JezK
Edit File: jsesc
#!/usr/bin/env node (function() { var fs = require('fs'); var stringEscape = require('../jsesc.js'); var strings = process.argv.splice(2); var stdin = process.stdin; var data; var timeout; var isObject = false; var options = {}; var log = console.log; var main = function() { var option = strings[0]; if (/^(?:-h|--help|undefined)$/.test(option)) { log( 'jsesc v%s - https://mths.be/jsesc', stringEscape.version ); log([ '\nUsage:\n', '\tjsesc [string]', '\tjsesc [-s | --single-quotes] [string]', '\tjsesc [-d | --double-quotes] [string]', '\tjsesc [-w | --wrap] [string]', '\tjsesc [-e | --escape-everything] [string]', '\tjsesc [-t | --escape-etago] [string]', '\tjsesc [-6 | --es6] [string]', '\tjsesc [-l | --lowercase-hex] [string]', '\tjsesc [-j | --json] [string]', '\tjsesc [-o | --object] [stringified_object]', // `JSON.parse()` the argument '\tjsesc [-p | --pretty] [string]', // `compact: false` '\tjsesc [-v | --version]', '\tjsesc [-h | --help]', '\nExamples:\n', '\tjsesc \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', '\tjsesc --json \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', '\tjsesc --json --escape-everything \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', '\tjsesc --double-quotes --wrap \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', '\techo \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\' | jsesc' ].join('\n')); return process.exit(1); } if (/^(?:-v|--version)$/.test(option)) { log('v%s', stringEscape.version); return process.exit(1); } strings.forEach(function(string) { // Process options if (/^(?:-s|--single-quotes)$/.test(string)) { options.quotes = 'single'; return; } if (/^(?:-d|--double-quotes)$/.test(string)) { options.quotes = 'double'; return; } if (/^(?:-w|--wrap)$/.test(string)) { options.wrap = true; return; } if (/^(?:-e|--escape-everything)$/.test(string)) { options.escapeEverything = true; return; } if (/^(?:-t|--escape-etago)$/.test(string)) { options.escapeEtago = true; return; } if (/^(?:-6|--es6)$/.test(string)) { options.es6 = true; return; } if (/^(?:-l|--lowercase-hex)$/.test(string)) { options.lowercaseHex = true; return; } if (/^(?:-j|--json)$/.test(string)) { options.json = true; return; } if (/^(?:-o|--object)$/.test(string)) { isObject = true; return; } if (/^(?:-p|--pretty)$/.test(string)) { isObject = true; options.compact = false; return; } // Process string(s) var result; try { if (isObject) { string = JSON.parse(string); } result = stringEscape(string, options); log(result); } catch(error) { log(error.message + '\n'); log('Error: failed to escape.'); log('If you think this is a bug in jsesc, please report it:'); log('https://github.com/mathiasbynens/jsesc/issues/new'); log( '\nStack trace using jsesc@%s:\n', stringEscape.version ); log(error.stack); return process.exit(1); } }); // Return with exit status 0 outside of the `forEach` loop, in case // multiple strings were passed in. return process.exit(0); }; if (stdin.isTTY) { // handle shell arguments main(); } else { // Either the script is called from within a non-TTY context, // or `stdin` content is being piped in. if (!process.stdout.isTTY) { // called from a non-TTY context timeout = setTimeout(function() { // if no piped data arrived after a while, handle shell arguments main(); }, 250); } data = ''; stdin.on('data', function(chunk) { clearTimeout(timeout); data += chunk; }); stdin.on('end', function() { strings.push(data.trim()); main(); }); stdin.resume(); } }());