Craig Condon
87 lines
2.0 KiB
JavaScript
Executable File
87 lines
2.0 KiB
JavaScript
Executable File
var spawn = require('child_process').spawn;
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exports.plugin = function(cli)
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{
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/**
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* goal = dead simple and painless.
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*/
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cli.exec = function(command, args, ops, callback)
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{
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if(typeof args == 'function')
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{
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callback = args;
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args = [];
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ops = {};
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}
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else
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if(!(args instanceof Array))
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{
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callback = ops;
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ops = args;
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args = [];
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}
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if(typeof ops == 'function')
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{
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callback = ops;
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ops = {};
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}
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//no callbacks? THEY MUST EXIST!!!!
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if(!callback) callback = ops.callback || ops;
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var callbacks = {};
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if(typeof callback != 'function')
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{
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callbacks = callback;
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}
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if(!callbacks.error) callbacks.error = function(){};
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if(!callbacks.exit) callbacks.exit = function(){};
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if(!callbacks.data) callbacks.data = function(){};
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var procOps = {
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cwd: ops.cwd,
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env: ops.env,
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customFds: ops.customFds
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};
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var proc = spawn(command, ops.args || args, procOps), errors = [], buffer = [];
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proc.stdout.on('data', function(data)
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{
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buffer.push(data);
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callbacks.data(data);
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});
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proc.stderr.on('data', function(data)
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{
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errors.push(data);
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callbacks.error(data);
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});
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proc.on('exit', function(code)
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{
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if(typeof callback == 'function')
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{
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callback(errors.length ? errors.join(' ') : false, buffer.length ? buffer.join(' ') : false);
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}
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else
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if(callbacks.exit)
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{
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callbacks.exit(code);
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}
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});
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}
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} |