Function getTreeQuick

src/js/git/headless.js:95–100

(commandStr, getTreePromise)

// horrible hack so we can just quickly get a tree string for async git
// operations, aka for git demonstration views
var getTreeQuick = function(commandStr, getTreePromise) {
  var headless = new HeadlessGit();
  headless.sendCommand(commandStr).then(function() {
    getTreePromise.resolve(headless.gitEngine.exportTree());
  });
};

HeadlessGit.prototype.sendCommand = function(value, entireCommandPromise) {
  var chain = Promise.resolve();