f1a6b8d66d
* chore: vendor Mitt into src/common/third-party As discussed in #6203 we need to vendor our common dependencies in so that when we ship an ESM build all imports point to file paths and do not rely on Node resolution (e.g. a browser does not understand `import mitt from 'mitt'`).
131 lines
4.2 KiB
JavaScript
131 lines
4.2 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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};
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