spaced-comment": [2, "always", {
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"markers": ["*"]
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}],
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"eqeqeq": [2],
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"accessor-pairs": [2, {
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"getWithoutSet": false,
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"setWithoutGet": false
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}],
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"new-parens": 2,
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"func-call-spacing": 2,
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"prefer-const": 2,
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"max-len": [2, {
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/* this setting doesn't impact things as we use Prettier to format
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* our code and hence dictate the line length.
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* Prettier aims for 80 but sometimes makes the decision to go just
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* over 80 chars as it decides that's better than wrapping. ESLint's
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* rule defaults to 80 but therefore conflicts with Prettier. So we
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* set it to something far higher than Prettier would allow to avoid
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* it causing issues and conflicting with Prettier.
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*/
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"code": 200,
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"comments": 90,
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"ignoreTemplateLiterals": true,
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"ignoreUrls": true,
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"ignoreStrings": true,
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"ignoreRegExpLiterals": true
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}],
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// anti-patterns
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"no-var": 2,
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"no-with": 2,
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"no-multi-str": 2,
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"no-caller": 2,
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"no-implied-eval": 2,
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"no-labels": 2,
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"no-new-object": 2,
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"no-octal-escape": 2,
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"no-self-compare": 2,
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"no-shadow-restricted-names": 2,
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"no-cond-assign": 2,
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"no-debugger": 2,
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"no-dupe-keys": 2,
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"no-duplicate-case": 2,
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"no-empty-character-class": 2,
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"no-unreachable": 2,
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"no-unsafe-negation": 2,
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"radix": 2,
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"valid-typeof": 2,
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"no-unused-vars": [2, { "args": "none", "vars": "local", "varsIgnorePattern": "([fx]?describe|[fx]?it|beforeAll|beforeEach|afterAll|afterEach)" }],
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"no-implicit-globals": [2],
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// es2015 features
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"require-yield": 2,
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"template-curly-spacing": [2, "never"],
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// ensure we don't have any it.only or describe.only in prod
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"mocha/no-exclusive-tests": "error",
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// enforce the variable in a catch block is named error
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"unicorn/catch-error-name": "error",
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"no-restricted-imports": ["error", {
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patterns: ["*Events"],
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paths: [{
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name: "mitt",
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message:
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"Import Mitt from the vendored location: vendor/mitt/src/index.js",
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}],
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}],
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"import/extensions": ["error", "ignorePackages"]
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},
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"overrides": [
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{
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"files": ["*.ts"],
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"extends": [
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'plugin:@typescript-eslint/eslint-recommended',
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'plugin:@typescript-eslint/recommended',
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],
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"rules": {
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"no-unused-vars": 0,
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"@typescript-eslint/no-unused-vars": 2,
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"func-call-spacing": 0,
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"@typescript-eslint/func-call-spacing": 2,
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"semi": 0,
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"@typescript-eslint/semi": 2,
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"@typescript-eslint/no-empty-function": 0,
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"@typescript-eslint/no-use-before-define": 0,
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// We have to use any on some types so the warning isn't valuable.
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"@typescript-eslint/no-explicit-any": 0,
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// We don't require explicit return types on basic functions or
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// dummy functions in tests, for example
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"@typescript-eslint/explicit-function-return-type": 0,
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// We know it's bad and use it very sparingly but it's needed :(
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"@typescript-eslint/ban-ts-ignore": 0,
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"@typescript-eslint/array-type": [2, {
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"default": "array-simple"
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}]
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}
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},
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{
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"files": ["test-browser/**/*.js"],
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"parserOptions": {
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"sourceType": "module"
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},
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"env": {
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"es6": true,
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"browser": true,
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"es2020": true
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},
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}
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]
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};
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