40 lines
1 KiB
JavaScript
40 lines
1 KiB
JavaScript
/**
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* @fileoverview Restrict comparing against `true` or `false`.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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"use strict";
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module.exports = {
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meta: {
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docs: {
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url: "https://firefox-source-docs.mozilla.org/code-quality/lint/linters/eslint-plugin-mozilla/rules/no-compare-against-boolean-literals.html",
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},
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messages: {
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noCompareBoolean:
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"Don't compare for inexact equality against boolean literals",
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},
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schema: [],
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type: "suggestion",
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},
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create(context) {
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return {
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BinaryExpression(node) {
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if (
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["==", "!="].includes(node.operator) &&
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(["true", "false"].includes(node.left.raw) ||
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["true", "false"].includes(node.right.raw))
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) {
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context.report({
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node,
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messageId: "noCompareBoolean",
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});
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}
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},
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};
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},
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};
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