.eslintrc.yml

root: true

parser: '@typescript-eslint/parser'

settings:
    import/parsers:
        '@typescript-eslint/parser': ['.ts']

env:
    browser: true
    node: true
    mocha: true
    es2022: true

globals:
    NodeJS: true
    KOISHI_CONFIG: true

extends:
    - standard
    - plugin:@typescript-eslint/recommended
    - plugin:prettier/recommended

plugins:
    - '@typescript-eslint'
    - mocha

rules:
    prettier/prettier:
        - error
        - printWidth: 80
        - tabWidth: 4

    array-callback-return: off

    comma-dangle:
        - error
        - never

    dot-notation: off

    generator-star-spacing:
        - error
        - before

    max-len:
        - warn
        - 160

    multiline-ternary: off

    no-callback-literal: off
    no-mixed-operators: off
    no-use-before-define: off
    no-return-assign: off
    no-sequences: off
    no-useless-escape: off
    one-var: off

    operator-linebreak:
        - error
        - after
        - overrides:
              '?': before
              ':': before

    quotes:
        - error
        - single
        - avoidEscape: true
          allowTemplateLiterals: true

    sort-imports:
        - warn
        - ignoreCase: true
          ignoreDeclarationSort: true

    valid-typeof: off

    yield-star-spacing:
        - error
        - after

    # typescript
    import/export: off

    '@typescript-eslint/array-type': error

    default-param-last: off
    '@typescript-eslint/default-param-last': error

    func-call-spacing: off
    '@typescript-eslint/func-call-spacing': error

    keyword-spacing: off
    '@typescript-eslint/keyword-spacing': error

    camelcase: off
    '@typescript-eslint/naming-convention':
        - warn

        # group selectors
        - selector: default
          format: [camelCase, UPPER_CASE]
          leadingUnderscore: allow
        - selector: [variableLike, memberLike]
          format: [camelCase, UPPER_CASE, PascalCase]
          leadingUnderscore: allow
        - selector: [typeLike]
          format: [PascalCase]

        # selectors
        - selector: [function]
          format: [camelCase, PascalCase]
        - selector: [enum]
          format: [UPPER_CASE, PascalCase]
        - selector: [typeParameter]
          format: [PascalCase]
        - selector: [objectLiteralProperty]
          format: null
        - selector: [typeProperty]
          format: null
        - selector: [typeMethod]
          format: null

    # https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/docs/rules/no-redeclare.md
    no-redeclare: off

    # https://typescript-eslint.io/docs/linting/troubleshooting/#i-get-errors-from-the-no-undef-rule-about-global-variables-not-being-defined-even-though-there-are-no-typescript-errors
    no-undef: off

    # https://stackoverflow.com/questions/71626119/eslint-and-prettier-indent-conflict
    indent: off

    no-unused-vars: off
    '@typescript-eslint/no-unused-vars':
        - error
        - args: none

    no-dupe-class-members: off
    '@typescript-eslint/no-dupe-class-members': error

    # https://github.com/typescript-eslint/typescript-eslint/issues/239
    no-inner-declarations: off

    no-useless-constructor: off

    node/no-callback-literal: off

    quote-props: off

    semi: off
    '@typescript-eslint/semi':
        - error
        - never
    '@typescript-eslint/member-delimiter-style':
        - error
        - multiline:
              delimiter: none

    space-before-function-paren: off
    '@typescript-eslint/space-before-function-paren':
        - error
        - anonymous: always
          asyncArrow: always
          named: never
    '@typescript-eslint/type-annotation-spacing': error