Initial Drupal 11 with DDEV setup

web/core/modules/text/js/text.js

@@ -0,0 +1,73 @@
+/**
+ * @file
+ * Text behaviors.
+ */
+
+(function ($, Drupal) {
+  /**
+   * Auto-hide summary textarea if empty and show hide and unhide links.
+   *
+   * @type {Drupal~behavior}
+   *
+   * @prop {Drupal~behaviorAttach} attach
+   *   Attaches auto-hide behavior on `text-summary` events.
+   */
+  Drupal.behaviors.textSummary = {
+    attach(context, settings) {
+      once('text-summary', '.js-text-summary', context).forEach((summary) => {
+        const $widget = $(summary).closest('.js-text-format-wrapper');
+
+        const $summary = $widget.find('.js-text-summary-wrapper');
+        const $summaryLabel = $summary.find('label').eq(0);
+        const $full = $widget.children('.js-form-type-textarea');
+        let $fullLabel = $full.find('label').eq(0);
+
+        // Create a placeholder label when the field cardinality is greater
+        // than 1.
+        if ($fullLabel.length === 0) {
+          $fullLabel = $('<label></label>').prependTo($full);
+        }
+
+        // To ensure the summary toggle is shown in case the label is hidden
+        // (in multivalue fields in particular), show the label but hide
+        // the original text of the label.
+        if ($fullLabel.hasClass('visually-hidden')) {
+          $fullLabel.html(
+            (index, oldHtml) =>
+              `<span class="visually-hidden">${oldHtml}</span>`,
+          );
+          $fullLabel.removeClass('visually-hidden');
+        }
+
+        // Set up the edit/hide summary link.
+        const $link = $(
+          `<span class="field-edit-link"> (<button type="button" class="link link-edit-summary">${Drupal.t(
+            'Hide summary',
+          )}</button>)</span>`,
+        );
+        const $button = $link.find('button');
+        let toggleClick = true;
+        $link
+          .on('click', (e) => {
+            if (toggleClick) {
+              $summary.hide();
+              $button.html(Drupal.t('Edit summary'));
+              $link.appendTo($fullLabel);
+            } else {
+              $summary.show();
+              $button.html(Drupal.t('Hide summary'));
+              $link.appendTo($summaryLabel);
+            }
+            e.preventDefault();
+            toggleClick = !toggleClick;
+          })
+          .appendTo($summaryLabel);
+
+        // If no summary is set, hide the summary field.
+        if (summary.value === '') {
+          $link.trigger('click');
+        }
+      });
+    },
+  };
+})(jQuery, Drupal);