tslint.json

{
  "extends": "tslint-xo/space",
  "rules": {
    // Do not enforce alignment of parameters in function calls.
    "align": {
      "severity": "off"
    },

    // Requires using "Array<T>" style for arrays.
    "array-type": {
			"severity": "error",
			"options": ["generic"]
    },

    "await-promise": {
      "severity": "error",
      "options": ["PromiseLike"]
    },

    // This effectively allows the use of `Function` as a type, which would
    // normally be banned.
    "ban-types": {
      "severity": "error",
      "options": [
        ["String", "Use `string` instead."],
			  ["Number", "Use `number` instead."],
			  ["Boolean", "Use `boolean` instead."],
			  ["Symbol", "Use `symbol` instead."],
			  ["Object", "Use `object` instead."]
      ]
    },

    // Require a space after "//" on single-line comments.
    "comment-format": {
			"severity": "error",
			"options": ["check-space"]
		},

    // Do not enforce the "early exit" pattern.
    "early-exit": {
      "severity": "off"
    },

    "file-name-casing": {
      "severity": "off"
    },

    // Enforce ordering of member and field definitions in classes.
		"member-ordering": {
			"severity": "error",
			"options": {
				"order": [
					// Field order.
					"private-static-field",
					"public-static-field",
					"private-instance-field",
					"public-instance-field",

					// Method order.
					"constructor",
					"private-instance-method",
					"public-instance-method",
					"static-method"
				]
			}
		},

		// Allow up to 2 consecutive blank lines.
		"no-consecutive-blank-lines": {
			"severity": "error",
			"options": 2
		},

    // Allow importing modules that are not listed as a dependency in the
    // project’s package.json. This is disabled because it doesn"t work with
    // custom module resolution rules.
    "no-implicit-dependencies": {
      "severity": "off"
    },

    // Disallow imports with side effects with the exception of .html and .css
    // files.
    "no-import-side-effect": {
      "severity": "error",
      "options": {
        "ignore-module": "(\\.html|\\.css)$"
      }
    },

    "no-null-keyword": {
      "severity": "off"
    },

    // Allow statements like "{} as Foo".
    "no-object-literal-type-assertion": {
      "severity": "off"
    },

    // Allows "unsafe" use of the "any" type. (This rule tends to be a bit
    // over-zealous.)
    "no-unsafe-any": {
      "severity": "off"
    },

    // Disallows unused imports, variables, functions, classes, type parameters,
    // and more.
    "no-unused": {
			"severity": "off"
    },

    // Suppress deprecation warnings about this rule until tslint-xo removes it.
    "no-use-before-declare": {
      "severity": "off"
    },

    // Require consistent object key quoting. If any key in an object literal
    // requires quotes, all keys should be quoted.
    "object-literal-key-quotes": {
      "severity": "error",
      "options": "consistent-as-needed"
    },

    // Enforce single quotes in JS/TS and double quotes in JSX.
    "quotemark": {
      "severity": "error",
      "options": ["single", "jsx-double"]
    },

    // Don"t require explicit type definitions on everything. In many cases,
    // TypeScript can "trivially infer" types and a type definition would be
    // redundant.
    "typedef": {
      "severity": "off"
    },

    // Allow variable names in lowerCamelCase, PascalCase, UPPER_CASE, and
    // _leadingUnderscore. Additionally, ban the use of reserved TypeScript
    // keywords.
		"variable-name": {
			"severity": "error",
			"options": [
				"ban-keywords",
				"check-format",
				"allow-pascal-case",
				"allow-leading-underscore"
			]
		}
  }
}