.eslintrc.yaml

---
extends:
  - plugin:zillow/recommended
  - plugin:zillow/jest
  - plugin:import/typescript
  - plugin:node/recommended
env:
  browser: false
  node: true
plugins:
  - node
rules:
  # prettier handles max-len fine
  max-len: 'off'
  no-restricted-syntax:
    - error
    - ForInStatement
    # allows ForOfStatement
    - LabeledStatement
    - WithStatement
  padding-line-between-statements:
    - error
    # blank line before return statements
    - { blankLine: 'always', prev: '*', next: 'return' }
    # blank line after const/let statement(s)
    - { blankLine: 'always', prev: ['const', 'let'], next: '*' }
    - { blankLine: 'any', prev: ['const', 'let'], next: ['const', 'let'] }
    # blank line before and after multi-line block-like statements
    - { blankLine: 'always', prev: '*', next: 'multiline-block-like' }
    - { blankLine: 'always', prev: 'multiline-block-like', next: '*' }
  prefer-object-spread: 'off'
  strict: 'off'
  # extend missing eslint-plugin-zillow patterns
  zillow/import/no-extraneous-dependencies:
    - error
    - devDependencies: ['**/test/**']
root: true
settings:
  # effectively extending import/typescript config
  'import/extensions': ['.ts', '.d.ts', '.js', '.json']
  'import/parsers':
    '@typescript-eslint/parser': ['.ts', '.d.ts']
  'import/resolver':
    node:
      extensions: ['.ts', '.d.ts', '.js', '.json']
    'eslint-import-resolver-typescript': true
  # avoid eslint-plugin-node tripping over TS
  node:
    tryExtensions: ['.ts', '.js']
overrides:
  - files: '**/test/**'
    env:
      jest: true
  - files: '*.ts'
    parser: '@typescript-eslint/parser'
    plugins:
      - '@typescript-eslint'
    extends:
      - 'plugin:@typescript-eslint/recommended'
    rules:
      node/no-unsupported-features/es-syntax:
        - error
        - ignores:
            - modules
      # typescript completely bamboozles these rules
      zillow/import/newline-after-import: 'off'
      zillow/import/first: 'off'