FIX Don't throw unknown column error when list is empty

Author: beerbohmdo

src/ORM/EagerLoadedList.php

@@ -485,28 +485,40 @@ public function find($key, $value): ?DataObject
 
     public function filter(...$args): static
     {
-        $filters = $this->normaliseFilterArgs($args, __FUNCTION__);
         $list = clone $this;
-        $list->rows = $this->getMatches($filters);
+
+        if ($list->rows) {
+            $filters = $list->normaliseFilterArgs($args, __FUNCTION__);
+            $list->rows = $this->getMatches($filters);
+        }
+
         return $list;
     }
 
     public function filterAny(...$args): static
     {
-        $filters = $this->normaliseFilterArgs($args, __FUNCTION__);
         $list = clone $this;
-        $list->rows = $this->getMatches($filters, true);
+
+        if ($list->rows) {
+            $filters = $list->normaliseFilterArgs($args, __FUNCTION__);
+            $list->rows = $this->getMatches($filters, true);
+        }
+
         return $list;
     }
 
     public function exclude(...$args): static
     {
-        $filters = $this->normaliseFilterArgs($args, __FUNCTION__);
-        $toRemove = $this->getMatches($filters);
         $list = clone $this;
-        foreach ($toRemove as $id => $row) {
-            unset($list->rows[$id]);
+
+        if ($list->rows) {
+            $filters = $list->normaliseFilterArgs($args, __FUNCTION__);
+            $toRemove = $list->getMatches($filters);
+            foreach ($toRemove as $id => $row) {
+                unset($list->rows[$id]);
+            }
         }
+
         return $list;
     }
 
@@ -517,12 +529,16 @@ public function exclude(...$args): static
      */
     public function excludeAny(...$args): static
     {
-        $filters = $this->normaliseFilterArgs($args, __FUNCTION__);
-        $toRemove = $this->getMatches($filters, true);
         $list = clone $this;
-        foreach ($toRemove as $id => $row) {
-            unset($list->rows[$id]);
+
+        if ($list->rows) {
+            $filters = $list->normaliseFilterArgs($args, __FUNCTION__);
+            $toRemove = $list->getMatches($filters, true);
+            foreach ($toRemove as $id => $row) {
+                unset($list->rows[$id]);
+            }
         }
+
         return $list;
     }