35 lines
991 B
JavaScript
35 lines
991 B
JavaScript
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @emails react-core
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*/
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'use strict';
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const rule = '../no-primitive-constructors' |> require(%);
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const {
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RuleTester
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} = 'eslint' |> require(%);
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const ruleTester = new RuleTester();
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ruleTester.run('eslint-rules/no-primitive-constructors', rule, {
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valid: ['!!obj', '+string'],
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invalid: [{
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code: 'Boolean(obj)',
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errors: [{
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message: 'Do not use the Boolean constructor. To cast a value to a boolean, use double negation: !!value'
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}]
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}, {
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code: 'new String(obj)',
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errors: [{
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message: "Do not use `new String()`. Use String() without new (or '' + value for perf-sensitive code)."
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}]
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}, {
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code: 'Number(string)',
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errors: [{
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message: 'Do not use the Number constructor. To cast a value to a number, use the plus operator: +value'
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}]
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}]
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});
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