Calling GoCode from Atom

gistfile1.js

var BufferedProcess = require("atom").BufferedProcess;

module.exports = {
  activate: function(state) {
    me = this;
    atom.workspaceView.command("golang:find-line-def", function(){
      me.findLineDef()
    });
  },

  findLineDef: function(){
    editor = atom.workspace.activePaneItem;
    cursor = editor.getCursorBufferPosition();
    fileOffset = editor.getBuffer().characterIndexForPosition(cursor)

    complete = new BufferedProcess({
      command: "/Users/antonio/go/bin/gocode",
      args: ['-f=json','autocomplete', fileOffset],
      options: {
          stdio: "pipe",
      },
      stdout: function(x) {console.log("out", x); },
      stderr: function(x) {console.log("out", x); }
    })
    foo.process.stdin.write(atom.workspace.activePaneItem.buffer.cachedText);
    foo.process.stdin.end();
  }
}