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- module.exports = function createCustomError(name, message) {
- // use Object.create(), because some VMs prevent setting line/column otherwise
- // (iOS Safari 10 even throws an exception)
- var error = Object.create(SyntaxError.prototype);
- var errorStack = new Error();
- error.name = name;
- error.message = message;
- Object.defineProperty(error, 'stack', {
- get: function() {
- return (errorStack.stack || '').replace(/^(.+\n){1,3}/, name + ': ' + message + '\n');
- }
- });
- return error;
- };
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