fix: exception message in ToolMetadataException (#265)

Author: chr-hertel

src/Chain/Toolbox/Exception/ToolMetadataException.php

@@ -11,7 +11,7 @@ final class ToolMetadataException extends InvalidArgumentException implements Ex
 {
     public static function invalidReference(mixed $reference): self
     {
-        return new self(sprintf('The reference "%s" is not a valid as tool.', $reference));
+        return new self(sprintf('The reference "%s" is not a valid tool.', $reference));
     }
 
     public static function missingAttribute(string $className): self

tests/Chain/Toolbox/MetadataFactory/ChainFactoryTest.php

@@ -43,7 +43,7 @@ protected function setUp(): void
     public function testGetMetadataNotExistingClass(): void
     {
         $this->expectException(ToolMetadataException::class);
-        $this->expectExceptionMessage('The reference "NoClass" is not a valid as tool.');
+        $this->expectExceptionMessage('The reference "NoClass" is not a valid tool.');
 
         iterator_to_array($this->factory->getMetadata('NoClass'));
     }

tests/Chain/Toolbox/MetadataFactory/MemoryFactoryTest.php

@@ -31,7 +31,7 @@ final class MemoryFactoryTest extends TestCase
     public function getMetadataWithoutTools(): void
     {
         $this->expectException(ToolMetadataException::class);
-        $this->expectExceptionMessage('The reference "SomeClass" is not a valid as tool.');
+        $this->expectExceptionMessage('The reference "SomeClass" is not a valid tool.');
 
         $factory = new MemoryFactory();
         iterator_to_array($factory->getMetadata('SomeClass')); // @phpstan-ignore-line Yes, this class does not exist

tests/Chain/Toolbox/MetadataFactory/ReflectionFactoryTest.php

@@ -41,7 +41,7 @@ protected function setUp(): void
     public function invalidReferenceNonExistingClass(): void
     {
         $this->expectException(ToolMetadataException::class);
-        $this->expectExceptionMessage('The reference "invalid" is not a valid as tool.');
+        $this->expectExceptionMessage('The reference "invalid" is not a valid tool.');
 
         iterator_to_array($this->factory->getMetadata('invalid')); // @phpstan-ignore-line Yes, this class does not exist
     }