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45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
/**
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* @fileoverview Rule to flag nested ternary expressions
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* @author Ian Christian Myers
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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/** @type {import('../shared/types').Rule} */
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module.exports = {
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meta: {
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type: "suggestion",
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docs: {
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description: "Disallow nested ternary expressions",
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recommended: false,
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url: "https://eslint.org/docs/latest/rules/no-nested-ternary"
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},
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schema: [],
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messages: {
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noNestedTernary: "Do not nest ternary expressions."
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}
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},
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create(context) {
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return {
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ConditionalExpression(node) {
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if (node.alternate.type === "ConditionalExpression" ||
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node.consequent.type === "ConditionalExpression") {
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context.report({
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node,
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messageId: "noNestedTernary"
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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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