Resolve 8.5 deprecation

Author: sunkan

src/PhpFile.php

@@ -83,7 +83,7 @@ public function save(string $directory): bool
 
 	protected function addObject(PhpClass|PhpTrait|PhpInterface $class, string $type): static
 	{
-		if ($this->classes->contains($class->getIdentifier())) {
+		if ($this->classes->offsetExists($class->getIdentifier())) {
 			throw new DuplicateValue(sprintf(
 				'A %s of the name (%s) does already exist.',
 				$type,
@@ -145,16 +145,16 @@ public function addUse(Identifier|string $identifier, ?string $alias = null): se
 		if ($alias) {
 			$identifier->setAlias($alias);
 		}
-		if (!$this->use->contains($identifier)) {
-			$this->use->attach($identifier);
+		if (!$this->use->offsetExists($identifier)) {
+			$this->use->offsetSet($identifier);
 		}
 
 		return $this;
 	}
 
 	public function hasClass(Identifier|string $identifier): bool
 	{
-		return $this->classes->contains(Identifier::fromUnknown($identifier));
+		return $this->classes->offsetExists(Identifier::fromUnknown($identifier));
 	}
 
 	public function hasFunction(Identifier|string $identifier): bool

src/PhpTrait.php

@@ -84,7 +84,7 @@ public function getUses(): array
 	 */
 	public function addConstant(PhpConstant $constant): static
 	{
-		if ($this->constants->contains($constant->getIdentifier())) {
+		if ($this->constants->offsetExists($constant->getIdentifier())) {
 			throw new DuplicateValue(sprintf(
 				'A constant of the name (%s) does already exist.',
 				$constant->getIdentifier()->getName(),
@@ -131,7 +131,7 @@ public function addVariable(PhpVariable $variable, bool $createGetterSetter = fa
 	 */
 	public function addMethod(PhpMethod $method): static
 	{
-		if ($this->methods->contains($method->getIdentifier())) {
+		if ($this->methods->offsetExists($method->getIdentifier())) {
 			throw new DuplicateValue(sprintf(
 				'A method of the name (%s) is already defined.',
 				$method->getIdentifier()->getName(),
@@ -160,7 +160,7 @@ public function replaceMethod(Identifier|string $identifier, PhpMethod $method):
 	public function hasVariable(Identifier|string $identifier): bool
 	{
 		$identifier = Identifier::fromUnknown($identifier);
-		return $this->variables->contains($identifier);
+		return $this->variables->offsetExists($identifier);
 	}
 
 	/**
@@ -169,7 +169,7 @@ public function hasVariable(Identifier|string $identifier): bool
 	public function hasMethod(Identifier|string $identifier): bool
 	{
 		$identifier = Identifier::fromUnknown($identifier);
-		return $this->methods->contains($identifier);
+		return $this->methods->offsetExists($identifier);
 	}
 
 	/**
@@ -178,7 +178,7 @@ public function hasMethod(Identifier|string $identifier): bool
 	public function hasConstant(Identifier|string $identifier): bool
 	{
 		$identifier = Identifier::fromUnknown($identifier);
-		return $this->constants->contains($identifier);
+		return $this->constants->offsetExists($identifier);
 	}
 
 	public function getVariable(Identifier|string $identifier): ?PhpVariable