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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 1x 1x 1x 1x 3x 1x 1x 3x 3x 3x 3x 1x 2x 2x 1x 1x | /** * Prints environment variable values * Usage: printenv cwd */ import parseOptions from 'parser/option-parser'; import * as OutputFactory from 'emulator-output/output-factory'; import { getEnvironmentVariable } from 'emulator-state/environment-variables'; // Converts all key-value pairs of the environment variables to a printable format const stringifyEnvVariables = (envVariables) => { const outputs = envVariables.reduce((outputs, varVal, varKey) => [ ...outputs, `${varKey}=${varVal}` ], []); return outputs.join('\n'); }; export const optDef = {}; export default (state, commandOptions) => { const {argv} = parseOptions(commandOptions, optDef); const envVariables = state.getEnvVariables(); if (argv.length === 0) { return { output: OutputFactory.makeTextOutput(stringifyEnvVariables(envVariables)) }; } // An argument has been passed to printenv; printenv will only print the first // argument provided const varValue = getEnvironmentVariable(envVariables, argv[0]); if (varValue) { return { output: OutputFactory.makeTextOutput(varValue) }; } return {}; }; |