remove php 7 conditional check

Author: jrushlow

src/Console/MigrationDiffFilteredOutput.php

@@ -14,9 +14,9 @@
 use Symfony\Component\Console\Formatter\OutputFormatterInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 
-if (\PHP_VERSION_ID < 80000
-    // look for the "string|iterable" type on OutputInterface::write()
-    || !(new \ReflectionMethod(OutputInterface::class, 'write'))->getParameters()[0]->getType()) {
+// look for the "string|iterable" type on OutputInterface::write()
+// @legacy - Use MigrationDiffFilteredOutput_php8 when Symfony 5.4 is no longer supported
+if (!(new \ReflectionMethod(OutputInterface::class, 'write'))->getParameters()[0]->getType()) {
     class MigrationDiffFilteredOutput implements OutputInterface
     {
         use BaseMakerMigrationDiffFilteredOuputTrait;
@@ -47,13 +47,12 @@ public function setDecorated($decorated)
 
 trait BaseMakerMigrationDiffFilteredOuputTrait
 {
-    private $output;
-    private $buffer = '';
-    private $previousLineWasRemoved = false;
+    private string $buffer = '';
+    private bool $previousLineWasRemoved = false;
 
-    public function __construct(OutputInterface $output)
-    {
-        $this->output = $output;
+    public function __construct(
+        private OutputInterface $output,
+    ) {
     }
 
     public function _write($messages, bool $newline = false, $options = 0)
@@ -144,7 +143,7 @@ private function filterMessages($messages, bool $newLine)
 
             $this->previousLineWasRemoved = false;
             foreach ($hiddenPhrases as $hiddenPhrase) {
-                if (false !== strpos($message, $hiddenPhrase)) {
+                if (str_contains($message, $hiddenPhrase)) {
                     $this->previousLineWasRemoved = true;
                     unset($messages[$key]);