// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

'use strict';

import { isTestExecution } from './constants';

import { ModuleNotInstalledError } from './errors/moduleNotInstalledError';

export function isNotInstalledError(error: Error): boolean {

const isError = typeof error === 'object' && error !== null;

// tslint:disable-next-line:no-any

const errorObj = <any>error;

if (!isError) {

return false;

}

if (error instanceof ModuleNotInstalledError) {

return true;

}

const isModuleNoInstalledError = error.message.indexOf('No module named') >= 0;

return errorObj.code === 'ENOENT' || errorObj.code === 127 || isModuleNoInstalledError;

}

export function skipIfTest(isAsyncFunction: boolean) {

// tslint:disable-next-line:no-function-expression no-any

return function(_: Object, __: string, descriptor: TypedPropertyDescriptor<any>) {

const originalMethod = descriptor.value;

// tslint:disable-next-line:no-function-expression no-any

descriptor.value = function(...args: any[]) {

if (isTestExecution()) {

return isAsyncFunction ? Promise.resolve() : undefined;

}

// tslint:disable-next-line:no-invalid-this no-use-before-declare no-unsafe-any

return originalMethod.apply(this, args);

};

return descriptor;

};

}