Merge branch '3517724-number-prop-validate' into '2.0.x'

Issue #3517724 by grimreaper: Number prop: validate in normalize

See merge request !367

src/Plugin/UiPatterns/PropType/NumberPropType.php

@@ -46,6 +46,14 @@ class NumberPropType extends PropTypePluginBase {
     if (NULL === $value) {
       return NULL;
     }
+
+    if (isset($definition['minimum']) && ($value < $definition['minimum'])) {
+      return NULL;
+    }
+    if (isset($definition['maximum']) && ($value > $definition['maximum'])) {
+      return NULL;
+    }
+
     $type = (is_array($definition) && isset($definition['type'])) ? $definition['type'] : NULL;
     if (($type === 'integer') || (is_array($type) && !in_array('number', $type, TRUE) && in_array('integer', $type, TRUE))) {
       return (int) $value;