tslint.json

{
  "extends": ["tslint-config-airbnb"],
  "rules": {
    // adds statements, members, and elements to the base config
    "align": [true, "parameters", "arguments", "statements", "members", "elements"],
    // adds number of spaces so auto-fixing will work
    "indent": [true, "spaces", 2],
    // increase value from 100 in base config to 120
    "max-line-length": [true, 120],
    // adds avoid-escape and avoid-template
    "quotemark": [true, "single", "avoid-escape", "avoid-template", "jsx-double"],
    // adds ban-keywords and allow-leading-underscores
    // once this gets implemented, we should incorporate it: https://github.com/palantir/tslint/issues/3442
    "variable-name": [true, "ban-keywords", "check-format", "allow-leading-underscore"],
    // adds check-module, check-type, check-rest-spread, check-typecast, check-type-operator
    "whitespace": [true,
      "check-branch",
      "check-decl",
      "check-operator",
      "check-preblock",
      "check-type",
      "check-module",
      "check-separator",
      "check-rest-spread",
      "check-typecast",
      "check-type-operator"
    ],
    // not used in base config
    "await-promise": true,
    "ban-comma-operator": true,
    // TODO: enable completed-docs after transition from TSLint to ESLint is complete
    "completed-docs": false,
    "interface-over-type-literal": true,
    "jsdoc-format": [true, "check-multiline-start"],
    "member-access": [true],
    "no-duplicate-switch-case": true,
    "no-duplicate-variable": true,
    "no-dynamic-delete": true,
    "no-empty": true,
    "no-floating-promises": true,
    "no-for-in-array": true,
    "no-implicit-dependencies": true,
    "no-object-literal-type-assertion": true,
    "no-redundant-jsdoc": true,
    "no-require-imports": true,
    "no-return-await": true,
    "no-submodule-imports": true,
    "no-this-assignment": true,
    "no-unused-expression": true,
    "no-var-requires": true,
    "one-line": [true, "check-else", "check-whitespace", "check-open-brace", "check-catch", "check-finally"],
    "strict-boolean-expressions": [true, "allow-boolean-or-undefined"],
    "typedef": [true, "call-signature"],
    "typedef-whitespace": [true, {
      "call-signature": "nospace",
      "index-signature": "nospace",
      "parameter": "nospace",
      "property-declaration": "nospace",
      "variable-declaration": "nospace"
    }]
    // TODO: find a rule similar to https://palantir.github.io/tslint/rules/no-construct/, except it bans those types
    // from interfaces (e.g. a function that returns Boolean is an error, it should return boolean)
  }
}