@spscommerce/eslint-config-typescript/lib/rules/variables.js

SPS official linter configuration for TypeScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.variables = void 0;
// ✅ = recommended, 🔧 = fixable
exports.variables = {
    /**
     * enforce or disallow variable initializations at definition
     * https://eslint.org/docs/rules/init-declarations
     * https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/docs/rules/init-declarations.md
     */
    "init-declarations": "off",
    "@typescript-eslint/init-declarations": "off",
    /**
     * disallow the catch clause parameter name being the same as a variable in the outer scope
     * https://eslint.org/docs/rules/no-catch-shadow
     */
    "no-catch-shadow": "off",
    /**
     * disallow deletion of variables ✅
     * https://eslint.org/docs/rules/no-delete-var
     */
    "no-delete-var": "error",
    /**
     * disallow labels that share a name with a variable
     * https://eslint.org/docs/rules/no-label-var
     */
    "no-label-var": "error",
    /**
     * disallow specific globals
     * https://eslint.org/docs/rules/no-restricted-globals
     */
    "no-restricted-globals": [
        "error",
        {
            name: "isFinite",
            message: "Use Number.isFinite instead https://github.com/airbnb/javascript#standard-library--isfinite",
        },
        {
            name: "isNaN",
            message: "Use Number.isNaN instead https://github.com/airbnb/javascript#standard-library--isnan",
        },
    ],
    /**
     * disallow declaration of variables already declared in the outer scope
     * https://eslint.org/docs/rules/no-shadow
     * https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/docs/rules/no-shadow.md
     */
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": "error",
    /**
     * disallow shadowing of names such as arguments ✅
     * https://eslint.org/docs/rules/no-shadow-restricted-names
     */
    "no-shadow-restricted-names": "error",
    /**
     * disallow use of undeclared variables unless mentioned in `/*global ` comments ✅
     * https://eslint.org/docs/rules/no-undef
     */
    "no-undef": "error",
    /**
     * disallow use of undefined when initializing variables 🔧
     * https://eslint.org/docs/rules/no-undef-init
     */
    "no-undef-init": "error",
    /**
     * disallow use of undefined variable
     * https://eslint.org/docs/rules/no-undefined
     */
    "no-undefined": "off",
    /**
     * disallow declaration of variables that are not used in the code ✅
     * https://eslint.org/docs/rules/no-unused-vars
     * https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/docs/rules/no-unused-vars.md
     */
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": ["error", { ignoreRestSiblings: true }],
    /**
     * disallow use of variables before they are defined
     * https://eslint.org/docs/rules/no-use-before-define
     * https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/docs/rules/no-use-before-define.md
     */
    "no-use-before-define": "off",
    "@typescript-eslint/no-use-before-define": "error",
};