include mixins - var my_roles_string = JSON.stringify(roles); - var my_already_defined_roles = JSON.stringify(already_defined_roles); form(class="form-horizontal subroot full_height", id="form-roleeditor") .new_flex_zero(style="padding-bottom: 20px;") .container-fluid h4 Namen für den Dienst angeben input(type="hidden", name="role_uid", id="role_uid", value="#{role_uid}") button(class="btn btn-success btn-sm", type="submit", id="submit_button") span(class="glyphicon glyphicon-ok", aria-hidden="true") span span Übernehmen button(class="btn btn-warning btn-sm", type="button", onclick="goto_mainpage();") span(class="glyphicon glyphicon-remove-circle", aria-hidden="true") span span Abbrechen .new_flex_one .container-fluid .form-group label(for='role_name', class="col-sm-2 control-label") Name .col-sm-10 input(type="text", name="role_name", id="role_name", class="col-sm-12 typeahead form-control", data-role_is_unique="bar", value="#{role_name}", required) .help-block.with-errors script. var substringMatcher = function(strs) { return function findMatches(q, cb) { var matches, substringRegex; // an array that will be populated with substring matches matches = []; // regex used to determine if a string contains the substring `q` substrRegex = new RegExp(q, 'i'); // iterate through the pool of strings and for any string that // contains the substring `q`, add it to the `matches` array $.each(strs, function(i, str) { if (substrRegex.test(str)) { matches.push(str); } }); cb(matches); }; }; var roles = !{my_roles_string}; $("#role_name").typeahead({ hint: true, highlight: true, minLength: 0 }, { name: 'roles', source: substringMatcher(roles) }); $('#form-roleeditor').validator({ custom: { role_is_unique: function(el) { var already_defined_roles = !{my_already_defined_roles}; for(idx in already_defined_roles) { if(already_defined_roles[idx] === $("#role_name").val()) return "Ein Dienst mit gleichem Namen existiert bereits; bitte wählen Sie einen anderen Namen!"; } } } }).on('submit', function(e) { if( ! e.isDefaultPrevented() ) { e.preventDefault(); var data = { name : $("#role_name").val(), uid : $("#role_uid").val() }; switch("#{type}") { case "add": pcal_pentry_edit_manager.event_add_role(data); break; case "edit": pcal_pentry_edit_manager.event_edit_role(data); break; } } });