src/Plugin/Field/DateRecurOccurrencesComputed.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Field;
 

src/Plugin/Field/FieldFormatter/DateRecurBasicFormatter.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Field\FieldFormatter;
 

src/Plugin/Field/FieldType/DateRecurFieldItemList.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Field\FieldType;
 
@@ -203,7 +203,7 @@ class DateRecurFieldItemList extends DateRangeFieldItemList {
     if ($hasDefaultDateTimeZone && ($hasDefaultStartDateType || $hasDefaultEndDateType)) {
       $storageFormat = $definition->getSetting('datetime_type') == DateRecurItem::DATETIME_TYPE_DATE ? DateRecurItem::DATE_STORAGE_FORMAT : DateRecurItem::DATETIME_STORAGE_FORMAT;
 
-      // Instruct 'value' and 'end_value' to convert from the localised time
+      // Instruct 'value' and 'end_value' to convert from the localized time
       // zone to UTC.
       $formatSettings = ['timezone' => DateTimeItemInterface::STORAGE_TIMEZONE];
 

src/Plugin/Field/FieldType/DateRecurItem.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Field\FieldType;
 
@@ -321,8 +321,8 @@ class DateRecurItem extends DateRangeItem {
     // Original parts container.
     $values = NestedArray::getValue($form_state->getValues(), $element['#parents']);
 
-    // Remove the original parts values so they dont get saved in same structure
-    // as the form.
+    // Remove the original parts values so they don't get saved in same
+    // structure as the form.
     NestedArray::unsetValue($form_state->getValues(), $element['#parents']);
 
     $parts = [];

src/Plugin/Field/FieldWidget/DateRecurBasicWidget.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Field\FieldWidget;
 
@@ -41,7 +41,7 @@ class DateRecurBasicWidget extends DateRangeDefaultWidget {
     $element['#theme'] = 'date_recur_basic_widget';
     $element['#element_validate'][] = [$this, 'validateRrule'];
 
-    // ::createDefaultValue isnt given enough context about the field item, so
+    // ::createDefaultValue isn't given enough context about the field item, so
     // override its functions here.
     $element['value']['#default_value'] = $element['end_value']['#default_value'] = NULL;
     $element['value']['#date_timezone'] = $element['end_value']['#date_timezone'] = NULL;

src/Plugin/Validation/Constraint/DateRecurRruleConstraint.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 

src/Plugin/Validation/Constraint/DateRecurRruleConstraintValidator.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 

src/Plugin/Validation/Constraint/DateRecurRulePartConstraint.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 

src/Plugin/Validation/Constraint/DateRecurRulePartConstraintValidator.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 
@@ -64,7 +64,7 @@ class DateRecurRulePartConstraintValidator extends ConstraintValidator {
         $frequencyLabel = $frequencyLabels[$frequency] ?? $frequency;
         $this->context->addViolation($constraint->disallowedFrequency, ['%frequency' => $frequencyLabel]);
 
-        // If the frequency isn't supported then dont continue validating its
+        // If the frequency isn't supported then don't continue validating its
         // parts as it creates redundant violations.
         continue;
       }

src/Plugin/Validation/Constraint/DateRecurTimeZoneConstraint.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 

src/Plugin/Validation/Constraint/DateRecurTimeZoneConstraintValidator.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\Validation\Constraint;
 

src/Plugin/views/field/DateRecurDate.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\views\field;
 

src/Plugin/views/filter/DateRecurFilter.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Plugin\views\filter;
 
@@ -179,7 +179,7 @@ class DateRecurFilter extends FilterPluginBase {
       '#default_value' => $this->options['value_granularity'],
     ];
 
-    $minDefault = isset($this->options['value_min']) ? DrupalDateTime::createFromFormat(\DATE_ISO8601, $this->options['value_min']) : NULL;
+    $minDefault = isset($this->options['value_min']) ? DrupalDateTime::createFromFormat('Y-m-d\TH:i:sO', $this->options['value_min']) : NULL;
     $form['value_minimum'] = [
       '#title' => $this->t('Minimum date'),
       '#description' => $this->t('Minimum date to use. If a larger granularity than <em>seconds</em> is chosen, this date will be rounded off. For example if this date and time is in September 2018 but the granularity is <em>year</em>, then the minimum year would be 2018.'),
@@ -187,7 +187,7 @@ class DateRecurFilter extends FilterPluginBase {
       '#default_value' => $minDefault,
     ];
 
-    $maxDefault = isset($this->options['value_max']) ? DrupalDateTime::createFromFormat(\DATE_ISO8601, $this->options['value_max']) : NULL;
+    $maxDefault = isset($this->options['value_max']) ? DrupalDateTime::createFromFormat('Y-m-d\TH:i:sO', $this->options['value_max']) : NULL;
     $form['value_maximum'] = [
       '#title' => $this->t('Maximum date'),
       '#description' => $this->t('Maximum date to use. If a larger granularity than <em>seconds</em> is chosen, this date will be rounded off. For example if this date and time is in September 2018 but the granularity is <em>year</em>, then the maximum year would be 2018.'),
@@ -208,12 +208,12 @@ class DateRecurFilter extends FilterPluginBase {
     /** @var \Drupal\Core\Datetime\DrupalDateTime $min|null */
     $min = $form_state->getValue(['options', 'value_minimum']);
     $min?->setTimezone($utc);
-    $this->options['value_min'] = $min?->format(\DATE_ISO8601);
+    $this->options['value_min'] = $min?->format('Y-m-d\TH:i:sO');
 
     /** @var \Drupal\Core\Datetime\DrupalDateTime $max|null */
     $max = $form_state->getValue(['options', 'value_maximum']);
     $max?->setTimezone($utc);
-    $this->options['value_max'] = $max?->format(\DATE_ISO8601);
+    $this->options['value_max'] = $max?->format('Y-m-d\TH:i:sO');
   }
 
   /**
@@ -237,10 +237,10 @@ class DateRecurFilter extends FilterPluginBase {
 
     /** @var string|null $optionValueMin */
     $optionValueMin = $pluginOptions['value_min'];
-    $valueMin = isset($optionValueMin) ? \DateTime::createFromFormat(\DATE_ISO8601, $optionValueMin) : NULL;
+    $valueMin = isset($optionValueMin) ? \DateTime::createFromFormat('Y-m-d\TH:i:sO', $optionValueMin) : NULL;
     /** @var string|null $optionValueMax */
     $optionValueMax = $pluginOptions['value_max'];
-    $valueMax = isset($optionValueMax) ? \DateTime::createFromFormat(\DATE_ISO8601, $optionValueMax) : NULL;
+    $valueMax = isset($optionValueMax) ? \DateTime::createFromFormat('Y-m-d\TH:i:sO', $optionValueMax) : NULL;
 
     $granularityFormatsMap = DateRecurGranularityMap::GRANULARITY_DATE_FORMATS;
     $format = $granularityFormatsMap[$granularity];

src/Rl/RlDateRecurRule.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Rl;
 

src/Rl/RlHelper.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur\Rl;
 
@@ -26,7 +26,7 @@ class RlHelper implements DateRecurHelperInterface {
   protected RSet $set;
 
   /**
-   * The time zone used to normalise other date objects.
+   * The time zone used to normalize other date objects.
    *
    * @var \DateTimeZone
    */
@@ -176,7 +176,7 @@ class RlHelper implements DateRecurHelperInterface {
   /**
    * {@inheritdoc}
    */
-  public function getOccurrences(\DateTimeInterface $rangeStart = NULL, ?\DateTimeInterface $rangeEnd = NULL, ?int $limit = NULL): array {
+  public function getOccurrences(?\DateTimeInterface $rangeStart = NULL, ?\DateTimeInterface $rangeEnd = NULL, ?int $limit = NULL): array {
     if ($this->isInfinite() && !isset($rangeEnd) && !isset($limit)) {
       throw new \InvalidArgumentException('An infinite rule must have a date or count limit.');
     }
@@ -207,7 +207,7 @@ class RlHelper implements DateRecurHelperInterface {
    */
   public function getExcluded(): array {
     // Implementation normally returns the same time zone as the EXDATE from the
-    // rule string, normalise it here.
+    // rule string, normalize it here.
     return array_map(
       fn (\DateTime $date): \DateTime => $date->setTimezone($this->timeZone),
       $this->set->getExDates(),

templates/date-recur-basic-formatter.html.twig

@@ -24,7 +24,7 @@
 {% endif %}
 
 {% if interpretation -%}
-  <div class="date-recur-interpretaton">{{ interpretation }}</div>
+  <div class="date-recur-interpretation">{{ interpretation }}</div>
 {% endif %}
 
 {% if is_recurring and occurrences|length > 0 %}

tests/modules/date_recur_basic_widget_test/date_recur_basic_widget_test.module

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 /**
  * @file

tests/modules/date_recur_entity_test/src/Entity/DrEntityTest.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur_entity_test\Entity;
 

tests/modules/date_recur_entity_test/src/Entity/DrEntityTestRev.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur_entity_test\Entity;
 

tests/modules/date_recur_entity_test/src/Entity/DrEntityTestSingleCardinality.php

 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Drupal\date_recur_entity_test\Entity;