Fix condition 0

Signed-off-by: Maximilian Krög <[email protected]>

Author: MoonE

src/Components/Condition.php

@@ -153,7 +153,7 @@ public static function parse(Parser $parser, TokensList $list, array $options =
                 } else {
                     // The expression ended.
                     $expr->expr = trim($expr->expr);
-                    if (! empty($expr->expr)) {
+                    if ($expr->expr !== '') {
                         $ret[] = $expr;
                     }
 
@@ -214,7 +214,7 @@ public static function parse(Parser $parser, TokensList $list, array $options =
 
         // Last iteration was not processed.
         $expr->expr = trim($expr->expr);
-        if (! empty($expr->expr)) {
+        if ($expr->expr !== '') {
             $ret[] = $expr;
         }
 

tests/data/parser/parseWhere0.out

@@ -168,11 +168,23 @@
                 "columns": null,
                 "partition": null,
                 "where": [
+                    {
+                        "@type": "PhpMyAdmin\\SqlParser\\Components\\Condition",
+                        "identifiers": [],
+                        "isOperator": false,
+                        "expr": "0"
+                    },
                     {
                         "@type": "PhpMyAdmin\\SqlParser\\Components\\Condition",
                         "identifiers": [],
                         "isOperator": true,
                         "expr": "AND"
+                    },
+                    {
+                        "@type": "PhpMyAdmin\\SqlParser\\Components\\Condition",
+                        "identifiers": [],
+                        "isOperator": false,
+                        "expr": "0"
                     }
                 ],
                 "order": null,