68 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/**
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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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 * @deprecated in ESLint v8.50.0
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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/latest/rules/no-new-object"
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        },
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        deprecated: true,
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        replacedBy: [
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            "no-object-constructor"
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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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        const sourceCode = context.sourceCode;
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        return {
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            NewExpression(node) {
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                const variable = astUtils.getVariableByName(
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                    sourceCode.getScope(node),
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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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