var applyChanges = function()

in Dataset/JS/AngularCalendar/calendar.js [146:172]

• 25 lines of code
• 5 McCabe index (conditional complexity)

                var applyChanges = function (newTokens, oldTokens) {
                    var i;
                    var token;
                    var replacedTokens = {};
                    var removedTokens = subtractAsSets(oldTokens, newTokens);
                    for (i = 0; i < removedTokens.length; i++) {
                        var removedToken = removedTokens[i];
                        var el = map[removedToken];
                        delete map[removedToken];
                        var newToken = tokenFn(el);
                        // if the element wasn't removed but simply got a new token, its old token will be different from the current one
                        if (newToken === removedToken) {
                            self.onRemoved(el);
                        } else {
                            replacedTokens[newToken] = removedToken;
                            self.onChanged(el);
                        }
                    }

                    var addedTokens = subtractAsSets(newTokens, oldTokens);
                    for (i = 0; i < addedTokens.length; i++) {
                        token = addedTokens[i];
                        if (!replacedTokens[token]) {
                            self.onAdded(map[token]);
                        }
                    }
                };