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"use strict";
/**
* @license
* Copyright 2016 Palantir Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var shownWarnings = new Set();
/**
* Used to exit the program and display a friendly message without the callstack.
*/
var FatalError = (function (_super) {
tslib_1.__extends(FatalError, _super);
function FatalError(message, innerError) {
var _this = _super.call(this, message) || this;
_this.message = message;
_this.innerError = innerError;
_this.name = FatalError.NAME;
_this.stack = new Error().stack;
return _this;
}
return FatalError;
}(Error));
FatalError.NAME = "FatalError";
exports.FatalError = FatalError;
function isError(possibleError) {
return possibleError != null && possibleError.message !== undefined;
}
exports.isError = isError;
function showWarningOnce(message) {
if (!shownWarnings.has(message)) {
console.warn(message);
shownWarnings.add(message);
}
}
exports.showWarningOnce = showWarningOnce;
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