54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
/**
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* @fileoverview checks if/else if/else bracing is consistent
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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://icecat-source-docs.mozilla.org/code-quality/lint/linters/eslint-plugin-mozilla/rules/consistent-if-bracing.html",
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},
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messages: {
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consistentIfBracing: "Bracing of if..else bodies should be consistent.",
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},
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schema: [],
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type: "layout",
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},
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create(context) {
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return {
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IfStatement(node) {
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if (node.parent.type !== "IfStatement") {
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let types = new Set();
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for (
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let currentNode = node;
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currentNode;
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currentNode = currentNode.alternate
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) {
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let type = currentNode.consequent.type;
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types.add(type == "BlockStatement" ? "Block" : "NotBlock");
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if (
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currentNode.alternate &&
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currentNode.alternate.type !== "IfStatement"
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) {
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type = currentNode.alternate.type;
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types.add(type == "BlockStatement" ? "Block" : "NotBlock");
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break;
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}
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}
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if (types.size > 1) {
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context.report({
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node,
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messageId: "consistentIfBracing",
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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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};
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