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44 lines
1.2 KiB
44 lines
1.2 KiB
2 years ago
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/**
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* @fileoverview Rule to disallow an empty pattern
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* @author Alberto Rodríguez
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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: "problem",
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docs: {
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description: "Disallow empty destructuring patterns",
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recommended: true,
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url: "https://eslint.org/docs/rules/no-empty-pattern"
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},
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schema: [],
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messages: {
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unexpected: "Unexpected empty {{type}} pattern."
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}
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},
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create(context) {
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return {
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ObjectPattern(node) {
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if (node.properties.length === 0) {
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context.report({ node, messageId: "unexpected", data: { type: "object" } });
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}
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},
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ArrayPattern(node) {
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if (node.elements.length === 0) {
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context.report({ node, messageId: "unexpected", data: { type: "array" } });
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}
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}
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};
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}
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};
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