| 1 | const buildError = (message, opts) => {
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| 2 | const error = new Error(message);
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| 3 | for (const key in opts) {
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| 4 | error[key] = opts[key] instanceof Function ? opts[key](opts) : opts[key];
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| 5 | }
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| 6 | return error;
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| 7 | };
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| 8 |
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| 9 | const singleSlash = str => '/' + str.split('/').filter(one => one).join('/');
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| 10 |
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| 11 | const ErrorFactory = function (namespace = '', defaults = {}) {
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| 12 | defaults.namespace = defaults.namespace || namespace;
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| 13 |
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| 14 | return function ErrorInstance (code = '', options = {}) {
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| 15 | options = Object.assign({}, ErrorFactory.options, defaults, options);
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| 16 | options.code = singleSlash(options.namespace + '/' + code);
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| 17 | options.id = options.code.toLowerCase().replace(/[^\w]+/g, '-').replace(/^-/, '');
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| 18 | options.message = ErrorInstance[code];
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| 19 | return buildError(options.message, options);
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| 20 | };
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| 21 | };
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| 22 |
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| 23 | ErrorFactory.options = { status: 500 };
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| 24 |
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| 25 | module.exports = ErrorFactory;
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