JsonReader::getPath() - Code Metrics - Inspection of "Merge pull request #27 from tebru/add-path-to-writ..." - tebru/gson-php - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 95373b...dd07b4 )

by Nate

created 2018-08-07 05:21 UTC

JsonReader::getPath() A

↳ Parent: Project

Complexity

Conditions	4
Paths	4

Size

Total Lines	19
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
eloc	9
nc	4
nop	0
dl	0
loc	19
ccs	10
cts	10
cp	1
crap	4
rs	9.9666
c	0
b	0
f	0

<?php
/*
 * Copyright (c) Nate Brunette.
 * Distributed under the MIT License (http://opensource.org/licenses/MIT)
 */

declare(strict_types=1);

namespace Tebru\Gson\Internal;

use Tebru\Gson\Exception\JsonSyntaxException;
use Tebru\Gson\JsonReadable;
use Tebru\Gson\ReaderContext;
use Tebru\Gson\JsonToken;

/**
 * Class JsonReader
 *
 * @author Nate Brunette <[email protected]>
 */
abstract class JsonReader implements JsonReadable
{
    use JsonPath;

    /**
     * A stack representing the next element to be consumed
     *
     * @var array
     */
    protected $stack = [null];

    /**
     * An array of types that map to the position in the stack
     *
     * @var array
     */
    protected $stackTypes = [JsonToken::END_DOCUMENT];

    /**
     * The current size of the stack
     *
     * @var int
     */
    protected $stackSize = 1;

    /**
     * The original payload
     *
     * @var mixed
     */
    protected $payload;

    /**
     * Runtime context to be used while reading
     *
     * @var ReaderContext
     */
    protected $context;

    /**
     * Consumes the next token and asserts it's the end of an array
     *
     * @return void
     */
    public function endArray(): void
    {
        if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::END_ARRAY) {
            $this->pathIndices[$this->pathIndex]++;
            $this->assertionFailed(JsonToken::END_ARRAY);
        }

        $this->stackSize--;
        $this->pathIndex--;
    }

    /**
     * Consumes the next token and asserts it's the end of an object
     *
     * @return void
     */
    public function endObject(): void
    {
        if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::END_OBJECT) {
            $this->assertionFailed(JsonToken::END_OBJECT);
        }

        $this->stackSize--;
        $this->pathNames[$this->pathIndex--] = null;
    }

    /**
     * Returns true if the array or object has another element
     *
     * If the current scope is not an array or object, this returns false
     *
     * @return bool
     */
    public function hasNext(): bool
    {
        $peek = $this->stackTypes[$this->stackSize - 1];

        return $peek !== JsonToken::END_OBJECT && $peek !== JsonToken::END_ARRAY;
    }

    /**
     * Consumes the next name and returns it
     *
     * @return string
     */
    public function nextName(): string
    {
        if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::NAME) {
            $this->assertionFailed(JsonToken::NAME);
        }

        $name = (string)$this->stack[--$this->stackSize];

        $this->pathNames[$this->pathIndex] = $name;

        return $name;
    }

    /**
     * Consumes the value of the next token and asserts it's null
     *
     * @return void
     */
    public function nextNull(): void
    {
        $this->pathIndices[$this->pathIndex]++;

        if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::NULL) {
            $this->assertionFailed(JsonToken::NULL);
        }

        $this->stackSize--;
    }

    /**
     * Skip the next value.  If the next value is an object or array, all children will
     * also be skipped.
     *
     * @return void
     */
    public function skipValue(): void
    {
        $this->stackSize--;

        switch ($this->stackTypes[$this->stackSize]) {
            case JsonToken::BEGIN_OBJECT:
            case JsonToken::BEGIN_ARRAY:
                $this->stackSize--;
                break;
        }

        $this->pathIndices[$this->pathIndex]--;
    }

    /**
     * Returns the type of the next token without consuming it
     *
     * @return string
     */
    public function peek(): string
    {
        return $this->stackTypes[$this->stackSize - 1];
    }

    /**
     * Returns the original json after json_decode
     *
     * @return mixed
     */
    public function getPayload()
    {
        return $this->payload;
    }

    /**
     * Get context to be used during deserialization
     *
     * @return ReaderContext
     */
    public function getContext(): ReaderContext
    {
        return $this->context;
    }

    /**
     * Check that the next token equals the expectation
     *
     * @param string $expectedToken
     * @return void
     * @throws \Tebru\Gson\Exception\JsonSyntaxException If the next token is not the expectation
     */
    protected function assertionFailed(string $expectedToken): void
    {
        throw new JsonSyntaxException(
            \sprintf(
                'Expected "%s", but found "%s" at "%s"',
                $expectedToken,
                $this->stackTypes[$this->stackSize - 1],
                $this->getPath()
            )
        );
    }
}


1		<?php
2		/*
3		* Copyright (c) Nate Brunette.
4		* Distributed under the MIT License (http://opensource.org/licenses/MIT)
5		*/
6
7		declare(strict_types=1);
8
9		namespace Tebru\Gson\Internal;
10
11		use Tebru\Gson\Exception\JsonSyntaxException;
12		use Tebru\Gson\JsonReadable;
13		use Tebru\Gson\ReaderContext;
14		use Tebru\Gson\JsonToken;
15
16		/**
17		* Class JsonReader
18		*
19		* @author Nate Brunette <[email protected]>
20		*/
21		abstract class JsonReader implements JsonReadable
22		{
23		use JsonPath;
24
25		/**
26		* A stack representing the next element to be consumed
27		*
28		* @var array
29		*/
30		protected $stack = [null];
31
32		/**
33		* An array of types that map to the position in the stack
34		*
35		* @var array
36		*/
37		protected $stackTypes = [JsonToken::END_DOCUMENT];
38
39		/**
40		* The current size of the stack
41		*
42		* @var int
43		*/
44		protected $stackSize = 1;
45
46		/**
47		* The original payload
48		*
49		* @var mixed
50		*/
51		protected $payload;
52
53		/**
54		* Runtime context to be used while reading
55		*
56		* @var ReaderContext
57		*/
58		protected $context;
59
60		/**
61		* Consumes the next token and asserts it's the end of an array
62		*
63		* @return void
64		*/
65	13	public function endArray(): void
66		{
67	13	if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::END_ARRAY) {
68	2	$this->pathIndices[$this->pathIndex]++;
69	2	$this->assertionFailed(JsonToken::END_ARRAY);
70		}
71
72	11	$this->stackSize--;
73	11	$this->pathIndex--;
74	11	}
75
76		/**
77		* Consumes the next token and asserts it's the end of an object
78		*
79		* @return void
80		*/
81	15	public function endObject(): void
82		{
83	15	if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::END_OBJECT) {
84	2	$this->assertionFailed(JsonToken::END_OBJECT);
85		}
86
87	13	$this->stackSize--;
88	13	$this->pathNames[$this->pathIndex--] = null;
89	13	}
90
91		/**
92		* Returns true if the array or object has another element
93		*
94		* If the current scope is not an array or object, this returns false
95		*
96		* @return bool
97		*/
98	14	public function hasNext(): bool
99		{
100	14	$peek = $this->stackTypes[$this->stackSize - 1];
101
102	14	return $peek !== JsonToken::END_OBJECT && $peek !== JsonToken::END_ARRAY;
103		}
104
105		/**
106		* Consumes the next name and returns it
107		*
108		* @return string
109		*/
110	31	public function nextName(): string
111		{
112	31	if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::NAME) {
113	2	$this->assertionFailed(JsonToken::NAME);
114		}
115
116	31	$name = (string)$this->stack[--$this->stackSize];
117
118	31	$this->pathNames[$this->pathIndex] = $name;
119
120	31	return $name;
121		}
122
123		/**
124		* Consumes the value of the next token and asserts it's null
125		*
126		* @return void
127		*/
128	4	public function nextNull(): void
129		{
130	4	$this->pathIndices[$this->pathIndex]++;
131
132	4	if ($this->stackTypes[$this->stackSize - 1] !== JsonToken::NULL) {
133	2	$this->assertionFailed(JsonToken::NULL);
134		}
135
136	2	$this->stackSize--;
137	2	}
138
139		/**
140		* Skip the next value. If the next value is an object or array, all children will
141		* also be skipped.
142		*
143		* @return void
144		*/
145	7	public function skipValue(): void
146		{
147	7	$this->stackSize--;
148
149	7	switch ($this->stackTypes[$this->stackSize]) {
150	7	case JsonToken::BEGIN_OBJECT:
151	5	case JsonToken::BEGIN_ARRAY:
152	3	$this->stackSize--;
153	3	break;
154		}
155
156	7	$this->pathIndices[$this->pathIndex]--;
157	7	}
158
159		/**
160		* Returns the type of the next token without consuming it
161		*
162		* @return string
163		*/
164	64	public function peek(): string
165		{
166	64	return $this->stackTypes[$this->stackSize - 1];
167		}
168
169		/**
170		* Returns the original json after json_decode
171		*
172		* @return mixed
173		*/
174	2	public function getPayload()
175		{
176	2	return $this->payload;
177		}
178
179		/**
180		* Get context to be used during deserialization
181		*
182		* @return ReaderContext
183		*/
184	5	public function getContext(): ReaderContext
185		{
186	5	return $this->context;
187		}
188
189		/**
190		* Check that the next token equals the expectation
191		*
192		* @param string $expectedToken
193		* @return void
194		* @throws \Tebru\Gson\Exception\JsonSyntaxException If the next token is not the expectation
195		*/
196	20	protected function assertionFailed(string $expectedToken): void
197		{
198	20	throw new JsonSyntaxException(
199	20	\sprintf(
200	20	'Expected "%s", but found "%s" at "%s"',
201	20	$expectedToken,
202	20	$this->stackTypes[$this->stackSize - 1],
203	20	$this->getPath()
204		)
205		);
206		}
207		}
208

tebru / gson-php

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JsonReader::getPath() A

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