45 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
var util = require('./util');
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var Q = require('q');
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var spawn = require('child_process').spawn;
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var readline = require('readline');
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module.exports = function(gulp, plugins, config) {
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  return function() {
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    return isInstalled().then(function(installed) {
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      if (!installed) {
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        return util.processToPromise(spawn(config.pub,
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          ['global', 'activate', config.packageName, '--no-executables'], {
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          stdio: 'inherit'
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        }));
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      }
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    }).then(function() {
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      return util.processToPromise(spawn(config.pub, ['global', 'run'].concat(config.args), {
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        stdio: 'inherit'
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      }));
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    });
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  };
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  function isInstalled() {
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    var subProcess = spawn(config.pub, ['global', 'list'], {
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      // inherit stdin and stderr, but filter stdout
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      stdio: [process.stdin, 'pipe', process.stderr]
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    });
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    var rl = readline.createInterface({
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      input: subProcess.stdout,
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      output: process.stdout,
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      terminal: false
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    });
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    var found = false;
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    rl.on('line', function(line) {
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      if (line.indexOf(config.packageName) !== -1) {
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        found = true;
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      }
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      console.log(line);
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    });
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    return util.processToPromise(subProcess).then( function() {
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      return found;
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    });
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  }
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};
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