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File: / PHP/ Depend/ Parser/ FunctionNameParserImpl.php

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text/plain

Last Author

mapi

Version

1196

Line	Rev.	Author	Source
1	1088	mapi	<?php
2	↓	mapi	/**
3	↓	mapi	* This file is part of PHP_Depend.
4	↓	mapi	*
5	↓	mapi	* PHP Version 5
6	↓	mapi	*
7	↓	mapi	* Copyright (c) 2008-2010, Manuel Pichler <mapi@pdepend.org>.
8	↓	mapi	* All rights reserved.
9	↓	mapi	*
10	↓	mapi	* Redistribution and use in source and binary forms, with or without
11	↓	mapi	* modification, are permitted provided that the following conditions
12	↓	mapi	* are met:
13	↓	mapi	*
14	↓	mapi	* * Redistributions of source code must retain the above copyright
15	↓	mapi	* notice, this list of conditions and the following disclaimer.
16	↓	mapi	*
17	↓	mapi	* * Redistributions in binary form must reproduce the above copyright
18	↓	mapi	* notice, this list of conditions and the following disclaimer in
19	↓	mapi	* the documentation and/or other materials provided with the
20	↓	mapi	* distribution.
21	↓	mapi	*
22	↓	mapi	* * Neither the name of Manuel Pichler nor the names of his
23	↓	mapi	* contributors may be used to endorse or promote products derived
24	↓	mapi	* from this software without specific prior written permission.
25	↓	mapi	*
26	↓	mapi	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27	↓	mapi	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28	↓	mapi	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
29	↓	mapi	* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
30	↓	mapi	* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
31	↓	mapi	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
32	↓	mapi	* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
33	↓	mapi	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
34	↓	mapi	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35	↓	mapi	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
36	↓	mapi	* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37	↓	mapi	* POSSIBILITY OF SUCH DAMAGE.
38	↓	mapi	*
39	↓	mapi	* @category PHP
40	↓	mapi	* @package PHP_Depend
41	↓	mapi	* @subpackage Parser
42	↓	mapi	* @author Manuel Pichler <mapi@pdepend.org>
43	↓	mapi	* @copyright 2008-2010 Manuel Pichler. All rights reserved.
44	↓	mapi	* @license http://www.opensource.org/licenses/bsd-license.php BSD License
45	↓	mapi	* @version SVN: $Id$
46	↓	mapi	* @link http://www.pdepend.org/
47	↓	mapi	*/
48	↓	mapi
49	↓	mapi	require_once 'PHP/Depend/Parser/FunctionNameParser.php';
50	↓	mapi	require_once 'PHP/Depend/Parser/TokenStreamEndException.php';
51	↓	mapi	require_once 'PHP/Depend/Parser/UnexpectedTokenException.php';
52	↓	mapi
53	↓	mapi	/**
54	↓	mapi	* Default implementation of the function name parser. This implementation is
55	↓	mapi	* not fixed to a special php version and its keywords.
56	↓	mapi	*
57	↓	mapi	* @category PHP
58	↓	mapi	* @package PHP_Depend
59	↓	mapi	* @subpackage Parser
60	↓	mapi	* @author Manuel Pichler <mapi@pdepend.org>
61	↓	mapi	* @copyright 2008-2010 Manuel Pichler. All rights reserved.
62	↓	mapi	* @license http://www.opensource.org/licenses/bsd-license.php BSD License
63	↓	mapi	* @version Release: @package_version@
64	↓	mapi	* @link http://www.pdepend.org/
65	↓	mapi	*/
66	↓	mapi	class PHP_Depend_Parser_FunctionNameParserImpl
67	↓	mapi	implements PHP_Depend_Parser_FunctionNameParser
68	↓	mapi	{
69	↓	mapi	/**
70	↓	mapi	* The used tokenizer instance.
71	↓	mapi	*
72	↓	mapi	* @var PHP_Depend_TokenizerI
73	↓	mapi	*/
74	↓	mapi	private $_tokenizer = null;
75	↓	mapi
76	↓	mapi	/**
77	↓	mapi	* The used token stack.
78	↓	mapi	*
79	↓	mapi	* @var PHP_Depend_Parser_TokenStack
80	↓	mapi	*/
81	↓	mapi	private $_tokenStack = null;
82	↓	mapi
83	1089	mapi	/**
84	↓	mapi	* Setter method for the context tokenizer instance.
85	↓	mapi	*
86	↓	mapi	* @param PHP_Depend_TokenizerI $tokenizer The context tokenizer.
87	↓	mapi	*
88	↓	mapi	* @return void
89	↓	mapi	*/
90	1088	mapi	public function setTokenizer(PHP_Depend_TokenizerI $tokenizer)
91	↓	mapi	{
92	↓	mapi	$this->_tokenizer = $tokenizer;
93	↓	mapi	}
94	↓	mapi
95	1089	mapi	/**
96	↓	mapi	* Setter method for the context token stack instance.
97	↓	mapi	*
98	↓	mapi	* @param PHP_Depend_Parser_TokenStack $tokenStack The context token stack
99	↓	mapi	*
100	↓	mapi	* @return void
101	↓	mapi	*/
102	1088	mapi	public function setTokenStack(PHP_Depend_Parser_TokenStack $tokenStack)
103	↓	mapi	{
104	↓	mapi	$this->_tokenStack = $tokenStack;
105	↓	mapi	}
106	↓	mapi
107	↓	mapi	/**
108	↓	mapi	* Parses a function name from the given tokenizer and returns the string
109	↓	mapi	* literal representing the function name. If no valid token exists in the
110	↓	mapi	* token stream, this method will throw an exception.
111	↓	mapi	*
112	↓	mapi	* @return string
113	↓	mapi	* @throws PHP_Depend_Parser_UnexpectedTokenException When the next available
114	↓	mapi	* token does not represent a valid php function name.
115	↓	mapi	* @throws PHP_Depend_Parser_TokenStreamEndException When there is no next
116	↓	mapi	* token available in the given token stream.
117	↓	mapi	*/
118	↓	mapi	public function parse()
119	↓	mapi	{
120	↓	mapi	switch ($this->_tokenizer->peek()) {
121	↓	mapi
122	↓	mapi	case PHP_Depend_TokenizerI::T_STRING:
123	↓	mapi	case PHP_Depend_TokenizerI::T_USE:
124	↓	mapi	case PHP_Depend_TokenizerI::T_GOTO:
125	↓	mapi	case PHP_Depend_TokenizerI::T_NULL:
126	↓	mapi	case PHP_Depend_TokenizerI::T_SELF:
127	↓	mapi	case PHP_Depend_TokenizerI::T_TRUE:
128	↓	mapi	case PHP_Depend_TokenizerI::T_FALSE:
129	↓	mapi	case PHP_Depend_TokenizerI::T_NAMESPACE:
130	↓	mapi	case PHP_Depend_TokenizerI::T_DIR:
131	↓	mapi	case PHP_Depend_TokenizerI::T_NS_C:
132	↓	mapi	case PHP_Depend_TokenizerI::T_PARENT:
133	↓	mapi	$token = $this->_tokenizer->next();
134	↓	mapi	$this->_tokenStack->add($token);
135	↓	mapi
136	↓	mapi	return $token->image;
137	↓	mapi
138	↓	mapi	case PHP_Depend_TokenizerI::T_EOF:
139	1090	mapi	throw new PHP_Depend_Parser_TokenStreamEndException($this->_tokenizer);
140	1088	mapi	}
141	1196	mapi	throw new PHP_Depend_Parser_UnexpectedTokenException(
142	↓	mapi	$this->_tokenizer->next(),
143	↓	mapi	$this->_tokenizer->getSourceFile()
144	↓	mapi	);
145	1088	mapi	}
146	↓	mapi	}