paco/dist/helpers/git.js

Node package development/distribution utility kit

'use strict';

var exec = require('child_process').exec;
var Q = require('q');

module.exports.isCleanState = function () {
  var opts = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];

  var ignorePatterns = opts.ignorePatterns || [/^$/];

  return Q.promise(function (resolve, reject) {
    exec('git status -s .', function (err, stdout) {
      if (err) {
        return reject(err);
      }

      var changedFiles = stdout.split('\n');
      var uncommitedFiles = changedFiles.filter(function (file) {
        return ignorePatterns.map(function (pattern) {
          return pattern.test(file);
        }).filter(function (shouldIgnore) {
          return shouldIgnore === false;
        }).length;
      }).filter(function (file) {
        return file.trim();
      });

      resolve(uncommitedFiles.length === 0);
    });
  });
};