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18 lines
532 B
18 lines
532 B
'use strict'; |
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function createCustomError(name, message) { |
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// use Object.create(), because some VMs prevent setting line/column otherwise |
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// (iOS Safari 10 even throws an exception) |
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const error = Object.create(SyntaxError.prototype); |
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const errorStack = new Error(); |
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return Object.assign(error, { |
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name, |
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message, |
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get stack() { |
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return (errorStack.stack || '').replace(/^(.+\n){1,3}/, `${name}: ${message}\n`); |
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} |
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}); |
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} |
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exports.createCustomError = createCustomError;
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