| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148 | #!/usr/bin/env node(function() {	var fs = require('fs');	var he = require('../he.js');	var strings = process.argv.splice(2);	var stdin = process.stdin;	var data;	var timeout;	var action;	var options = {};	var log = console.log;	var main = function() {		var option = strings[0];		var count = 0;		if (/^(?:-h|--help|undefined)$/.test(option)) {			log(				'he v%s - https://mths.be/he',				he.version			);			log([				'\nUsage:\n',				'\the [--escape] string',				'\the [--encode] [--use-named-refs] [--everything] [--allow-unsafe] [--decimal] string',				'\the [--decode] [--attribute] [--strict] string',				'\the [-v | --version]',				'\the [-h | --help]',				'\nExamples:\n',				'\the --escape \\<img\\ src\\=\\\'x\\\'\\ onerror\\=\\"prompt\\(1\\)\\"\\>',				'\techo \'© 𝌆\' | he --decode'			].join('\n'));			return process.exit(option ? 0 : 1);		}		if (/^(?:-v|--version)$/.test(option)) {			log('v%s', he.version);			return process.exit(0);		}		strings.forEach(function(string) {			// Process options			if (string == '--escape') {				action = 'escape';				return;			}			if (string == '--encode') {				action = 'encode';				return;			}			if (string == '--use-named-refs') {				action = 'encode';				options.useNamedReferences = true;				return;			}			if (string == '--everything') {				action = 'encode';				options.encodeEverything = true;				return;			}			if (string == '--allow-unsafe') {				action = 'encode';				options.allowUnsafeSymbols = true;				return;			}			if (string == '--decimal') {				action = 'encode';				options.decimal = true;				return;			}			if (string == '--decode') {				action = 'decode';				return;			}			if (string == '--attribute') {				action = 'decode';				options.isAttributeValue = true;				return;			}			if (string == '--strict') {				action = 'decode';				options.strict = true;				return;			}			// Process string(s)			var result;			if (!action) {				log('Error: he requires at least one option and a string argument.');				log('Try `he --help` for more information.');				return process.exit(1);			}			try {				result = he[action](string, options);				log(result);				count++;			} catch(error) {				log(error.message + '\n');				log('Error: failed to %s.', action);				log('If you think this is a bug in he, please report it:');				log('https://github.com/mathiasbynens/he/issues/new');				log(					'\nStack trace using he@%s:\n',					he.version				);				log(error.stack);				return process.exit(1);			}		});		if (!count) {			log('Error: he requires a string argument.');			log('Try `he --help` for more information.');			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) {			// The script was called from a non-TTY context. This is a rather uncommon			// use case we don’t actively support. However, we don’t want the script			// to wait forever in such cases, so…			timeout = setTimeout(function() {				// …if no piped data arrived after a whole minute, handle shell				// arguments instead.				main();			}, 60000);		}		data = '';		stdin.on('data', function(chunk) {			clearTimeout(timeout);			data += chunk;		});		stdin.on('end', function() {			strings.push(data.trim());			main();		});		stdin.resume();	}}());
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