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52 lines
1021 B
52 lines
1021 B
'use strict';
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const getDocumentationUrl = require('./utils/get-documentation-url');
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const messageId = 'throw-new-error';
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const customError = /^(?:[A-Z][\da-z]*)*Error$/;
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const selector = [
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'ThrowStatement',
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'>',
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'CallExpression.argument',
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`:matches(${
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[
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// `throw FooError()`
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[
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'[callee.type="Identifier"]',
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`[callee.name=/${customError.source}/]`
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],
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// `throw lib.FooError()`
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[
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'[callee.type="MemberExpression"]',
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'[callee.computed=false]',
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'[callee.property.type="Identifier"]',
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`[callee.property.name=/${customError.source}/]`
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]
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].map(selector => selector.join('')).join(', ')
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})`
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].join('');
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const create = context => ({
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[selector]: node => {
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context.report({
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node,
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messageId,
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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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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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messages: {
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[messageId]: 'Use `new` when throwing an error.'
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},
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fixable: 'code'
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}
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};
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