@zowe/imperative
Version:
framework for building configurable CLIs
55 lines • 1.82 kB
JavaScript
;
/*
* This program and the accompanying materials are made available under the terms of the
* Eclipse Public License v2.0 which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-v20.html
*
* SPDX-License-Identifier: EPL-2.0
*
* Copyright Contributors to the Zowe Project.
*
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.JSONUtils = void 0;
const error_1 = require("../../error");
/**
* JSON utility to wrap and throw ImperativeErrors
* @export
* @class JSONUtils
*/
class JSONUtils {
/**
* Throw imperative error or return parsed data
* @template T - type to parse
* @param {string} data - string input data to parse as JSON
* @param {string} [failMessage="Parse of " + data + " failed"] - failure message
*
* @returns {T} - parsed object. If data length is 0 then this method will return a null object
*
* @throws {ImperativeError} When there was a failure trying to parse a non-zero length data string.
*/
static parse(data, failMessage) {
if (failMessage == null) {
failMessage = "Parse of " + data + " failed";
}
try {
// Return an empty object if the string is empty
if (data != null && data.trim().length === 0) {
return null;
}
else {
return JSON.parse(data);
}
}
catch (thrownError) {
throw new error_1.ImperativeError({
msg: failMessage + ":\n" + thrownError.message,
stack: thrownError.stack,
additionalDetails: thrownError.message,
causeErrors: thrownError
});
}
}
}
exports.JSONUtils = JSONUtils;
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