source: trip-planner-front/node_modules/aggregate-error/index.js@ ceaed42

'use strict';
const indentString = require('indent-string');
const cleanStack = require('clean-stack');

const cleanInternalStack = stack => stack.replace(/\s+at .*aggregate-error\/index.js:\d+:\d+\)?/g, '');

class AggregateError extends Error {
        constructor(errors) {
                if (!Array.isArray(errors)) {
                        throw new TypeError(`Expected input to be an Array, got ${typeof errors}`);
                }

                errors = [...errors].map(error => {
                        if (error instanceof Error) {
                                return error;
                        }

                        if (error !== null && typeof error === 'object') {
                                // Handle plain error objects with message property and/or possibly other metadata
                                return Object.assign(new Error(error.message), error);
                        }

                        return new Error(error);
                });

                let message = errors
                        .map(error => {
                                // The `stack` property is not standardized, so we can't assume it exists
                                return typeof error.stack === 'string' ? cleanInternalStack(cleanStack(error.stack)) : String(error);
                        })
                        .join('\n');
                message = '\n' + indentString(message, 4);
                super(message);

                this.name = 'AggregateError';

                Object.defineProperty(this, '_errors', {value: errors});
        }

        * [Symbol.iterator]() {
                for (const error of this._errors) {
                        yield error;
                }
        }
}

module.exports = AggregateError;