gcf-helper/dist/lib/ErrorHandler.js

Google Cloud Functions Helper

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const uuid = require("uuid");
const NO_FUNCTION_ID_PROVIDED = "NOFUNCIDPROVIDED";
const NO_ERROR_PROVIDED = "No error provided.";
const NO_ERROR_MESSAGE = "No error message provided.";
const NO_ERROR_STACK = "No error stack provided.";
const RECURSIVE_FLAG = "gcfhelper";
class ErrorHandler {
    constructor(gcfHelper) {
        this.gcfHelper = gcfHelper;
    }
    generateErrorPayload(error, eventPayload) {
        if (!error || typeof error !== "object") {
            error = {
                name: "Missing",
                message: NO_ERROR_PROVIDED,
            };
        }
        return {
            error_id: uuid.v4(),
            function_id: this.gcfHelper.functionOptions.functionIdentifier || NO_FUNCTION_ID_PROVIDED,
            error_message: JSON.stringify({
                name: error.name,
                message: error.message || NO_ERROR_MESSAGE,
                stack: error.stack || NO_ERROR_STACK,
            }),
            payload: typeof eventPayload !== "string" ?
                JSON.stringify(eventPayload) :
                eventPayload,
            error_occured_at: Date.now(),
        };
    }
    generateErrorFromErrorPayload(errorPayload) {
        const error = new Error(`${this.gcfHelper.functionOptions.errorCode} error occured`
            + `, check error stream for details: ${errorPayload.error_id}.`);
        error.gcfFlag = RECURSIVE_FLAG;
        return error;
    }
    isGCFHelperError(error) {
        if (error.gcfFlag === RECURSIVE_FLAG) {
            return true;
        }
        return false;
    }
}
exports.default = ErrorHandler;