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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
module.exports = {
globals: {
// JS files in this folder are commonly xpcshell scripts where |arguments|
// is defined in the global scope.
arguments: false,
},
rules: {
// Enforce return statements in callbacks of array methods.
"array-callback-return": "error",
// Verify calls of super() in constructors.
"constructor-super": "error",
// Require default case in switch statements.
"default-case": "error",
// Disallow use of alert(), confirm(), and prompt().
"no-alert": "error",
// Disallow likely erroneous `switch` scoped lexical declarations in
// case/default clauses.
"no-case-declarations": "error",
// Disallow use of the console API.
"no-console": "error",
// Disallow constant expressions in conditions (except for loops).
"no-constant-condition": ["error", { checkLoops: false }],
// Disallow extending of native objects.
"no-extend-native": "error",
// Disallow case statement fallthrough without explicit `// falls through`
// annotation.
"no-fallthrough": "error",
// No reassigning native JS objects or read only globals.
"no-global-assign": "error",
// Disallow use of assignment in return statement.
"no-return-assign": ["error", "always"],
// Disallow template literal placeholder syntax in regular strings.
"no-template-curly-in-string": "error",
// Disallow use of this/super before calling super() in constructors.
"no-this-before-super": "error",
// Disallow unmodified loop conditions.
"no-unmodified-loop-condition": "error",
// No expressions where a statement is expected
"no-unused-expressions": "error",
// Disallow unnecessary escape usage in strings and regular expressions.
"no-useless-escape": "error",
// Require "use strict" to be defined globally in the script.
strict: ["error", "global"],
// Disallow Yoda conditions.
yoda: ["error", "never"],
},
};
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