67 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| var childProcess = require("child_process");
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| var os = require("os");
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| 
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| module.exports = function opener(args, options, callback) {
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|     var platform = process.platform;
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| 
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|     // Attempt to detect Windows Subystem for Linux (WSL). WSL  itself as Linux (which works in most cases), but in
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|     // this specific case we need to treat it as actually being Windows. The "Windows-way" of opening things through
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|     // cmd.exe works just fine here, whereas using xdg-open does not, since there is no X Windows in WSL.
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|     if (platform === "linux" && os.release().indexOf("Microsoft") !== -1) {
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|         platform = "win32";
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|     }
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| 
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|     // http://stackoverflow.com/q/1480971/3191, but see below for Windows.
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|     var command;
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|     switch (platform) {
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|         case "win32": {
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|             command = "cmd.exe";
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|             break;
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|         }
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|         case "darwin": {
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|             command = "open";
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|             break;
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|         }
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|         default: {
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|             command = "xdg-open";
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|             break;
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|         }
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|     }
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| 
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|     if (typeof args === "string") {
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|         args = [args];
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|     }
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| 
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|     if (typeof options === "function") {
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|         callback = options;
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|         options = {};
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|     }
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| 
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|     if (options && typeof options === "object" && options.command) {
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|         if (platform === "win32") {
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|             // *always* use cmd on windows
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|             args = [options.command].concat(args);
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|         } else {
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|             command = options.command;
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|         }
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|     }
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| 
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|     if (platform === "win32") {
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|         // On Windows, we really want to use the "start" command. But, the rules regarding arguments with spaces, and
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|         // escaping them with quotes, can get really arcane. So the easiest way to deal with this is to pass off the
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|         // responsibility to "cmd /c", which has that logic built in.
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|         //
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|         // Furthermore, if "cmd /c" double-quoted the first parameter, then "start" will interpret it as a window title,
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|         // so we need to add a dummy empty-string window title: http://stackoverflow.com/a/154090/3191
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|         //
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|         // Additionally, on Windows ampersand and caret need to be escaped when passed to "start"
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|         args = args.map(function (value) {
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|             return value.replace(/[&^]/g, "^$&");
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|         });
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|         args = ["/c", "start", "\"\""].concat(args);
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|     }
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| 
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|     return childProcess.execFile(command, args, options, callback);
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| };
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