mirror of
https://github.com/balena-io/balena-cli.git
synced 2024-12-19 05:37:51 +00:00
142 lines
3.8 KiB
TypeScript
142 lines
3.8 KiB
TypeScript
/**
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* @license
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* Copyright 2019-2020 Balena Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// tslint:disable-next-line:no-var-requires
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require('./config-tests'); // required for side effects
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import intercept = require('intercept-stdout');
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import * as _ from 'lodash';
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import * as nock from 'nock';
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import * as path from 'path';
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import * as balenaCLI from '../build/app';
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export const runCommand = async (cmd: string) => {
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const preArgs = [process.argv[0], path.join(process.cwd(), 'bin', 'balena')];
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const err: string[] = [];
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const out: string[] = [];
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const stdoutHook = (log: string | Buffer) => {
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// Skip over debug messages
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if (typeof log === 'string' && !log.startsWith('[debug]')) {
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out.push(log);
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}
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};
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const stderrHook = (log: string | Buffer) => {
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// Skip over debug messages
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if (
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typeof log === 'string' &&
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!log.match(/\[debug\]/i) &&
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// TODO stop this warning message from appearing when running
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// sdk.setSharedOptions multiple times in the same process
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!log.startsWith('Shared SDK options') &&
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// Node 12: '[DEP0066] DeprecationWarning: OutgoingMessage.prototype._headers is deprecated'
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!log.includes('[DEP0066]')
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) {
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err.push(log);
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}
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};
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const unhookIntercept = intercept(stdoutHook, stderrHook);
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try {
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await balenaCLI.run(preArgs.concat(cmd.split(' ')), {
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noFlush: true,
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});
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return {
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err,
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out,
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};
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} finally {
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unhookIntercept();
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}
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};
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export const balenaAPIMock = () => {
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if (!nock.isActive()) {
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nock.activate();
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}
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return nock(/./)
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.get('/config/vars')
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.reply(200, {
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reservedNames: [],
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reservedNamespaces: [],
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invalidRegex: '/^d|W/',
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whiteListedNames: [],
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whiteListedNamespaces: [],
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blackListedNames: [],
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configVarSchema: [],
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});
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};
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export function cleanOutput(output: string[] | string): string[] {
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return _(_.castArray(output))
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.map((log: string) => {
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return log.split('\n').map(line => {
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return monochrome(line.trim());
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});
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})
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.flatten()
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.compact()
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.value();
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}
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/**
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* Remove text colors (ASCII escape sequences). Example:
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* Input: '\u001b[2K\r\u001b[34m[Build]\u001b[39m \u001b[1mmain\u001b[22m Image size: 1.14 MB'
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* Output: '[Build] main Image size: 1.14 MB'
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*
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* TODO: check this function against a spec (ASCII escape sequences). It was
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* coded from observation of a few samples only, and may not cover all cases.
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*/
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export function monochrome(text: string): string {
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return text.replace(/\u001b\[\??\d+?[a-zA-Z]\r?/g, '');
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}
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/**
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* Dynamic template string resolution.
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* Usage example:
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* const templateString = 'hello ${name}!';
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* const templateVars = { name: 'world' };
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* console.log( fillTemplate(templateString, templateVars) );
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* // hello world!
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*/
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export function fillTemplate(
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templateString: string,
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templateVars: object,
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): string {
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const escaped = templateString.replace(/\\/g, '\\\\').replace(/`/g, '\\`');
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const resolved = new Function(
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...Object.keys(templateVars),
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`return \`${escaped}\`;`,
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).call(null, ...Object.values(templateVars));
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const unescaped = resolved.replace(/\\`/g, '`').replace(/\\\\/g, '\\');
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return unescaped;
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}
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export function fillTemplateArray(
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templateStringArray: Array<string | string[]>,
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templateVars: object,
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) {
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return templateStringArray.map(i =>
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Array.isArray(i)
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? fillTemplateArray(i, templateVars)
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: fillTemplate(i, templateVars),
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);
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}
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