TokensList::__construct() - Code Metrics - Inspection of "Sinri" - phpmyadmin/sql-parser - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Pull Request — master (#193)

unknown

created 2018-05-30 15:16 UTC

TokensList::__construct() A

↳ Parent: TokensList

Complexity

Conditions	3
Paths	3

Size

Total Lines	9
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	3

Importance

Changes

Metric	Value
dl	0
loc	9
ccs	6
cts	6
cp	1
rs	9.6666
c	0
b	0
f	0
cc	3
eloc	5
nc	3
nop	2
crap	3

<?php

/**
 * Defines an array of tokens and utility functions to iterate through it.
 */

namespace PhpMyAdmin\SqlParser;

/**
 * A structure representing a list of tokens.
 *
 * @category Tokens
 *
 * @license  https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
 */
class TokensList implements \ArrayAccess
{
    /**
     * The array of tokens.
     *
     * @var array|Token[]
     */
    public $tokens = array();

    /**
     * The count of tokens.
     *
     * @var int
     */
    public $count = 0;

    /**
     * The index of the next token to be returned.
     *
     * @var int
     */
    public $idx = 0;

    /**
     * Constructor.
     *
     * @param array $tokens the initial array of tokens
     * @param int   $count  the count of tokens in the initial array
     */
    public function __construct(array $tokens = array(), $count = -1)
    {
        if (!empty($tokens)) {
            $this->tokens = $tokens;
            if ($count === -1) {
                $this->count = count($tokens);
            }
        }
    }

    /**
     * Builds an array of tokens by merging their raw value.
     *
     * @param string|Token[]|TokensList $list the tokens to be built
     *
     * @return string
     */
    public static function build($list)
    {
        if (is_string($list)) {
            return $list;
        }

        if ($list instanceof self) {
            $list = $list->tokens;
        }

        $ret = '';
        if (is_array($list)) {
            foreach ($list as $tok) {
                $ret .= $tok->token;
            }
        }

        return $ret;
    }

    /**
     * Adds a new token.
     *
     * @param Token $token token to be added in list
     */
    public function add(Token $token)
    {
        $this->tokens[$this->count++] = $token;
    }

    /**
     * Gets the next token. Skips any irrelevant token (whitespaces and
     * comments).
     *
     * @return Token
     */
    public function getNext()
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if (($this->tokens[$this->idx]->type !== Token::TYPE_WHITESPACE)
                && ($this->tokens[$this->idx]->type !== Token::TYPE_COMMENT)
            ) {
                return $this->tokens[$this->idx++];
            }
        }

        return null;
    }

    /**
     * Gets the next token.
     *
     * @param int $type the type
     *
     * @return Token
     */
    public function getNextOfType($type)
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if ($this->tokens[$this->idx]->type === $type) {
                return $this->tokens[$this->idx++];
            }
        }

        return null;
    }

    /**
     * Gets the next token.
     *
     * @param int    $type  the type of the token
     * @param string $value the value of the token
     *
     * @return Token
     */
    public function getNextOfTypeAndValue($type, $value)
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if (($this->tokens[$this->idx]->type === $type)
                && ($this->tokens[$this->idx]->value === $value)
            ) {
                return $this->tokens[$this->idx++];
            }
        }

        return null;
    }

    /**
     * Sets an value inside the container.
     *
     * @param int   $offset the offset to be set
     * @param Token $value  the token to be saved
     */
    public function offsetSet($offset, $value)
    {
        if ($offset === null) {
            $this->tokens[$this->count++] = $value;
        } else {
            $this->tokens[$offset] = $value;
        }
    }

    /**
     * Gets a value from the container.
     *
     * @param int $offset the offset to be returned
     *
     * @return Token
     */
    public function offsetGet($offset)
    {
        return $offset < $this->count ? $this->tokens[$offset] : null;
    }

    /**
     * Checks if an offset was previously set.
     *
     * @param int $offset the offset to be checked
     *
     * @return bool
     */
    public function offsetExists($offset)
    {
        return $offset < $this->count;
    }

    /**
     * Unsets the value of an offset.
     *
     * @param int $offset the offset to be unset
     */
    public function offsetUnset($offset)
    {
        unset($this->tokens[$offset]);
        --$this->count;
        for ($i = $offset; $i < $this->count; ++$i) {
            $this->tokens[$i] = $this->tokens[$i + 1];
        }
        unset($this->tokens[$this->count]);
    }

    /**
     * Added by Sinri
     * @param int $index
     * @param Token $token
     */
    public function insertInto($index, $token)
    {
        //echo __METHOD__ . '@' . __LINE__ . ' type = ' . get_class($token) . PHP_EOL;
        array_splice($this->tokens, $index, 0, array($token));
        $this->count += 1;
    }
}


1		<?php
2
3		/**
4		* Defines an array of tokens and utility functions to iterate through it.
5		*/
6
7		namespace PhpMyAdmin\SqlParser;
8
9		/**
10		* A structure representing a list of tokens.
11		*
12		* @category Tokens
13		*
14		* @license https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
15		*/
16		class TokensList implements \ArrayAccess
17		{
18		/**
19		* The array of tokens.
20		*
21		* @var array\|Token[]
22		*/
23		public $tokens = array();
24
25		/**
26		* The count of tokens.
27		*
28		* @var int
29		*/
30		public $count = 0;
31
32		/**
33		* The index of the next token to be returned.
34		*
35		* @var int
36		*/
37		public $idx = 0;
38
39		/**
40		* Constructor.
41		*
42		* @param array $tokens the initial array of tokens
43		* @param int $count the count of tokens in the initial array
44		*/
45	391	public function __construct(array $tokens = array(), $count = -1)
46		{
47	391	if (!empty($tokens)) {
48	5	$this->tokens = $tokens;
49	5	if ($count === -1) {
50	5	$this->count = count($tokens);
51		}
52		}
53	391	}
54
55		/**
56		* Builds an array of tokens by merging their raw value.
57		*
58		* @param string\|Token[]\|TokensList $list the tokens to be built
59		*
60		* @return string
61		*/
62	7	public static function build($list)
63		{
64	7	if (is_string($list)) {
65	1	return $list;
66		}
67
68	6	if ($list instanceof self) {
69	1	$list = $list->tokens;
70		}
71
72	6	$ret = '';
73	6	if (is_array($list)) {
74	6	foreach ($list as $tok) {
75	6	$ret .= $tok->token;
76		}
77		}
78
79	6	return $ret;
80		}
81
82		/**
83		* Adds a new token.
84		*
85		* @param Token $token token to be added in list
86		*/
87	1	public function add(Token $token)
88		{
89	1	$this->tokens[$this->count++] = $token;
90	1	}
91
92		/**
93		* Gets the next token. Skips any irrelevant token (whitespaces and
94		* comments).
95		*
96		* @return Token
97		*/
98	12	public function getNext()
99		{
100	12	for (; $this->idx < $this->count; ++$this->idx) {
101	12	if (($this->tokens[$this->idx]->type !== Token::TYPE_WHITESPACE)
102	12	&& ($this->tokens[$this->idx]->type !== Token::TYPE_COMMENT)
103		) {
104	12	return $this->tokens[$this->idx++];
105		}
106		}
107
108	1	return null;
109		}
110
111		/**
112		* Gets the next token.
113		*
114		* @param int $type the type
115		*
116		* @return Token
117		*/
118	40	public function getNextOfType($type)
119		{
120	40	for (; $this->idx < $this->count; ++$this->idx) {
121	40	if ($this->tokens[$this->idx]->type === $type) {
122	40	return $this->tokens[$this->idx++];
123		}
124		}
125
126	2	return null;
127		}
128
129		/**
130		* Gets the next token.
131		*
132		* @param int $type the type of the token
133		* @param string $value the value of the token
134		*
135		* @return Token
136		*/
137	10	public function getNextOfTypeAndValue($type, $value)
138		{
139	10	for (; $this->idx < $this->count; ++$this->idx) {
140	10	if (($this->tokens[$this->idx]->type === $type)
141	10	&& ($this->tokens[$this->idx]->value === $value)
142		) {
143	9	return $this->tokens[$this->idx++];
144		}
145		}
146
147	2	return null;
148		}
149
150		/**
151		* Sets an value inside the container.
152		*
153		* @param int $offset the offset to be set
154		* @param Token $value the token to be saved
155		*/
156	1	public function offsetSet($offset, $value)
157		{
158	1	if ($offset === null) {
159	1	$this->tokens[$this->count++] = $value;
160		} else {
161	1	$this->tokens[$offset] = $value;
162		}
163	1	}
164
165		/**
166		* Gets a value from the container.
167		*
168		* @param int $offset the offset to be returned
169		*
170		* @return Token
171		*/
172	1	public function offsetGet($offset)
173		{
174	1	return $offset < $this->count ? $this->tokens[$offset] : null;
175		}
176
177		/**
178		* Checks if an offset was previously set.
179		*
180		* @param int $offset the offset to be checked
181		*
182		* @return bool
183		*/
184	1	public function offsetExists($offset)
185		{
186	1	return $offset < $this->count;
187		}
188
189		/**
190		* Unsets the value of an offset.
191		*
192		* @param int $offset the offset to be unset
193		*/
194	1	public function offsetUnset($offset)
195		{
196	1	unset($this->tokens[$offset]);
197	1	--$this->count;
198	1	for ($i = $offset; $i < $this->count; ++$i) {
199	1	$this->tokens[$i] = $this->tokens[$i + 1];
200		}
201	1	unset($this->tokens[$this->count]);
202	1	}
203
204		/**
205		* Added by Sinri
206		* @param int $index
207		* @param Token $token
208		*/
209	10	public function insertInto($index, $token)
210		{
211		//echo __METHOD__ . '@' . __LINE__ . ' type = ' . get_class($token) . PHP_EOL;
212	10	array_splice($this->tokens, $index, 0, array($token));
213	10	$this->count += 1;
214	10	}
215		}
216

phpmyadmin / sql-parser

Pull Request — master (#193)

TokensList::__construct() A

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