Elixir CLI Tool

index.js

+
+// --------------
+// elxr 
+//   A cli tool for elixr.
+const processedArgs = minimist(process.argv.slice(2));
+
+var cli = 'elxr';
+var ver = '#unversioned'; 
+var help = '#unkown list of commands... please refer dveloper documentation for ' + cli;
+
+nodeShellExec('echo', ['elxr'], { inherit : true}) //, {stdio: "inherit"}
+
+
+var __runcmd = function(label){
+    // var child = nodeShellExec('mkdir', ['-p', label], { inherit : true} );
+    // console.log('Starting directory: ' + process.cwd());
+    // try {
+    //     child = child.on('close', () => { process.chdir(label) } );
+    //     console.log('New directory: ' + process.cwd()); 
+    // }
+    // catch (err) {
+    //     console.log('chdir: ' + err);
+    // }
+    // child.on('close', function(){
+        // var options = {
+        //       shell : true
+        //     , inherit : true
+        //     // , cwd : '' + process.cwd
+        //     // , env : process.env
+        // };
+        // nodeShellExec('git', ['init'], { inherit : true});
+        nodeShellExec('pwd', { inherit : true});
+        //$ "C:\Program Files (x86)\Google\Chrome\Application\chrome.exe" --profile-directory="Profile 1" http://localhost:4200/tests/index.html?grep=loopback
+        nodeShellExec("C:/Program Files (x86)/Google/Chrome/Application/chrome.exe", [
+            "--profile-directory=Profile 1"
+          , 'http://localhost:4200/tests/index.html?grep=model convert ember to loopback&filter=model convert ember to loopback']);
+        // nodeShellExec('npm', ['init', '-y'], options);
+    // })    
+} 
+
+__runcmd(processedArgs.label || processedArgs._[0] || (function(){ console.log(cli + ' ' + ver + ' ' + help); return '-h' } )());
+// nodeShellExec('git', ['status']);
+
+function nodeShellExec() {
+    const { spawn } = require('child_process');
+    const child = spawn(...arguments);
+
+    // use child.stdout.setEncoding('utf8'); if you want text chunks
+    child.stdout.setEncoding('utf8');
+    console.log('here')
+
+    child.stdout.on('data', (chunk) => console.log(chunk));
+
+    child.on('error', (chunk) => console.error(chunk));
+    child.stderr.pipe(process.stderr);
+
+    child.on('close', (code) => console.log(`child process ${Array.from(arguments)[0]} exited with code ${code}`));
+    return child;
+}
+
+// -------------------------------
+// Command line option parsing
+// -------------------------------
+function minimist(args, opts) {
+    if (!opts) opts = {};
+    
+    var flags = { bools : {}, strings : {}, unknownFn: null };
+
+    if (typeof opts['unknown'] === 'function') {
+        flags.unknownFn = opts['unknown'];
+    }
+
+    if (typeof opts['boolean'] === 'boolean' && opts['boolean']) {
+      flags.allBools = true;
+    } else {
+      [].concat(opts['boolean']).filter(Boolean).forEach(function (key) {
+          flags.bools[key] = true;
+      });
+    }
+    
+    var aliases = {};
+    Object.keys(opts.alias || {}).forEach(function (key) {
+        aliases[key] = [].concat(opts.alias[key]);
+        aliases[key].forEach(function (x) {
+            aliases[x] = [key].concat(aliases[key].filter(function (y) {
+                return x !== y;
+            }));
+        });
+    });
+
+    [].concat(opts.string).filter(Boolean).forEach(function (key) {
+        flags.strings[key] = true;
+        if (aliases[key]) {
+            flags.strings[aliases[key]] = true;
+        }
+     });
+
+    var defaults = opts['default'] || {};
+    
+    var argv = { _ : [] };
+    Object.keys(flags.bools).forEach(function (key) {
+        setArg(key, defaults[key] === undefined ? false : defaults[key]);
+    });
+    
+    var notFlags = [];
+
+    if (args.indexOf('--') !== -1) {
+        notFlags = args.slice(args.indexOf('--')+1);
+        args = args.slice(0, args.indexOf('--'));
+    }
+
+    function argDefined(key, arg) {
+        return (flags.allBools && /^--[^=]+$/.test(arg)) ||
+            flags.strings[key] || flags.bools[key] || aliases[key];
+    }
+
+    function setArg (key, val, arg) {
+        if (arg && flags.unknownFn && !argDefined(key, arg)) {
+            if (flags.unknownFn(arg) === false) return;
+        }
+
+        var value = !flags.strings[key] && isNumber(val)
+            ? Number(val) : val
+        ;
+        setKey(argv, key.split('.'), value);
+        
+        (aliases[key] || []).forEach(function (x) {
+            setKey(argv, x.split('.'), value);
+        });
+    }
+
+    function setKey (obj, keys, value) {
+        var o = obj;
+        keys.slice(0,-1).forEach(function (key) {
+            if (o[key] === undefined) o[key] = {};
+            o = o[key];
+        });
+
+        var key = keys[keys.length - 1];
+        if (o[key] === undefined || flags.bools[key] || typeof o[key] === 'boolean') {
+            o[key] = value;
+        }
+        else if (Array.isArray(o[key])) {
+            o[key].push(value);
+        }
+        else {
+            o[key] = [ o[key], value ];
+        }
+    }
+    
+    function aliasIsBoolean(key) {
+      return aliases[key].some(function (x) {
+          return flags.bools[x];
+      });
+    }
+
+    for (var i = 0; i < args.length; i++) {
+        var arg = args[i];
+        
+        if (/^--.+=/.test(arg)) {
+            // Using [\s\S] instead of . because js doesn't support the
+            // 'dotall' regex modifier. See:
+            // http://stackoverflow.com/a/1068308/13216
+            var m = arg.match(/^--([^=]+)=([\s\S]*)$/);
+            var key = m[1];
+            var value = m[2];
+            if (flags.bools[key]) {
+                value = value !== 'false';
+            }
+            setArg(key, value, arg);
+        }
+        else if (/^--no-.+/.test(arg)) {
+            var key = arg.match(/^--no-(.+)/)[1];
+            setArg(key, false, arg);
+        }
+        else if (/^--.+/.test(arg)) {
+            var key = arg.match(/^--(.+)/)[1];
+            var next = args[i + 1];
+            if (next !== undefined && !/^-/.test(next)
+            && !flags.bools[key]
+            && !flags.allBools
+            && (aliases[key] ? !aliasIsBoolean(key) : true)) {
+                setArg(key, next, arg);
+                i++;
+            }
+            else if (/^(true|false)$/.test(next)) {
+                setArg(key, next === 'true', arg);
+                i++;
+            }
+            else {
+                setArg(key, flags.strings[key] ? '' : true, arg);
+            }
+        }
+        else if (/^-[^-]+/.test(arg)) {
+            var letters = arg.slice(1,-1).split('');
+            
+            var broken = false;
+            for (var j = 0; j < letters.length; j++) {
+                var next = arg.slice(j+2);
+                
+                if (next === '-') {
+                    setArg(letters[j], next, arg)
+                    continue;
+                }
+                
+                if (/[A-Za-z]/.test(letters[j]) && /=/.test(next)) {
+                    setArg(letters[j], next.split('=')[1], arg);
+                    broken = true;
+                    break;
+                }
+                
+                if (/[A-Za-z]/.test(letters[j])
+                && /-?\d+(\.\d*)?(e-?\d+)?$/.test(next)) {
+                    setArg(letters[j], next, arg);
+                    broken = true;
+                    break;
+                }
+                
+                if (letters[j+1] && letters[j+1].match(/\W/)) {
+                    setArg(letters[j], arg.slice(j+2), arg);
+                    broken = true;
+                    break;
+                }
+                else {
+                    setArg(letters[j], flags.strings[letters[j]] ? '' : true, arg);
+                }
+            }
+            
+            var key = arg.slice(-1)[0];
+            if (!broken && key !== '-') {
+                if (args[i+1] && !/^(-|--)[^-]/.test(args[i+1])
+                && !flags.bools[key]
+                && (aliases[key] ? !aliasIsBoolean(key) : true)) {
+                    setArg(key, args[i+1], arg);
+                    i++;
+                }
+                else if (args[i+1] && /true|false/.test(args[i+1])) {
+                    setArg(key, args[i+1] === 'true', arg);
+                    i++;
+                }
+                else {
+                    setArg(key, flags.strings[key] ? '' : true, arg);
+                }
+            }
+        }
+        else {
+            if (!flags.unknownFn || flags.unknownFn(arg) !== false) {
+                argv._.push(
+                    flags.strings['_'] || !isNumber(arg) ? arg : Number(arg)
+                );
+            }
+            if (opts.stopEarly) {
+                argv._.push.apply(argv._, args.slice(i + 1));
+                break;
+            }
+        }
+    }
+    
+    Object.keys(defaults).forEach(function (key) {
+        if (!hasKey(argv, key.split('.'))) {
+            setKey(argv, key.split('.'), defaults[key]);
+            
+            (aliases[key] || []).forEach(function (x) {
+                setKey(argv, x.split('.'), defaults[key]);
+            });
+        }
+    });
+    
+    if (opts['--']) {
+        argv['--'] = new Array();
+        notFlags.forEach(function(key) {
+            argv['--'].push(key);
+        });
+    }
+    else {
+        notFlags.forEach(function(key) {
+            argv._.push(key);
+        });
+    }
+
+    return argv;
+};
+
+function hasKey (obj, keys) {
+    var o = obj;
+    keys.slice(0,-1).forEach(function (key) {
+        o = (o[key] || {});
+    });
+
+    var key = keys[keys.length - 1];
+    return key in o;
+}
+
+function isNumber (x) {
+    if (typeof x === 'number') return true;
+    if (/^0x[0-9a-f]+$/i.test(x)) return true;
+    return /^[-+]?(?:\d+(?:\.\d*)?|\.\d+)(e[-+]?\d+)?$/.test(x);
+}

package.json

+{
+  "name": "elxr",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC"
+}