Function getDependencyGraph

docs/tests/v2/es6/js/sanddance.js:25838–25909

(_ref2)

function getDependencyGraph(_ref2) {
  var modules = _ref2.modules,
      level = _ref2.level,
      moduleMap = _ref2.moduleMap,
      moduleDepth = _ref2.moduleDepth;

  if (level >= 5) {
    throw new Error('Possible loop in shader dependency graph');
  } // Update level on all current modules


  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = modules[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var module = _step.value;
      moduleMap[module.name] = module;

      if (moduleDepth[module.name] === undefined || moduleDepth[module.name] < level) {
        moduleDepth[module.name] = level;
      }
    } // Recurse

  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return != null) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  var _iteratorNormalCompletion2 = true;
  var _didIteratorError2 = false;
  var _iteratorError2 = undefined;

  try {
    for (var _iterator2 = modules[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
      var _module = _step2.value;

      if (_module.dependencies) {
        getDependencyGraph({
          modules: _module.dependencies,
          level: level + 1,
          moduleMap: moduleMap,
          moduleDepth: moduleDepth
        });
      }
    }
  } catch (err) {