Improve (and unify) parameter name

Author: sebastianbergmann

src/Detector/Strategy/SuffixTree/AbstractToken.php

@@ -30,5 +30,5 @@ abstract public function __toString(): string;
 
     abstract public function hashCode(): int;
 
-    abstract public function equals(self $obj): bool;
+    abstract public function equals(self $other): bool;
 }

src/Detector/Strategy/SuffixTree/Sentinel.php

@@ -40,9 +40,9 @@ public function hashCode(): int
         return $this->hash;
     }
 
-    public function equals(AbstractToken $obj): bool
+    public function equals(AbstractToken $other): bool
     {
         // Original code uses physical object equality, not present in PHP.
-        return $obj instanceof self;
+        return $other instanceof self;
     }
 }

src/Detector/Strategy/SuffixTree/Token.php

@@ -35,8 +35,8 @@ public function hashCode(): int
         return crc32($this->content);
     }
 
-    public function equals(AbstractToken $token): bool
+    public function equals(AbstractToken $other): bool
     {
-        return $token->hashCode() === $this->hashCode();
+        return $other->hashCode() === $this->hashCode();
     }
 }