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59 lines
1.2 KiB
59 lines
1.2 KiB
'use strict';
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const getDocumentationUrl = require('./utils/get-documentation-url');
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const builtins = require('./utils/builtins');
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const isShadowed = require('./utils/is-shadowed');
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const messages = {
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enforce: 'Use `new {{name}}()` instead of `{{name}}()`.',
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disallow: 'Use `{{name}}()` instead of `new {{name}}()`.'
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};
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const enforceNew = new Set(builtins.enforceNew);
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const disallowNew = new Set(builtins.disallowNew);
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const create = context => {
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return {
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CallExpression: node => {
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const {callee} = node;
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const {name} = callee;
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if (enforceNew.has(name) && !isShadowed(context.getScope(), callee)) {
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context.report({
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node,
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messageId: 'enforce',
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data: {name},
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fix: fixer => fixer.insertTextBefore(node, 'new ')
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});
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}
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},
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NewExpression: node => {
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const {callee} = node;
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const {name} = callee;
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if (disallowNew.has(name) && !isShadowed(context.getScope(), callee)) {
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context.report({
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node,
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messageId: 'disallow',
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data: {name},
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fix: fixer => fixer.removeRange([
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node.range[0],
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node.callee.range[0]
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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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module.exports = {
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create,
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meta: {
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type: 'suggestion',
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docs: {
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url: getDocumentationUrl(__filename)
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},
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fixable: 'code',
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messages
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}
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};
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