IsTypeOf.php
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

IsTypeOf.php
View Options

	<?php
	namespace Hamcrest\Core;

	/*
	Copyright (c) 2010 hamcrest.org
	*/
	use Hamcrest\BaseMatcher;
	use Hamcrest\Description;

	/**
	* Tests whether the value has a built-in type.
	*/
	class IsTypeOf extends BaseMatcher
	{

	private $_theType;

	/**
	* Creates a new instance of IsTypeOf
	*
	* @param string $theType
	* The predicate evaluates to true for values with this built-in type.
	*/
	public function __construct($theType)
	{
	$this->_theType = strtolower($theType);
	}

	public function matches($item)
	{
	return strtolower(gettype($item)) == $this->_theType;
	}

	public function describeTo(Description $description)
	{
	$description->appendText(self::getTypeDescription($this->_theType));
	}

	public function describeMismatch($item, Description $description)
	{
	if ($item === null) {
	$description->appendText('was null');
	} else {
	$description->appendText('was ')
	->appendText(self::getTypeDescription(strtolower(gettype($item))))
	->appendText(' ')
	->appendValue($item)
	;
	}
	}

	public static function getTypeDescription($type)
	{
	if ($type == 'null') {
	return 'null';
	}

	return (strpos('aeiou', substr($type, 0, 1)) === false ? 'a ' : 'an ')
	. $type;
	}

	/**
	* Is the value a particular built-in type?
	*
	* @factory
	*/
	public static function typeOf($theType)
	{
	return new self($theType);
	}
	}