Fix #459

Author: mevdschee

src/Tqdev/PhpCrudApi/Record/Condition/Condition.php

@@ -33,6 +33,9 @@ public static function fromString(ReflectedTable $table, String $value): Conditi
         if (count($parts) < 2) {
             return null;
         }
+        if (count($parts) < 3) {
+            $parts[2] = '';
+        }
         $field = $table->getColumn($parts[0]);
         $command = $parts[1];
         $negate = false;

tests/functional/001_records/055_filter_category_on_null_icon.log

@@ -5,3 +5,11 @@ Content-Type: application/json
 Content-Length: 94
 
 {"records":[{"id":1,"name":"announcement","icon":null},{"id":2,"name":"article","icon":null}]}
+===
+GET /records/categories?filter=icon,is
+===
+200
+Content-Type: application/json
+Content-Length: 94
+
+{"records":[{"id":1,"name":"announcement","icon":null},{"id":2,"name":"article","icon":null}]}