[Fix] Silence warnings (nunomaduro#253)

* Fix: When getting tokens, silence php warnings in case file is corrupt

* Fix: Silence sniff processor php warnings

* Style: Exclude silenced errors file from sniff

Author: olivernybroe

phpinsights.php

@@ -4,6 +4,7 @@
 
 use NunoMaduro\PhpInsights\Domain\Sniffs\ForbiddenSetterSniff;
 use PHP_CodeSniffer\Standards\Generic\Sniffs\Files\LineLengthSniff;
+use PHP_CodeSniffer\Standards\Generic\Sniffs\PHP\NoSilencedErrorsSniff;
 use SlevomatCodingStandard\Sniffs\TypeHints\DisallowMixedTypeHintSniff;
 
 return [
@@ -60,6 +61,12 @@
                 'src/Domain/Details.php',
             ],
         ],
+        NoSilencedErrorsSniff::class => [
+            'exclude' => [
+                'src/Domain/Analyser.php',
+                'src/Domain/File.php',
+            ],
+        ],
     ],
 
 ];

src/Domain/Analyser.php

@@ -71,7 +71,7 @@ public function analyse(string $dir, array $files): Collector
     private function analyseFile(Collector $collector, string $filename): void
     {
         $buffer = (string) \file_get_contents($filename);
-        $tokens = \token_get_all($buffer);
+        $tokens = @\token_get_all($buffer);
         $numTokens = \count($tokens);
 
         unset($buffer);

src/Domain/File.php

@@ -112,7 +112,7 @@ public function process(): void
                 $this->reportActiveSniffClass($sniff);
 
                 try {
-                    $sniff->process($this, $stackPtr);
+                    @$sniff->process($this, $stackPtr);
                 } catch (\Throwable $e) {
                     $this->addError('Unparsable php code: syntax error or wrong phpdocs.', $stackPtr, $token['code']);
                 }