odin-js-fundamentals-part-4/node_modules/eslint-config-airbnb-base/rules/variables.js

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2024-01-05 19:30:21 +00:00
const confusingBrowserGlobals = require('confusing-browser-globals');
module.exports = {
rules: {
// enforce or disallow variable initializations at definition
'init-declarations': 'off',
// disallow the catch clause parameter name being the same as a variable in the outer scope
'no-catch-shadow': 'off',
// disallow deletion of variables
'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
'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',
},
].concat(confusingBrowserGlobals),
// disallow declaration of variables already declared in the outer scope
'no-shadow': 'error',
// disallow shadowing of names such as arguments
'no-shadow-restricted-names': 'error',
// disallow use of undeclared variables unless mentioned in a /*global */ block
'no-undef': 'error',
// disallow use of undefined when initializing variables
'no-undef-init': 'error',
// disallow use of undefined variable
// https://eslint.org/docs/rules/no-undefined
// TODO: enable?
'no-undefined': 'off',
// disallow declaration of variables that are not used in the code
'no-unused-vars': ['error', { vars: 'all', args: 'after-used', ignoreRestSiblings: true }],
// disallow use of variables before they are defined
'no-use-before-define': ['error', { functions: true, classes: true, variables: true }],
}
};