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57 lines
1.5 KiB
57 lines
1.5 KiB
/** |
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* @fileoverview A rule to disallow calls to the Object constructor |
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* @author Matt DuVall <http://www.mattduvall.com/> |
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*/ |
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"use strict"; |
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//------------------------------------------------------------------------------ |
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// Requirements |
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//------------------------------------------------------------------------------ |
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const astUtils = require("./utils/ast-utils"); |
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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 `Object` constructors", |
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recommended: false, |
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url: "https://eslint.org/docs/rules/no-new-object" |
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}, |
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schema: [], |
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messages: { |
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preferLiteral: "The object literal notation {} is preferable." |
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} |
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}, |
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create(context) { |
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return { |
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NewExpression(node) { |
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const variable = astUtils.getVariableByName( |
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context.getScope(), |
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node.callee.name |
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); |
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if (variable && variable.identifiers.length > 0) { |
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return; |
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} |
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if (node.callee.name === "Object") { |
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context.report({ |
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node, |
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messageId: "preferLiteral" |
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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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