fix: handle property hooks crash in ValidVariableNameSniff

src/Cdn77/Sniffs/NamingConventions/ValidVariableNameSniff.php

@@ -6,6 +6,7 @@
 
 use PHP_CodeSniffer\Files\File;
 use PHP_CodeSniffer\Sniffs\AbstractVariableSniff;
+use RuntimeException;
 
 use function assert;
 use function ltrim;
@@ -110,7 +111,13 @@ protected function processMemberVar(File $phpcsFile, $stackPtr): void
         $tokens = $phpcsFile->getTokens();
 
         $varName = ltrim($tokens[$stackPtr]['content'], '$');
-        $memberProps = $phpcsFile->getMemberProperties($stackPtr);
+
+        try {
+            $memberProps = $phpcsFile->getMemberProperties($stackPtr);
+        } catch (RuntimeException) {
+            return;
+        }
+
         if ($memberProps === []) {
             // Couldn't get any info about this variable, which
             // generally means it is invalid or possibly has a parse

tests/Sniffs/NamingConventions/data/ValidVariableNameSniffTest.inc

@@ -146,3 +146,25 @@ $var_name . $var_name;
 fn($_, $__, $_x) => true;
 
 $var = Potato::new();
+
+class PropertyHookClass
+{
+    private string|null $resolved = null;
+    private bool $isResolved = false;
+
+    public function __construct(
+        private readonly Closure $provider,
+    ) {
+    }
+
+    public string|null $hooked {
+        get {
+            if (! $this->isResolved) {
+                $this->resolved = ($this->provider)();
+                $this->isResolved = true;
+            }
+
+            return $this->resolved;
+        }
+    }
+}