Check composer requirements on Travis

Author: lookyman

Diff for: .travis.yml

@@ -11,3 +11,6 @@ before_script:
   - if [ "$dependencies" = "highest" ]; then composer update --no-interaction; fi;
 script:
   - vendor/bin/phing
+  - >
+    wget https://github.com/maglnet/ComposerRequireChecker/releases/download/0.2.1/composer-require-checker.phar
+    && php composer-require-checker.phar check composer.json

Diff for: src/Type/BeberleiAssert/AssertThatAllType.php

@@ -20,7 +20,7 @@ public function __construct(
 		Type $valueType
 	)
 	{
-		parent::__construct(\Assert\AssertionChain::class);
+		parent::__construct('Assert\AssertionChain');
 		$this->valueExpr = $valueExpr;
 		$this->valueType = $valueType;
 	}

Diff for: src/Type/BeberleiAssert/AssertThatDynamicMethodReturnTypeExtension.php

@@ -9,7 +9,7 @@ class AssertThatDynamicMethodReturnTypeExtension implements \PHPStan\Type\Dynami
 
 	public function getClass(): string
 	{
-		return \Assert\Assert::class;
+		return 'Assert\Assert';
 	}
 
 	public function isStaticMethodSupported(\PHPStan\Reflection\MethodReflection $methodReflection): bool

Diff for: src/Type/BeberleiAssert/AssertThatNullOrType.php

@@ -20,7 +20,7 @@ public function __construct(
 		Type $valueType
 	)
 	{
-		parent::__construct(\Assert\AssertionChain::class);
+		parent::__construct('Assert\AssertionChain');
 		$this->valueExpr = $valueExpr;
 		$this->valueType = $valueType;
 	}

Diff for: src/Type/BeberleiAssert/AssertThatType.php

@@ -20,7 +20,7 @@ public function __construct(
 		Type $valueType
 	)
 	{
-		parent::__construct(\Assert\AssertionChain::class);
+		parent::__construct('Assert\AssertionChain');
 		$this->valueExpr = $valueExpr;
 		$this->valueType = $valueType;
 	}

Diff for: src/Type/BeberleiAssert/AssertTypeSpecifyingExtension.php

@@ -24,7 +24,7 @@ public function setTypeSpecifier(TypeSpecifier $typeSpecifier): void
 
 	public function getClass(): string
 	{
-		return \Assert\Assertion::class;
+		return 'Assert\Assertion';
 	}
 
 	public function isStaticMethodSupported(

Diff for: src/Type/BeberleiAssert/AssertionChainDynamicReturnTypeExtension.php

@@ -11,7 +11,7 @@ class AssertionChainDynamicReturnTypeExtension implements \PHPStan\Type\DynamicM
 
 	public function getClass(): string
 	{
-		return \Assert\AssertionChain::class;
+		return 'Assert\AssertionChain';
 	}
 
 	public function isMethodSupported(MethodReflection $methodReflection): bool

Diff for: src/Type/BeberleiAssert/AssertionChainTypeSpecifyingExtension.php

@@ -23,7 +23,7 @@ public function setTypeSpecifier(TypeSpecifier $typeSpecifier): void
 
 	public function getClass(): string
 	{
-		return \Assert\AssertionChain::class;
+		return 'Assert\AssertionChain';
 	}
 
 	public function isMethodSupported(