cli (1981B)
1 #!/usr/bin/env node 2 3 /** 4 * @license Apache-2.0 5 * 6 * Copyright (c) 2018 The Stdlib Authors. 7 * 8 * Licensed under the Apache License, Version 2.0 (the "License"); 9 * you may not use this file except in compliance with the License. 10 * You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20 21 'use strict'; 22 23 // MODULES // 24 25 var resolve = require( 'path' ).resolve; 26 var readFileSync = require( '@stdlib/fs/read-file' ).sync; 27 var CLI = require( '@stdlib/cli/ctor' ); 28 var lpad = require( '@stdlib/string/left-pad' ); 29 var umask = require( './../lib' ); 30 31 32 // MAIN // 33 34 /** 35 * Main execution sequence. 36 * 37 * @private 38 * @returns {void} 39 */ 40 function main() { 41 var flags; 42 var opts; 43 var cli; 44 var out; 45 46 // Create a command-line interface: 47 cli = new CLI({ 48 'pkg': require( './../package.json' ), 49 'options': require( './../etc/cli_opts.json' ), 50 'help': readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), { 51 'encoding': 'utf8' 52 }) 53 }); 54 55 // Get any provided command-line options: 56 flags = cli.flags(); 57 if ( flags.help || flags.version ) { 58 return; 59 } 60 61 opts = {}; 62 if ( flags.symbolic ) { 63 opts.symbolic = flags.symbolic; 64 } 65 66 // Get the process `mask`: 67 out = umask( opts ); 68 69 // Print the result: 70 if ( opts.symbolic ) { 71 out = out.toString(); 72 if ( flags.print ) { 73 return console.log( 'umask -S %s', out ); // eslint-disable-line no-console 74 } 75 return console.log( out ); // eslint-disable-line no-console 76 } 77 out = lpad( out.toString( 8 ), 4, '0' ); 78 if ( flags.print ) { 79 return console.log( 'umask %s', out ); // eslint-disable-line no-console 80 } 81 console.log( out ); // eslint-disable-line no-console 82 } 83 84 main();