PSR12.Files.DeclareStatement - bow out when parse error detected

src/Standards/PSR12/Sniffs/Files/DeclareStatementSniff.php

@@ -110,6 +110,12 @@ public function process(File $phpcsFile, $stackPtr)
 
  // There should be no space between equal sign and directive value.
  $value = $phpcsFile->findNext(T_WHITESPACE, ($equals + 1), null, true);
+
+ if ($value === false) {
+ // Live coding / parse error.
+ return;
+ }
+
  if ($equals !== false) {
  if ($tokens[($equals + 1)]['type'] !== 'T_LNUMBER') {
  $error = 'Expected no space between equal sign and the directive value in a declare statement';

src/Standards/PSR12/Tests/Files/DeclareStatementUnitTest.2.inc

@@ -0,0 +1,3 @@
+<?php
+// Safeguard sniff handles parse error/live coding correctly.
+declare(strict_types=

src/Standards/PSR12/Tests/Files/DeclareStatementUnitTest.php

@@ -26,35 +26,42 @@ final class DeclareStatementUnitTest extends AbstractSniffUnitTest
  * The key of the array should represent the line number and the value
  * should represent the number of errors that should occur on that line.
  *
+ * @param string $testFile The name of the file being tested.
+ *
  * @return array<int, int>
  */
- public function getErrorList()
+ public function getErrorList($testFile='')
  {
- return [
- 2 => 1,
- 3 => 1,
- 4 => 1,
- 5 => 2,
- 6 => 1,
- 7 => 1,
- 9 => 2,
- 10 => 1,
- 11 => 3,
- 12 => 2,
- 13 => 1,
- 14 => 2,
- 16 => 3,
- 19 => 3,
- 22 => 1,
- 24 => 1,
- 26 => 3,
- 28 => 3,
- 34 => 2,
- 43 => 1,
- 46 => 1,
- 47 => 1,
- 49 => 1,
- ];
+ switch ($testFile) {
+ case 'DeclareStatementUnitTest.1.inc':
+ return [
+ 2 => 1,
+ 3 => 1,
+ 4 => 1,
+ 5 => 2,
+ 6 => 1,
+ 7 => 1,
+ 9 => 2,
+ 10 => 1,
+ 11 => 3,
+ 12 => 2,
+ 13 => 1,
+ 14 => 2,
+ 16 => 3,
+ 19 => 3,
+ 22 => 1,
+ 24 => 1,
+ 26 => 3,
+ 28 => 3,
+ 34 => 2,
+ 43 => 1,
+ 46 => 1,
+ 47 => 1,
+ 49 => 1,
+ ];
+ default:
+ return [];
+ }//end switch
 
  }//end getErrorList()