wmde / hamcrest-html-matchers

src/ComplexTagMatcher.php

Indentation +212 added lines, -212 removed lines

@@ -10,217 +10,217 @@
 
 class ComplexTagMatcher extends TagMatcher {
 
-	/**
-	 * @link http://www.xmlsoft.org/html/libxml-xmlerror.html#xmlParserErrors
-	 * @link https://github.com/Chronic-Dev/libxml2/blob/683f296a905710ff285c28b8644ef3a3d8be9486/include/libxml/xmlerror.h#L257
-	 */
-	const XML_UNKNOWN_TAG_ERROR_CODE = 801;
-
-	/**
-	 * @var string
-	 */
-	private $tagHtmlOutline;
-
-	/**
-	 * @var Matcher
-	 */
-	private $matcher;
-
-	/**
-	 * @param string $htmlOutline
-	 *
-	 * @return self
-	 */
-	public static function tagMatchingOutline( $htmlOutline ) {
-		return new self( $htmlOutline );
-	}
-
-	/**
-	 * @param string $tagHtmlRepresentation
-	 */
-	public function __construct( $tagHtmlRepresentation ) {
-		parent::__construct();
-
-		$this->tagHtmlOutline = $tagHtmlRepresentation;
-		$this->matcher = $this->createMatcherFromHtml( $tagHtmlRepresentation );
-	}
-
-	public function describeTo( Description $description ) {
-		$description->appendText( 'tag matching outline `' )
-			->appendText( $this->tagHtmlOutline )
-			->appendText( '` ' );
-	}
-
-	/**
-	 * @param \DOMElement $item
-	 * @param Description $mismatchDescription
-	 *
-	 * @return bool
-	 */
-	protected function matchesSafelyWithDiagnosticDescription( $item, Description $mismatchDescription ) {
-		$result = $this->matcher->matches( $item );
-		if ( !$result ) {
-			$mismatchDescription->appendText( 'was `' )
-				->appendText( $this->elementToString( $item ) )
-				->appendText( '`' );
-		}
-		return $result;
-	}
-
-	/**
-	 * @param string $htmlOutline
-	 *
-	 * @return Matcher
-	 */
-	private function createMatcherFromHtml( $htmlOutline ) {
-		$document = $this->parseHtml( $htmlOutline );
-		$targetTag = $this->getSingleTagFromThe( $document );
-
-		$this->assertTagDoesNotContainChildren( $targetTag );
-
-		$attributeMatchers = $this->createAttributeMatchers( $htmlOutline, $targetTag );
-		$classMatchers = $this->createClassMatchers( $targetTag );
-
-		return AllOf::allOf(
-			new TagNameMatcher( IsEqual::equalTo( $targetTag->tagName ) ),
-			call_user_func_array( [ AllOf::class, 'allOf' ], $attributeMatchers ),
-			call_user_func_array( [ AllOf::class, 'allOf' ], $classMatchers )
-		);
-	}
-
-	/**
-	 * @param \LibXMLError $error
-	 *
-	 * @return bool
-	 */
-	private function isUnknownTagError( \LibXMLError $error ) {
-		return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
-	}
-
-	/**
-	 * @param string $inputHtml
-	 * @param string $attributeName
-	 *
-	 * @return bool
-	 */
-	private function isBooleanAttribute( $inputHtml, $attributeName ) {
-		$quotedName = preg_quote( $attributeName, '/' );
-
-		$attributeHasValueAssigned = preg_match( "/\b{$quotedName}\s*=/ui", $inputHtml );
-		return !$attributeHasValueAssigned;
-	}
-
-	/**
-	 * @param string $html
-	 *
-	 * @return \DOMDocument
-	 * @throws \InvalidArgumentException
-	 */
-	private function parseHtml( $html ) {
-		$internalErrors = libxml_use_internal_errors( true );
-		$document = new \DOMDocument();
-
-		// phpcs:ignore Generic.PHP.NoSilencedErrors
-		if ( !@$document->loadHTML( $html ) ) {
-			throw new \InvalidArgumentException( "There was some parsing error of `$html`" );
-		}
-
-		$errors = libxml_get_errors();
-		libxml_clear_errors();
-		libxml_use_internal_errors( $internalErrors );
-
-		/** @var \LibXMLError $error */
-		foreach ( $errors as $error ) {
-			if ( $this->isUnknownTagError( $error ) ) {
-				continue;
-			}
-
-			throw new \InvalidArgumentException(
-				'There was parsing error: ' . trim( $error->message ) . ' on line ' . $error->line
-			);
-		}
-
-		return $document;
-	}
-
-	/**
-	 * @param \DOMDocument $document
-	 *
-	 * @return \DOMElement
-	 * @throws \InvalidArgumentException
-	 */
-	private function getSingleTagFromThe( \DOMDocument $document ) {
-		$directChildren = iterator_to_array( $document->documentElement->childNodes );
-
-		$body = array_shift( $directChildren );
-		$directChildren = iterator_to_array( $body->childNodes );
-
-		if ( count( $directChildren ) !== 1 ) {
-			throw new InvalidArgumentException(
-				'Expected exactly 1 tag description, got ' . count( $directChildren )
-			);
-		}
-
-		return $directChildren[0];
-	}
-
-	private function assertTagDoesNotContainChildren( \DOMElement $targetTag ) {
-		if ( $targetTag->childNodes->length > 0 ) {
-			throw new InvalidArgumentException( 'Nested elements are not allowed' );
-		}
-	}
-
-	/**
-	 * @param string $inputHtml
-	 * @param \DOMElement $targetTag
-	 *
-	 * @return AttributeMatcher[]
-	 */
-	private function createAttributeMatchers( $inputHtml, \DOMElement $targetTag ) {
-		$attributeMatchers = [];
-		/** @var \DOMAttr $attribute */
-		foreach ( $targetTag->attributes as $attribute ) {
-			if ( $attribute->name === 'class' ) {
-				continue;
-			}
-
-			$attributeMatcher = new AttributeMatcher( IsEqual::equalTo( $attribute->name ) );
-			if ( !$this->isBooleanAttribute( $inputHtml, $attribute->name ) ) {
-				$attributeMatcher = $attributeMatcher->havingValue( IsEqual::equalTo( $attribute->value ) );
-			}
-
-			$attributeMatchers[] = $attributeMatcher;
-		}
-		return $attributeMatchers;
-	}
-
-	/**
-	 * @param \DOMElement $targetTag
-	 *
-	 * @return ClassMatcher[]
-	 */
-	private function createClassMatchers( \DOMElement $targetTag ) {
-		$classMatchers = [];
-		$classValue = $targetTag->getAttribute( 'class' );
-		foreach ( explode( ' ', $classValue ) as $expectedClass ) {
-			if ( $expectedClass === '' ) {
-				continue;
-			}
-			$classMatchers[] = new ClassMatcher( IsEqual::equalTo( $expectedClass ) );
-		}
-		return $classMatchers;
-	}
-
-	/**
-	 * @param \DOMElement $element
-	 *
-	 * @return string
-	 */
-	private function elementToString( \DOMElement $element ) {
-		$newDocument = new \DOMDocument();
-		$cloned = $element->cloneNode( true );
-		$newDocument->appendChild( $newDocument->importNode( $cloned, true ) );
-		return trim( $newDocument->saveHTML() );
-	}
+    /**
+     * @link http://www.xmlsoft.org/html/libxml-xmlerror.html#xmlParserErrors
+     * @link https://github.com/Chronic-Dev/libxml2/blob/683f296a905710ff285c28b8644ef3a3d8be9486/include/libxml/xmlerror.h#L257
+     */
+    const XML_UNKNOWN_TAG_ERROR_CODE = 801;
+
+    /**
+     * @var string
+     */
+    private $tagHtmlOutline;
+
+    /**
+     * @var Matcher
+     */
+    private $matcher;
+
+    /**
+     * @param string $htmlOutline
+     *
+     * @return self
+     */
+    public static function tagMatchingOutline( $htmlOutline ) {
+        return new self( $htmlOutline );
+    }
+
+    /**
+     * @param string $tagHtmlRepresentation
+     */
+    public function __construct( $tagHtmlRepresentation ) {
+        parent::__construct();
+
+        $this->tagHtmlOutline = $tagHtmlRepresentation;
+        $this->matcher = $this->createMatcherFromHtml( $tagHtmlRepresentation );
+    }
+
+    public function describeTo( Description $description ) {
+        $description->appendText( 'tag matching outline `' )
+            ->appendText( $this->tagHtmlOutline )
+            ->appendText( '` ' );
+    }
+
+    /**
+     * @param \DOMElement $item
+     * @param Description $mismatchDescription
+     *
+     * @return bool
+     */
+    protected function matchesSafelyWithDiagnosticDescription( $item, Description $mismatchDescription ) {
+        $result = $this->matcher->matches( $item );
+        if ( !$result ) {
+            $mismatchDescription->appendText( 'was `' )
+                ->appendText( $this->elementToString( $item ) )
+                ->appendText( '`' );
+        }
+        return $result;
+    }
+
+    /**
+     * @param string $htmlOutline
+     *
+     * @return Matcher
+     */
+    private function createMatcherFromHtml( $htmlOutline ) {
+        $document = $this->parseHtml( $htmlOutline );
+        $targetTag = $this->getSingleTagFromThe( $document );
+
+        $this->assertTagDoesNotContainChildren( $targetTag );
+
+        $attributeMatchers = $this->createAttributeMatchers( $htmlOutline, $targetTag );
+        $classMatchers = $this->createClassMatchers( $targetTag );
+
+        return AllOf::allOf(
+            new TagNameMatcher( IsEqual::equalTo( $targetTag->tagName ) ),
+            call_user_func_array( [ AllOf::class, 'allOf' ], $attributeMatchers ),
+            call_user_func_array( [ AllOf::class, 'allOf' ], $classMatchers )
+        );
+    }
+
+    /**
+     * @param \LibXMLError $error
+     *
+     * @return bool
+     */
+    private function isUnknownTagError( \LibXMLError $error ) {
+        return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
+    }
+
+    /**
+     * @param string $inputHtml
+     * @param string $attributeName
+     *
+     * @return bool
+     */
+    private function isBooleanAttribute( $inputHtml, $attributeName ) {
+        $quotedName = preg_quote( $attributeName, '/' );
+
+        $attributeHasValueAssigned = preg_match( "/\b{$quotedName}\s*=/ui", $inputHtml );
+        return !$attributeHasValueAssigned;
+    }
+
+    /**
+     * @param string $html
+     *
+     * @return \DOMDocument
+     * @throws \InvalidArgumentException
+     */
+    private function parseHtml( $html ) {
+        $internalErrors = libxml_use_internal_errors( true );
+        $document = new \DOMDocument();
+
+        // phpcs:ignore Generic.PHP.NoSilencedErrors
+        if ( !@$document->loadHTML( $html ) ) {
+            throw new \InvalidArgumentException( "There was some parsing error of `$html`" );
+        }
+
+        $errors = libxml_get_errors();
+        libxml_clear_errors();
+        libxml_use_internal_errors( $internalErrors );
+
+        /** @var \LibXMLError $error */
+        foreach ( $errors as $error ) {
+            if ( $this->isUnknownTagError( $error ) ) {
+                continue;
+            }
+
+            throw new \InvalidArgumentException(
+                'There was parsing error: ' . trim( $error->message ) . ' on line ' . $error->line
+            );
+        }
+
+        return $document;
+    }
+
+    /**
+     * @param \DOMDocument $document
+     *
+     * @return \DOMElement
+     * @throws \InvalidArgumentException
+     */
+    private function getSingleTagFromThe( \DOMDocument $document ) {
+        $directChildren = iterator_to_array( $document->documentElement->childNodes );
+
+        $body = array_shift( $directChildren );
+        $directChildren = iterator_to_array( $body->childNodes );
+
+        if ( count( $directChildren ) !== 1 ) {
+            throw new InvalidArgumentException(
+                'Expected exactly 1 tag description, got ' . count( $directChildren )
+            );
+        }
+
+        return $directChildren[0];
+    }
+
+    private function assertTagDoesNotContainChildren( \DOMElement $targetTag ) {
+        if ( $targetTag->childNodes->length > 0 ) {
+            throw new InvalidArgumentException( 'Nested elements are not allowed' );
+        }
+    }
+
+    /**
+     * @param string $inputHtml
+     * @param \DOMElement $targetTag
+     *
+     * @return AttributeMatcher[]
+     */
+    private function createAttributeMatchers( $inputHtml, \DOMElement $targetTag ) {
+        $attributeMatchers = [];
+        /** @var \DOMAttr $attribute */
+        foreach ( $targetTag->attributes as $attribute ) {
+            if ( $attribute->name === 'class' ) {
+                continue;
+            }
+
+            $attributeMatcher = new AttributeMatcher( IsEqual::equalTo( $attribute->name ) );
+            if ( !$this->isBooleanAttribute( $inputHtml, $attribute->name ) ) {
+                $attributeMatcher = $attributeMatcher->havingValue( IsEqual::equalTo( $attribute->value ) );
+            }
+
+            $attributeMatchers[] = $attributeMatcher;
+        }
+        return $attributeMatchers;
+    }
+
+    /**
+     * @param \DOMElement $targetTag
+     *
+     * @return ClassMatcher[]
+     */
+    private function createClassMatchers( \DOMElement $targetTag ) {
+        $classMatchers = [];
+        $classValue = $targetTag->getAttribute( 'class' );
+        foreach ( explode( ' ', $classValue ) as $expectedClass ) {
+            if ( $expectedClass === '' ) {
+                continue;
+            }
+            $classMatchers[] = new ClassMatcher( IsEqual::equalTo( $expectedClass ) );
+        }
+        return $classMatchers;
+    }
+
+    /**
+     * @param \DOMElement $element
+     *
+     * @return string
+     */
+    private function elementToString( \DOMElement $element ) {
+        $newDocument = new \DOMDocument();
+        $cloned = $element->cloneNode( true );
+        $newDocument->appendChild( $newDocument->importNode( $cloned, true ) );
+        return trim( $newDocument->saveHTML() );
+    }
 
 }

Spacing +59 added lines, -59 removed lines

@@ -31,24 +31,24 @@ 
 	 *
 	 * @return self
 	 */
-	public static function tagMatchingOutline( $htmlOutline ) {
-		return new self( $htmlOutline );
+	public static function tagMatchingOutline($htmlOutline) {
+		return new self($htmlOutline);
 	}
 
 	/**
 	 * @param string $tagHtmlRepresentation
 	 */
-	public function __construct( $tagHtmlRepresentation ) {
+	public function __construct($tagHtmlRepresentation) {
 		parent::__construct();
 
 		$this->tagHtmlOutline = $tagHtmlRepresentation;
-		$this->matcher = $this->createMatcherFromHtml( $tagHtmlRepresentation );
+		$this->matcher = $this->createMatcherFromHtml($tagHtmlRepresentation);
 	}
 
-	public function describeTo( Description $description ) {
-		$description->appendText( 'tag matching outline `' )
-			->appendText( $this->tagHtmlOutline )
-			->appendText( '` ' );
+	public function describeTo(Description $description) {
+		$description->appendText('tag matching outline `')
+			->appendText($this->tagHtmlOutline)
+			->appendText('` ');
 	}
 
 	/**
@@ -57,12 +57,12 @@ 
 	 *
 	 * @return bool
 	 */
-	protected function matchesSafelyWithDiagnosticDescription( $item, Description $mismatchDescription ) {
-		$result = $this->matcher->matches( $item );
-		if ( !$result ) {
-			$mismatchDescription->appendText( 'was `' )
-				->appendText( $this->elementToString( $item ) )
-				->appendText( '`' );
+	protected function matchesSafelyWithDiagnosticDescription($item, Description $mismatchDescription) {
+		$result = $this->matcher->matches($item);
+		if (!$result) {
+			$mismatchDescription->appendText('was `')
+				->appendText($this->elementToString($item))
+				->appendText('`');
 		}
 		return $result;
 	}
@@ -72,19 +72,19 @@ 
 	 *
 	 * @return Matcher
 	 */
-	private function createMatcherFromHtml( $htmlOutline ) {
-		$document = $this->parseHtml( $htmlOutline );
-		$targetTag = $this->getSingleTagFromThe( $document );
+	private function createMatcherFromHtml($htmlOutline) {
+		$document = $this->parseHtml($htmlOutline);
+		$targetTag = $this->getSingleTagFromThe($document);
 
-		$this->assertTagDoesNotContainChildren( $targetTag );
+		$this->assertTagDoesNotContainChildren($targetTag);
 
-		$attributeMatchers = $this->createAttributeMatchers( $htmlOutline, $targetTag );
-		$classMatchers = $this->createClassMatchers( $targetTag );
+		$attributeMatchers = $this->createAttributeMatchers($htmlOutline, $targetTag);
+		$classMatchers = $this->createClassMatchers($targetTag);
 
 		return AllOf::allOf(
-			new TagNameMatcher( IsEqual::equalTo( $targetTag->tagName ) ),
-			call_user_func_array( [ AllOf::class, 'allOf' ], $attributeMatchers ),
-			call_user_func_array( [ AllOf::class, 'allOf' ], $classMatchers )
+			new TagNameMatcher(IsEqual::equalTo($targetTag->tagName)),
+			call_user_func_array([AllOf::class, 'allOf'], $attributeMatchers),
+			call_user_func_array([AllOf::class, 'allOf'], $classMatchers)
 		);
 	}
 
@@ -93,7 +93,7 @@ 
 	 *
 	 * @return bool
 	 */
-	private function isUnknownTagError( \LibXMLError $error ) {
+	private function isUnknownTagError(\LibXMLError $error) {
 		return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
 	}
 
@@ -103,10 +103,10 @@ 
 	 *
 	 * @return bool
 	 */
-	private function isBooleanAttribute( $inputHtml, $attributeName ) {
-		$quotedName = preg_quote( $attributeName, '/' );
+	private function isBooleanAttribute($inputHtml, $attributeName) {
+		$quotedName = preg_quote($attributeName, '/');
 
-		$attributeHasValueAssigned = preg_match( "/\b{$quotedName}\s*=/ui", $inputHtml );
+		$attributeHasValueAssigned = preg_match("/\b{$quotedName}\s*=/ui", $inputHtml);
 		return !$attributeHasValueAssigned;
 	}
 
@@ -116,27 +116,27 @@ 
 	 * @return \DOMDocument
 	 * @throws \InvalidArgumentException
 	 */
-	private function parseHtml( $html ) {
-		$internalErrors = libxml_use_internal_errors( true );
+	private function parseHtml($html) {
+		$internalErrors = libxml_use_internal_errors(true);
 		$document = new \DOMDocument();
 
 		// phpcs:ignore Generic.PHP.NoSilencedErrors
-		if ( !@$document->loadHTML( $html ) ) {
-			throw new \InvalidArgumentException( "There was some parsing error of `$html`" );
+		if (!@$document->loadHTML($html)) {
+			throw new \InvalidArgumentException("There was some parsing error of `$html`");
 		}
 
 		$errors = libxml_get_errors();
 		libxml_clear_errors();
-		libxml_use_internal_errors( $internalErrors );
+		libxml_use_internal_errors($internalErrors);
 
 		/** @var \LibXMLError $error */
-		foreach ( $errors as $error ) {
-			if ( $this->isUnknownTagError( $error ) ) {
+		foreach ($errors as $error) {
+			if ($this->isUnknownTagError($error)) {
 				continue;
 			}
 
 			throw new \InvalidArgumentException(
-				'There was parsing error: ' . trim( $error->message ) . ' on line ' . $error->line
+				'There was parsing error: ' . trim($error->message) . ' on line ' . $error->line
 			);
 		}
 
@@ -149,24 +149,24 @@ 
 	 * @return \DOMElement
 	 * @throws \InvalidArgumentException
 	 */
-	private function getSingleTagFromThe( \DOMDocument $document ) {
-		$directChildren = iterator_to_array( $document->documentElement->childNodes );
+	private function getSingleTagFromThe(\DOMDocument $document) {
+		$directChildren = iterator_to_array($document->documentElement->childNodes);
 
-		$body = array_shift( $directChildren );
-		$directChildren = iterator_to_array( $body->childNodes );
+		$body = array_shift($directChildren);
+		$directChildren = iterator_to_array($body->childNodes);
 
-		if ( count( $directChildren ) !== 1 ) {
+		if (count($directChildren) !== 1) {
 			throw new InvalidArgumentException(
-				'Expected exactly 1 tag description, got ' . count( $directChildren )
+				'Expected exactly 1 tag description, got ' . count($directChildren)
 			);
 		}
 
 		return $directChildren[0];
 	}
 
-	private function assertTagDoesNotContainChildren( \DOMElement $targetTag ) {
-		if ( $targetTag->childNodes->length > 0 ) {
-			throw new InvalidArgumentException( 'Nested elements are not allowed' );
+	private function assertTagDoesNotContainChildren(\DOMElement $targetTag) {
+		if ($targetTag->childNodes->length > 0) {
+			throw new InvalidArgumentException('Nested elements are not allowed');
 		}
 	}
 
@@ -176,17 +176,17 @@ 
 	 *
 	 * @return AttributeMatcher[]
 	 */
-	private function createAttributeMatchers( $inputHtml, \DOMElement $targetTag ) {
+	private function createAttributeMatchers($inputHtml, \DOMElement $targetTag) {
 		$attributeMatchers = [];
 		/** @var \DOMAttr $attribute */
-		foreach ( $targetTag->attributes as $attribute ) {
-			if ( $attribute->name === 'class' ) {
+		foreach ($targetTag->attributes as $attribute) {
+			if ($attribute->name === 'class') {
 				continue;
 			}
 
-			$attributeMatcher = new AttributeMatcher( IsEqual::equalTo( $attribute->name ) );
-			if ( !$this->isBooleanAttribute( $inputHtml, $attribute->name ) ) {
-				$attributeMatcher = $attributeMatcher->havingValue( IsEqual::equalTo( $attribute->value ) );
+			$attributeMatcher = new AttributeMatcher(IsEqual::equalTo($attribute->name));
+			if (!$this->isBooleanAttribute($inputHtml, $attribute->name)) {
+				$attributeMatcher = $attributeMatcher->havingValue(IsEqual::equalTo($attribute->value));
 			}
 
 			$attributeMatchers[] = $attributeMatcher;
@@ -199,14 +199,14 @@ 
 	 *
 	 * @return ClassMatcher[]
 	 */
-	private function createClassMatchers( \DOMElement $targetTag ) {
+	private function createClassMatchers(\DOMElement $targetTag) {
 		$classMatchers = [];
-		$classValue = $targetTag->getAttribute( 'class' );
-		foreach ( explode( ' ', $classValue ) as $expectedClass ) {
-			if ( $expectedClass === '' ) {
+		$classValue = $targetTag->getAttribute('class');
+		foreach (explode(' ', $classValue) as $expectedClass) {
+			if ($expectedClass === '') {
 				continue;
 			}
-			$classMatchers[] = new ClassMatcher( IsEqual::equalTo( $expectedClass ) );
+			$classMatchers[] = new ClassMatcher(IsEqual::equalTo($expectedClass));
 		}
 		return $classMatchers;
 	}
@@ -216,11 +216,11 @@ 
 	 *
 	 * @return string
 	 */
-	private function elementToString( \DOMElement $element ) {
+	private function elementToString(\DOMElement $element) {
 		$newDocument = new \DOMDocument();
-		$cloned = $element->cloneNode( true );
-		$newDocument->appendChild( $newDocument->importNode( $cloned, true ) );
-		return trim( $newDocument->saveHTML() );
+		$cloned = $element->cloneNode(true);
+		$newDocument->appendChild($newDocument->importNode($cloned, true));
+		return trim($newDocument->saveHTML());
 	}
 
 }

src/HtmlMatcher.php

Indentation +101 added lines, -101 removed lines

@@ -8,106 +8,106 @@
 
 class HtmlMatcher extends DiagnosingMatcher {
 
-	/**
-	 * @link http://www.xmlsoft.org/html/libxml-xmlerror.html#xmlParserErrors
-	 * @link https://github.com/Chronic-Dev/libxml2/blob/683f296a905710ff285c28b8644ef3a3d8be9486/include/libxml/xmlerror.h#L257
-	 */
-	const XML_UNKNOWN_TAG_ERROR_CODE = 801;
-
-	/**
-	 * @var Matcher
-	 */
-	private $elementMatcher;
-
-	/**
-	 * @param Matcher $elementMatcher
-	 *
-	 * @return self
-	 */
-	public static function htmlPiece( Matcher $elementMatcher = null ) {
-		return new static( $elementMatcher );
-	}
-
-	private function __construct( Matcher $elementMatcher = null ) {
-		$this->elementMatcher = $elementMatcher;
-	}
-
-	public function describeTo( Description $description ) {
-		$description->appendText( 'valid html piece ' );
-		if ( $this->elementMatcher ) {
-			$description->appendDescriptionOf( $this->elementMatcher );
-		}
-	}
-
-	/**
-	 * @param string $html
-	 * @param Description $mismatchDescription
-	 *
-	 * @return bool
-	 */
-	protected function matchesWithDiagnosticDescription( $html, Description $mismatchDescription ) {
-		$internalErrors = libxml_use_internal_errors( true );
-		$document = new \DOMDocument();
-
-		$html = $this->escapeScriptTagContents( $html );
-
-		// phpcs:ignore Generic.PHP.NoSilencedErrors
-		if ( !@$document->loadHTML( mb_convert_encoding( $html, 'HTML-ENTITIES', 'UTF-8' ) ) ) {
-			$mismatchDescription->appendText( 'there was some parsing error' );
-			return false;
-		}
-
-		$errors = libxml_get_errors();
-		libxml_clear_errors();
-		libxml_use_internal_errors( $internalErrors );
-
-		$result = true;
-		/** @var \LibXMLError $error */
-		foreach ( $errors as $error ) {
-			if ( $this->isUnknownTagError( $error ) ) {
-				continue;
-			}
-
-			$mismatchDescription->appendText( 'there was parsing error: ' )
-				->appendText( trim( $error->message ) )
-				->appendText( ' on line ' )
-				->appendText( $error->line );
-			$result = false;
-		}
-
-		if ( $result === false ) {
-			return $result;
-		}
-		$mismatchDescription->appendText( 'valid html piece ' );
-
-		if ( $this->elementMatcher ) {
-			$result = $this->elementMatcher->matches( $document );
-			$this->elementMatcher->describeMismatch( $document, $mismatchDescription );
-		}
-
-		$mismatchDescription->appendText( "\nActual html:\n" )->appendText( $html );
-
-		return $result;
-	}
-
-	/**
-	 * @param \LibXMLError $error
-	 *
-	 * @return bool
-	 */
-	private function isUnknownTagError( \LibXMLError $error ) {
-		return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
-	}
-
-	/**
-	 * @param string $html
-	 *
-	 * @return string HTML
-	 */
-	private function escapeScriptTagContents( $html ) {
-		return preg_replace_callback( '#(<script.*>)(.*)(</script>)#isU', function ( $matches ) {
-			return $matches[1] . str_replace( '</', '<\/', $matches[2] ) . $matches[3];
-		}, $html );
-	}
+    /**
+     * @link http://www.xmlsoft.org/html/libxml-xmlerror.html#xmlParserErrors
+     * @link https://github.com/Chronic-Dev/libxml2/blob/683f296a905710ff285c28b8644ef3a3d8be9486/include/libxml/xmlerror.h#L257
+     */
+    const XML_UNKNOWN_TAG_ERROR_CODE = 801;
+
+    /**
+     * @var Matcher
+     */
+    private $elementMatcher;
+
+    /**
+     * @param Matcher $elementMatcher
+     *
+     * @return self
+     */
+    public static function htmlPiece( Matcher $elementMatcher = null ) {
+        return new static( $elementMatcher );
+    }
+
+    private function __construct( Matcher $elementMatcher = null ) {
+        $this->elementMatcher = $elementMatcher;
+    }
+
+    public function describeTo( Description $description ) {
+        $description->appendText( 'valid html piece ' );
+        if ( $this->elementMatcher ) {
+            $description->appendDescriptionOf( $this->elementMatcher );
+        }
+    }
+
+    /**
+     * @param string $html
+     * @param Description $mismatchDescription
+     *
+     * @return bool
+     */
+    protected function matchesWithDiagnosticDescription( $html, Description $mismatchDescription ) {
+        $internalErrors = libxml_use_internal_errors( true );
+        $document = new \DOMDocument();
+
+        $html = $this->escapeScriptTagContents( $html );
+
+        // phpcs:ignore Generic.PHP.NoSilencedErrors
+        if ( !@$document->loadHTML( mb_convert_encoding( $html, 'HTML-ENTITIES', 'UTF-8' ) ) ) {
+            $mismatchDescription->appendText( 'there was some parsing error' );
+            return false;
+        }
+
+        $errors = libxml_get_errors();
+        libxml_clear_errors();
+        libxml_use_internal_errors( $internalErrors );
+
+        $result = true;
+        /** @var \LibXMLError $error */
+        foreach ( $errors as $error ) {
+            if ( $this->isUnknownTagError( $error ) ) {
+                continue;
+            }
+
+            $mismatchDescription->appendText( 'there was parsing error: ' )
+                ->appendText( trim( $error->message ) )
+                ->appendText( ' on line ' )
+                ->appendText( $error->line );
+            $result = false;
+        }
+
+        if ( $result === false ) {
+            return $result;
+        }
+        $mismatchDescription->appendText( 'valid html piece ' );
+
+        if ( $this->elementMatcher ) {
+            $result = $this->elementMatcher->matches( $document );
+            $this->elementMatcher->describeMismatch( $document, $mismatchDescription );
+        }
+
+        $mismatchDescription->appendText( "\nActual html:\n" )->appendText( $html );
+
+        return $result;
+    }
+
+    /**
+     * @param \LibXMLError $error
+     *
+     * @return bool
+     */
+    private function isUnknownTagError( \LibXMLError $error ) {
+        return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
+    }
+
+    /**
+     * @param string $html
+     *
+     * @return string HTML
+     */
+    private function escapeScriptTagContents( $html ) {
+        return preg_replace_callback( '#(<script.*>)(.*)(</script>)#isU', function ( $matches ) {
+            return $matches[1] . str_replace( '</', '<\/', $matches[2] ) . $matches[3];
+        }, $html );
+    }
 
 }

Spacing +30 added lines, -30 removed lines

@@ -24,18 +24,18 @@ 
 	 *
 	 * @return self
 	 */
-	public static function htmlPiece( Matcher $elementMatcher = null ) {
-		return new static( $elementMatcher );
+	public static function htmlPiece(Matcher $elementMatcher = null) {
+		return new static($elementMatcher);
 	}
 
-	private function __construct( Matcher $elementMatcher = null ) {
+	private function __construct(Matcher $elementMatcher = null) {
 		$this->elementMatcher = $elementMatcher;
 	}
 
-	public function describeTo( Description $description ) {
-		$description->appendText( 'valid html piece ' );
-		if ( $this->elementMatcher ) {
-			$description->appendDescriptionOf( $this->elementMatcher );
+	public function describeTo(Description $description) {
+		$description->appendText('valid html piece ');
+		if ($this->elementMatcher) {
+			$description->appendDescriptionOf($this->elementMatcher);
 		}
 	}
 
@@ -45,47 +45,47 @@ 
 	 *
 	 * @return bool
 	 */
-	protected function matchesWithDiagnosticDescription( $html, Description $mismatchDescription ) {
-		$internalErrors = libxml_use_internal_errors( true );
+	protected function matchesWithDiagnosticDescription($html, Description $mismatchDescription) {
+		$internalErrors = libxml_use_internal_errors(true);
 		$document = new \DOMDocument();
 
-		$html = $this->escapeScriptTagContents( $html );
+		$html = $this->escapeScriptTagContents($html);
 
 		// phpcs:ignore Generic.PHP.NoSilencedErrors
-		if ( !@$document->loadHTML( mb_convert_encoding( $html, 'HTML-ENTITIES', 'UTF-8' ) ) ) {
-			$mismatchDescription->appendText( 'there was some parsing error' );
+		if (!@$document->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'))) {
+			$mismatchDescription->appendText('there was some parsing error');
 			return false;
 		}
 
 		$errors = libxml_get_errors();
 		libxml_clear_errors();
-		libxml_use_internal_errors( $internalErrors );
+		libxml_use_internal_errors($internalErrors);
 
 		$result = true;
 		/** @var \LibXMLError $error */
-		foreach ( $errors as $error ) {
-			if ( $this->isUnknownTagError( $error ) ) {
+		foreach ($errors as $error) {
+			if ($this->isUnknownTagError($error)) {
 				continue;
 			}
 
-			$mismatchDescription->appendText( 'there was parsing error: ' )
-				->appendText( trim( $error->message ) )
-				->appendText( ' on line ' )
-				->appendText( $error->line );
+			$mismatchDescription->appendText('there was parsing error: ')
+				->appendText(trim($error->message))
+				->appendText(' on line ')
+				->appendText($error->line);
 			$result = false;
 		}
 
-		if ( $result === false ) {
+		if ($result === false) {
 			return $result;
 		}
-		$mismatchDescription->appendText( 'valid html piece ' );
+		$mismatchDescription->appendText('valid html piece ');
 
-		if ( $this->elementMatcher ) {
-			$result = $this->elementMatcher->matches( $document );
-			$this->elementMatcher->describeMismatch( $document, $mismatchDescription );
+		if ($this->elementMatcher) {
+			$result = $this->elementMatcher->matches($document);
+			$this->elementMatcher->describeMismatch($document, $mismatchDescription);
 		}
 
-		$mismatchDescription->appendText( "\nActual html:\n" )->appendText( $html );
+		$mismatchDescription->appendText("\nActual html:\n")->appendText($html);
 
 		return $result;
 	}
@@ -95,7 +95,7 @@ 
 	 *
 	 * @return bool
 	 */
-	private function isUnknownTagError( \LibXMLError $error ) {
+	private function isUnknownTagError(\LibXMLError $error) {
 		return $error->code === self::XML_UNKNOWN_TAG_ERROR_CODE;
 	}
 
@@ -104,10 +104,10 @@ 
 	 *
 	 * @return string HTML
 	 */
-	private function escapeScriptTagContents( $html ) {
-		return preg_replace_callback( '#(<script.*>)(.*)(</script>)#isU', function ( $matches ) {
-			return $matches[1] . str_replace( '</', '<\/', $matches[2] ) . $matches[3];
-		}, $html );
+	private function escapeScriptTagContents($html) {
+		return preg_replace_callback('#(<script.*>)(.*)(</script>)#isU', function($matches) {
+			return $matches[1] . str_replace('</', '<\/', $matches[2]) . $matches[3];
+		}, $html);
 	}
 
 }