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							116 lines
						
					
					
						
							3.0 KiB
						
					
					
				
			
		
		
	
	
							116 lines
						
					
					
						
							3.0 KiB
						
					
					
				#!/usr/bin/env node | 
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const fs = require('fs'); | 
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const cssesc = require('../cssesc.js'); | 
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const strings = process.argv.splice(2); | 
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const stdin = process.stdin; | 
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const options = {}; | 
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const log = console.log; | 
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 | 
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const main = function() { | 
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	const option = strings[0]; | 
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 | 
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	if (/^(?:-h|--help|undefined)$/.test(option)) { | 
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		log( | 
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			'cssesc v%s - https://mths.be/cssesc', | 
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			cssesc.version | 
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		); | 
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		log([ | 
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			'\nUsage:\n', | 
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			'\tcssesc [string]', | 
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			'\tcssesc [-i | --identifier] [string]', | 
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			'\tcssesc [-s | --single-quotes] [string]', | 
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			'\tcssesc [-d | --double-quotes] [string]', | 
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			'\tcssesc [-w | --wrap] [string]', | 
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			'\tcssesc [-e | --escape-everything] [string]', | 
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			'\tcssesc [-v | --version]', | 
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			'\tcssesc [-h | --help]', | 
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			'\nExamples:\n', | 
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			'\tcssesc \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', | 
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			'\tcssesc --identifier \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', | 
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			'\tcssesc --escape-everything \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', | 
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			'\tcssesc --double-quotes --wrap \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'', | 
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			'\techo \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\' | cssesc' | 
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		].join('\n')); | 
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		return process.exit(1); | 
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	} | 
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 | 
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	if (/^(?:-v|--version)$/.test(option)) { | 
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		log('v%s', cssesc.version); | 
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		return process.exit(1); | 
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	} | 
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 | 
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	strings.forEach(function(string) { | 
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		// Process options | 
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		if (/^(?:-i|--identifier)$/.test(string)) { | 
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			options.isIdentifier = true; | 
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			return; | 
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		} | 
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		if (/^(?:-s|--single-quotes)$/.test(string)) { | 
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			options.quotes = 'single'; | 
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			return; | 
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		} | 
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		if (/^(?:-d|--double-quotes)$/.test(string)) { | 
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			options.quotes = 'double'; | 
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			return; | 
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		} | 
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		if (/^(?:-w|--wrap)$/.test(string)) { | 
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			options.wrap = true; | 
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			return; | 
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		} | 
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		if (/^(?:-e|--escape-everything)$/.test(string)) { | 
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			options.escapeEverything = true; | 
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			return; | 
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		} | 
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 | 
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		// Process string(s) | 
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		let result; | 
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		try { | 
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			result = cssesc(string, options); | 
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			log(result); | 
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		} catch (exception) { | 
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			log(exception.message + '\n'); | 
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			log('Error: failed to escape.'); | 
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			log('If you think this is a bug in cssesc, please report it:'); | 
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			log('https://github.com/mathiasbynens/cssesc/issues/new'); | 
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			log( | 
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				'\nStack trace using cssesc@%s:\n', | 
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				cssesc.version | 
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			); | 
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			log(exception.stack); | 
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			return process.exit(1); | 
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		} | 
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	}); | 
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	// Return with exit status 0 outside of the `forEach` loop, in case | 
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	// multiple strings were passed in. | 
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	return process.exit(0); | 
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 | 
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}; | 
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 | 
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if (stdin.isTTY) { | 
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	// handle shell arguments | 
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	main(); | 
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} else { | 
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	let timeout; | 
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	// Either the script is called from within a non-TTY context, or `stdin` | 
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	// content is being piped in. | 
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	if (!process.stdout.isTTY) { | 
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		// The script was called from a non-TTY context. This is a rather uncommon | 
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		// use case we don’t actively support. However, we don’t want the script | 
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		// to wait forever in such cases, so… | 
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		timeout = setTimeout(function() { | 
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			// …if no piped data arrived after a whole minute, handle shell | 
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			// arguments instead. | 
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			main(); | 
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		}, 60000); | 
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	} | 
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	let data = ''; | 
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	stdin.on('data', function(chunk) { | 
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		clearTimeout(timeout); | 
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		data += chunk; | 
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	}); | 
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	stdin.on('end', function() { | 
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		strings.push(data.trim()); | 
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		main(); | 
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	}); | 
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	stdin.resume(); | 
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}
 | 
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 |