SchemaPrinter::printIntrospectionSchema() - Code Metrics - Inspection of "Merge pull request #351 from simPod/fix-typo" - webonyx/graphql-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 6bdead...4d4282 )

by Vladimir

created 2018-09-10 07:21 UTC

SchemaPrinter::printIntrospectionSchema() A

↳ Parent: SchemaPrinter

Complexity

Conditions	1
Paths	1

Size

Total Lines	7
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	1

Importance

Changes

Metric	Value
eloc	5
dl	0
loc	7
ccs	6
cts	6
cp	1
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	2
crap	1

<?php

declare(strict_types=1);

namespace GraphQL\Utils;

use GraphQL\Error\Error;
use GraphQL\Language\Printer;
use GraphQL\Type\Definition\Directive;
use GraphQL\Type\Definition\EnumType;
use GraphQL\Type\Definition\InputObjectType;
use GraphQL\Type\Definition\InterfaceType;
use GraphQL\Type\Definition\ObjectType;
use GraphQL\Type\Definition\ScalarType;
use GraphQL\Type\Definition\Type;
use GraphQL\Type\Definition\UnionType;
use GraphQL\Type\Introspection;
use GraphQL\Type\Schema;
use function array_filter;
use function array_keys;
use function array_map;
use function array_merge;
use function array_values;
use function count;
use function explode;
use function implode;
use function ksort;
use function mb_strlen;
use function preg_match_all;
use function sprintf;
use function str_replace;
use function strlen;
use function substr;

/**
 * Given an instance of Schema, prints it in GraphQL type language.
 */
class SchemaPrinter
{
    /**
     * Accepts options as a second argument:
     *
     *    - commentDescriptions:
     *        Provide true to use preceding comments as the description.
     * @api
     * @param bool[] $options
     */
    public static function doPrint(Schema $schema, array $options = []) : string
    {
        return self::printFilteredSchema(
            $schema,
            function ($type) {
                return ! Directive::isSpecifiedDirective($type);
            },
            function ($type) {
                return ! Type::isBuiltInType($type);
            },
            $options
        );
    }

    /**
     * @param bool[] $options
     */
    private static function printFilteredSchema(Schema $schema, $directiveFilter, $typeFilter, $options) : string
    {
        $directives = array_filter(
            $schema->getDirectives(),
            function ($directive) use ($directiveFilter) {
                return $directiveFilter($directive);
            }
        );

        $types = $schema->getTypeMap();
        ksort($types);
        $types = array_filter($types, $typeFilter);

        return sprintf(
            "%s\n",
            implode(
                "\n\n",
                array_filter(
                    array_merge(
                        [self::printSchemaDefinition($schema)],
                        array_map(
                            function ($directive) use ($options) {
                                return self::printDirective($directive, $options);
                            },
                            $directives
                        ),
                        array_map(
                            function ($type) use ($options) {
                                return self::printType($type, $options);
                            },
                            $types
                        )
                    )
                )
            )
        );
    }

    private static function printSchemaDefinition(Schema $schema)
    {
        if (self::isSchemaOfCommonNames($schema)) {
            return;
        }

        $operationTypes = [];

        $queryType = $schema->getQueryType();
        if ($queryType) {

            $operationTypes[] = sprintf('  query: %s', $queryType->name);
        }

        $mutationType = $schema->getMutationType();
        if ($mutationType) {

            $operationTypes[] = sprintf('  mutation: %s', $mutationType->name);
        }

        $subscriptionType = $schema->getSubscriptionType();
        if ($subscriptionType) {

            $operationTypes[] = sprintf('  subscription: %s', $subscriptionType->name);
        }

        return sprintf("schema {\n%s\n}", implode("\n", $operationTypes));
    }

    /**
     * GraphQL schema define root types for each type of operation. These types are
     * the same as any other type and can be named in any manner, however there is
     * a common naming convention:
     *
     *   schema {
     *     query: Query
     *     mutation: Mutation
     *   }
     *
     * When using this naming convention, the schema description can be omitted.
     */
    private static function isSchemaOfCommonNames(Schema $schema)
    {
        $queryType = $schema->getQueryType();
        if ($queryType && $queryType->name !== 'Query') {
            return false;
        }

        $mutationType = $schema->getMutationType();
        if ($mutationType && $mutationType->name !== 'Mutation') {
            return false;
        }

        $subscriptionType = $schema->getSubscriptionType();
        if ($subscriptionType && $subscriptionType->name !== 'Subscription') {
            return false;
        }

        return true;
    }

    private static function printDirective($directive, $options) : string
    {
        return self::printDescription($options, $directive) .
            'directive @' . $directive->name . self::printArgs($options, $directive->args) .
            ' on ' . implode(' | ', $directive->locations);
    }

    private static function printDescription($options, $def, $indentation = '', $firstInBlock = true) : string
    {
        if (! $def->description) {
            return '';
        }
        $lines = self::descriptionLines($def->description, 120 - strlen($indentation));
        if (isset($options['commentDescriptions'])) {
            return self::printDescriptionWithComments($lines, $indentation, $firstInBlock);
        }

        $description = ($indentation && ! $firstInBlock)
            ? "\n" . $indentation . '"""'
            : $indentation . '"""';

        // In some circumstances, a single line can be used for the description.
        if (count($lines) === 1 &&
            mb_strlen($lines[0]) < 70 &&
            substr($lines[0], -1) !== '"'
        ) {
            return $description . self::escapeQuote($lines[0]) . "\"\"\"\n";
        }

        // Format a multi-line block quote to account for leading space.
        $hasLeadingSpace = isset($lines[0]) &&
            (
                substr($lines[0], 0, 1) === ' ' ||
                substr($lines[0], 0, 1) === '\t'
            );
        if (! $hasLeadingSpace) {
            $description .= "\n";
        }

        $lineLength = count($lines);
        for ($i = 0; $i < $lineLength; $i++) {
            if ($i !== 0 || ! $hasLeadingSpace) {
                $description .= $indentation;
            }
            $description .= self::escapeQuote($lines[$i]) . "\n";
        }
        $description .= $indentation . "\"\"\"\n";

        return $description;
    }

    /**
     * @return string[]
     */
    private static function descriptionLines(string $description, int $maxLen) : array
    {
        $lines    = [];
        $rawLines = explode("\n", $description);
        foreach ($rawLines as $line) {
            if ($line === '') {
                $lines[] = $line;
            } else {
                // For > 120 character long lines, cut at space boundaries into sublines
                // of ~80 chars.
                $sublines = self::breakLine($line, $maxLen);
                foreach ($sublines as $subline) {
                    $lines[] = $subline;
                }
            }
        }

        return $lines;
    }

    /**
     * @return string[]
     */
    private static function breakLine(string $line, int $maxLen) : array
    {
        if (strlen($line) < $maxLen + 5) {
            return [$line];
        }
        preg_match_all('/((?: |^).{15,' . ($maxLen - 40) . '}(?= |$))/', $line, $parts);
        $parts = $parts[0];

        return array_map('trim', $parts);
    }

    private static function printDescriptionWithComments($lines, $indentation, $firstInBlock) : string
    {
        $description = $indentation && ! $firstInBlock ? "\n" : '';
        foreach ($lines as $line) {
            if ($line === '') {
                $description .= $indentation . "#\n";
            } else {
                $description .= $indentation . '# ' . $line . "\n";
            }
        }

        return $description;
    }

    private static function escapeQuote($line) : string
    {
        return str_replace('"""', '\\"""', $line);
    }

    private static function printArgs($options, $args, $indentation = '') : string
    {
        if (! $args) {
            return '';
        }

        // If every arg does not have a description, print them on one line.
        if (Utils::every(
            $args,
            function ($arg) {
                return empty($arg->description);
            }
        )) {
            return '(' . implode(', ', array_map('self::printInputValue', $args)) . ')';
        }

        return sprintf(
            "(\n%s\n%s)",
            implode(
                "\n",
                array_map(
                    function ($arg, $i) use ($indentation, $options) {
                        return self::printDescription($options, $arg, '  ' . $indentation, ! $i) . '  ' . $indentation .
                            self::printInputValue($arg);
                    },
                    $args,
                    array_keys($args)
                )
            ),
            $indentation
        );
    }

    private static function printInputValue($arg) : string
    {
        $argDecl = $arg->name . ': ' . (string) $arg->getType();
        if ($arg->defaultValueExists()) {
            $argDecl .= ' = ' . Printer::doPrint(AST::astFromValue($arg->defaultValue, $arg->getType()));
        }

        return $argDecl;
    }

    /**
     * @param bool[] $options
     */
    public static function printType(Type $type, array $options = []) : string
    {
        if ($type instanceof ScalarType) {
            return self::printScalar($type, $options);
        }

        if ($type instanceof ObjectType) {
            return self::printObject($type, $options);
        }

        if ($type instanceof InterfaceType) {
            return self::printInterface($type, $options);
        }

        if ($type instanceof UnionType) {
            return self::printUnion($type, $options);
        }

        if ($type instanceof EnumType) {
            return self::printEnum($type, $options);
        }

        if ($type instanceof InputObjectType) {
            return self::printInputObject($type, $options);
        }

        throw new Error(sprintf('Unknown type: %s.', Utils::printSafe($type)));
    }

    /**
     * @param bool[] $options
     */
    private static function printScalar(ScalarType $type, array $options) : string
    {
        return sprintf('%sscalar %s', self::printDescription($options, $type), $type->name);
    }

    /**
     * @param bool[] $options
     */
    private static function printObject(ObjectType $type, array $options) : string
    {
        $interfaces            = $type->getInterfaces();
        $implementedInterfaces = ! empty($interfaces) ?
            ' implements ' . implode(
                ' & ',
                array_map(
                    function ($i) {
                        return $i->name;
                    },
                    $interfaces
                )
            ) : '';

        return self::printDescription($options, $type) .
            sprintf("type %s%s {\n%s\n}", $type->name, $implementedInterfaces, self::printFields($options, $type));
    }

    /**
     * @param bool[] $options
     */
    private static function printFields($options, $type) : string
    {
        $fields = array_values($type->getFields());

        return implode(
            "\n",
            array_map(
                function ($f, $i) use ($options) {
                    return self::printDescription($options, $f, '  ', ! $i) . '  ' .
                        $f->name . self::printArgs($options, $f->args, '  ') . ': ' .
                        (string) $f->getType() . self::printDeprecated($f);
                },
                $fields,
                array_keys($fields)
            )
        );
    }

    private static function printDeprecated($fieldOrEnumVal) : string
    {
        $reason = $fieldOrEnumVal->deprecationReason;
        if (empty($reason)) {
            return '';
        }
        if ($reason === '' || $reason === Directive::DEFAULT_DEPRECATION_REASON) {
            return ' @deprecated';
        }

        return ' @deprecated(reason: ' .
            Printer::doPrint(AST::astFromValue($reason, Type::string())) . ')';
    }

    /**
     * @param bool[] $options
     */
    private static function printInterface(InterfaceType $type, array $options) : string
    {
        return self::printDescription($options, $type) .
            sprintf("interface %s {\n%s\n}", $type->name, self::printFields($options, $type));
    }

    /**
     * @param bool[] $options
     */
    private static function printUnion(UnionType $type, array $options) : string
    {
        return self::printDescription($options, $type) .
            sprintf('union %s = %s', $type->name, implode(' | ', $type->getTypes()));
    }

    /**
     * @param bool[] $options
     */
    private static function printEnum(EnumType $type, array $options) : string
    {
        return self::printDescription($options, $type) .
            sprintf("enum %s {\n%s\n}", $type->name, self::printEnumValues($type->getValues(), $options));
    }

    /**
     * @param bool[] $options
     */
    private static function printEnumValues($values, $options) : string
    {
        return implode(
            "\n",
            array_map(
                function ($value, $i) use ($options) {
                    return self::printDescription($options, $value, '  ', ! $i) . '  ' .
                        $value->name . self::printDeprecated($value);
                },
                $values,
                array_keys($values)
            )
        );
    }

    /**
     * @param bool[] $options
     */
    private static function printInputObject(InputObjectType $type, array $options) : string
    {
        $fields = array_values($type->getFields());

        return self::printDescription($options, $type) .
            sprintf(
                "input %s {\n%s\n}",
                $type->name,
                implode(
                    "\n",
                    array_map(
                        function ($f, $i) use ($options) {
                            return self::printDescription($options, $f, '  ', ! $i) . '  ' . self::printInputValue($f);
                        },
                        $fields,
                        array_keys($fields)
                    )
                )
            );
    }

    /**
     * @api
     * @param bool[] $options
     */
    public static function printIntrospectionSchema(Schema $schema, array $options = []) : string
    {
        return self::printFilteredSchema(
            $schema,
            [Directive::class, 'isSpecifiedDirective'],
            [Introspection::class, 'isIntrospectionType'],
            $options
        );
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace GraphQL\Utils;
6
7		use GraphQL\Error\Error;
8		use GraphQL\Language\Printer;
9		use GraphQL\Type\Definition\Directive;
10		use GraphQL\Type\Definition\EnumType;
11		use GraphQL\Type\Definition\InputObjectType;
12		use GraphQL\Type\Definition\InterfaceType;
13		use GraphQL\Type\Definition\ObjectType;
14		use GraphQL\Type\Definition\ScalarType;
15		use GraphQL\Type\Definition\Type;
16		use GraphQL\Type\Definition\UnionType;
17		use GraphQL\Type\Introspection;
18		use GraphQL\Type\Schema;
19		use function array_filter;
20		use function array_keys;
21		use function array_map;
22		use function array_merge;
23		use function array_values;
24		use function count;
25		use function explode;
26		use function implode;
27		use function ksort;
28		use function mb_strlen;
29		use function preg_match_all;
30		use function sprintf;
31		use function str_replace;
32		use function strlen;
33		use function substr;
34
35		/**
36		* Given an instance of Schema, prints it in GraphQL type language.
37		*/
38		class SchemaPrinter
39		{
40		/**
41		* Accepts options as a second argument:
42		*
43		* - commentDescriptions:
44		* Provide true to use preceding comments as the description.
45		* @api
46		* @param bool[] $options
47		*/
48	52	public static function doPrint(Schema $schema, array $options = []) : string
49		{
50	52	return self::printFilteredSchema(
51	52	$schema,
52		function ($type) {
53	52	return ! Directive::isSpecifiedDirective($type);
54	52	},
55		function ($type) {
56	52	return ! Type::isBuiltInType($type);
57	52	},
58	52	$options
59		);
60		}
61
62		/**
63		* @param bool[] $options
64		*/
65	54	private static function printFilteredSchema(Schema $schema, $directiveFilter, $typeFilter, $options) : string
66		{
67	54	$directives = array_filter(
68	54	$schema->getDirectives(),
69		function ($directive) use ($directiveFilter) {
70	54	return $directiveFilter($directive);
71	54	}
72		);
73
74	54	$types = $schema->getTypeMap();
75	54	ksort($types);
76	54	$types = array_filter($types, $typeFilter);
77
78	54	return sprintf(
79	54	"%s\n",
80	54	implode(
81	54	"\n\n",
82	54	array_filter(
83	54	array_merge(
84	54	[self::printSchemaDefinition($schema)],
85	54	array_map(
86		function ($directive) use ($options) {
87	7	return self::printDirective($directive, $options);
88	54	},
89	54	$directives
90		),
91	54	array_map(
92		function ($type) use ($options) {
93	54	return self::printType($type, $options);
94	54	},
95	54	$types
96		)
97		)
98		)
99		)
100		);
101		}
102
103	54	private static function printSchemaDefinition(Schema $schema)
104		{
105	54	if (self::isSchemaOfCommonNames($schema)) {
106	50	return;
107		}
108
109	4	$operationTypes = [];
110
111	4	$queryType = $schema->getQueryType();
112	4	if ($queryType) {
		0 ignored issues – show introduced 2018-06-19 12:00 UTC by Report Bug Copy Issue Report `$queryType` is of type `GraphQL\Type\Definition\ObjectType`, thus it always evaluated to `true`. Loading history...
113	4	$operationTypes[] = sprintf(' query: %s', $queryType->name);
114		}
115
116	4	$mutationType = $schema->getMutationType();
117	4	if ($mutationType) {
		0 ignored issues – show introduced 2018-06-19 12:00 UTC by Report Bug Copy Issue Report `$mutationType` is of type `GraphQL\Type\Definition\ObjectType`, thus it always evaluated to `true`. Loading history...
118	1	$operationTypes[] = sprintf(' mutation: %s', $mutationType->name);
119		}
120
121	4	$subscriptionType = $schema->getSubscriptionType();
122	4	if ($subscriptionType) {
		0 ignored issues – show introduced 2018-06-19 12:00 UTC by Report Bug Copy Issue Report `$subscriptionType` is of type `GraphQL\Type\Definition\ObjectType`, thus it always evaluated to `true`. Loading history...
123	1	$operationTypes[] = sprintf(' subscription: %s', $subscriptionType->name);
124		}
125
126	4	return sprintf("schema {\n%s\n}", implode("\n", $operationTypes));
127		}
128
129		/**
130		* GraphQL schema define root types for each type of operation. These types are
131		* the same as any other type and can be named in any manner, however there is
132		* a common naming convention:
133		*
134		* schema {
135		* query: Query
136		* mutation: Mutation
137		* }
138		*
139		* When using this naming convention, the schema description can be omitted.
140		*/
141	54	private static function isSchemaOfCommonNames(Schema $schema)
142		{
143	54	$queryType = $schema->getQueryType();
144	54	if ($queryType && $queryType->name !== 'Query') {
145	4	return false;
146		}
147
148	50	$mutationType = $schema->getMutationType();
149	50	if ($mutationType && $mutationType->name !== 'Mutation') {
150		return false;
151		}
152
153	50	$subscriptionType = $schema->getSubscriptionType();
154	50	if ($subscriptionType && $subscriptionType->name !== 'Subscription') {
155		return false;
156		}
157
158	50	return true;
159		}
160
161	7	private static function printDirective($directive, $options) : string
162		{
163	7	return self::printDescription($options, $directive) .
164	7	'directive @' . $directive->name . self::printArgs($options, $directive->args) .
165	7	' on ' . implode(' \| ', $directive->locations);
166		}
167
168	54	private static function printDescription($options, $def, $indentation = '', $firstInBlock = true) : string
169		{
170	54	if (! $def->description) {
171	54	return '';
172		}
173	7	$lines = self::descriptionLines($def->description, 120 - strlen($indentation));
174	7	if (isset($options['commentDescriptions'])) {
175	2	return self::printDescriptionWithComments($lines, $indentation, $firstInBlock);
176		}
177
178	5	$description = ($indentation && ! $firstInBlock)
179	2	? "\n" . $indentation . '"""'
180	5	: $indentation . '"""';
181
182		// In some circumstances, a single line can be used for the description.
183	5	if (count($lines) === 1 &&
184	5	mb_strlen($lines[0]) < 70 &&
185	5	substr($lines[0], -1) !== '"'
186		) {
187	3	return $description . self::escapeQuote($lines[0]) . "\"\"\"\n";
188		}
189
190		// Format a multi-line block quote to account for leading space.
191	3	$hasLeadingSpace = isset($lines[0]) &&
192		(
193	3	substr($lines[0], 0, 1) === ' ' \|\|
194	3	substr($lines[0], 0, 1) === '\t'
195		);
196	3	if (! $hasLeadingSpace) {
197	2	$description .= "\n";
198		}
199
200	3	$lineLength = count($lines);
201	3	for ($i = 0; $i < $lineLength; $i++) {
202	3	if ($i !== 0 \|\| ! $hasLeadingSpace) {
203	2	$description .= $indentation;
204		}
205	3	$description .= self::escapeQuote($lines[$i]) . "\n";
206		}
207	3	$description .= $indentation . "\"\"\"\n";
208
209	3	return $description;
210		}
211
212		/**
213		* @return string[]
214		*/
215	7	private static function descriptionLines(string $description, int $maxLen) : array
216		{
217	7	$lines = [];
218	7	$rawLines = explode("\n", $description);
219	7	foreach ($rawLines as $line) {
220	7	if ($line === '') {
221	2	$lines[] = $line;
222		} else {
223		// For > 120 character long lines, cut at space boundaries into sublines
224		// of ~80 chars.
225	7	$sublines = self::breakLine($line, $maxLen);
226	7	foreach ($sublines as $subline) {
227	7	$lines[] = $subline;
228		}
229		}
230		}
231
232	7	return $lines;
233		}
234
235		/**
236		* @return string[]
237		*/
238	7	private static function breakLine(string $line, int $maxLen) : array
239		{
240	7	if (strlen($line) < $maxLen + 5) {
241	7	return [$line];
242		}
243	2	preg_match_all('/((?: \|^).{15,' . ($maxLen - 40) . '}(?= \|$))/', $line, $parts);
244	2	$parts = $parts[0];
245
246	2	return array_map('trim', $parts);
247		}
248
249	2	private static function printDescriptionWithComments($lines, $indentation, $firstInBlock) : string
250		{
251	2	$description = $indentation && ! $firstInBlock ? "\n" : '';
252	2	foreach ($lines as $line) {
253	2	if ($line === '') {
254	1	$description .= $indentation . "#\n";
255		} else {
256	2	$description .= $indentation . '# ' . $line . "\n";
257		}
258		}
259
260	2	return $description;
261		}
262
263	5	private static function escapeQuote($line) : string
264		{
265	5	return str_replace('"""', '\\"""', $line);
266		}
267
268	54	private static function printArgs($options, $args, $indentation = '') : string
269		{
270	54	if (! $args) {
271	38	return '';
272		}
273
274		// If every arg does not have a description, print them on one line.
275	24	if (Utils::every(
276	24	$args,
277		function ($arg) {
278	24	return empty($arg->description);
279	24	}
280		)) {
281	22	return '(' . implode(', ', array_map('self::printInputValue', $args)) . ')';
282		}
283
284	4	return sprintf(
285	4	"(\n%s\n%s)",
286	4	implode(
287	4	"\n",
288	4	array_map(
289		function ($arg, $i) use ($indentation, $options) {
290	4	return self::printDescription($options, $arg, ' ' . $indentation, ! $i) . ' ' . $indentation .
291	4	self::printInputValue($arg);
292	4	},
293	4	$args,
294	4	array_keys($args)
295		)
296		),
297	4	$indentation
298		);
299		}
300
301	24	private static function printInputValue($arg) : string
302		{
303	24	$argDecl = $arg->name . ': ' . (string) $arg->getType();
304	24	if ($arg->defaultValueExists()) {
305	10	$argDecl .= ' = ' . Printer::doPrint(AST::astFromValue($arg->defaultValue, $arg->getType()));
306		}
307
308	24	return $argDecl;
309		}
310
311		/**
312		* @param bool[] $options
313		*/
314	54	public static function printType(Type $type, array $options = []) : string
315		{
316	54	if ($type instanceof ScalarType) {
317	4	return self::printScalar($type, $options);
318		}
319
320	54	if ($type instanceof ObjectType) {
321	54	return self::printObject($type, $options);
322		}
323
324	20	if ($type instanceof InterfaceType) {
325	5	return self::printInterface($type, $options);
326		}
327
328	16	if ($type instanceof UnionType) {
329	5	return self::printUnion($type, $options);
330		}
331
332	12	if ($type instanceof EnumType) {
333	10	return self::printEnum($type, $options);
334		}
335
336	3	if ($type instanceof InputObjectType) {
337	3	return self::printInputObject($type, $options);
338		}
339
340		throw new Error(sprintf('Unknown type: %s.', Utils::printSafe($type)));
341		}
342
343		/**
344		* @param bool[] $options
345		*/
346	4	private static function printScalar(ScalarType $type, array $options) : string
347		{
348	4	return sprintf('%sscalar %s', self::printDescription($options, $type), $type->name);
349		}
350
351		/**
352		* @param bool[] $options
353		*/
354	54	private static function printObject(ObjectType $type, array $options) : string
355		{
356	54	$interfaces = $type->getInterfaces();
357	54	$implementedInterfaces = ! empty($interfaces) ?
358	5	' implements ' . implode(
359	5	' & ',
360	5	array_map(
361		function ($i) {
362	5	return $i->name;
363	5	},
364	5	$interfaces
365		)
366	54	) : '';
367
368	54	return self::printDescription($options, $type) .
369	54	sprintf("type %s%s {\n%s\n}", $type->name, $implementedInterfaces, self::printFields($options, $type));
370		}
371
372		/**
373		* @param bool[] $options
374		*/
375	54	private static function printFields($options, $type) : string
376		{
377	54	$fields = array_values($type->getFields());
378
379	54	return implode(
380	54	"\n",
381	54	array_map(
382		function ($f, $i) use ($options) {
383	54	return self::printDescription($options, $f, ' ', ! $i) . ' ' .
384	54	$f->name . self::printArgs($options, $f->args, ' ') . ': ' .
385	54	(string) $f->getType() . self::printDeprecated($f);
386	54	},
387	54	$fields,
388	54	array_keys($fields)
389		)
390		);
391		}
392
393	54	private static function printDeprecated($fieldOrEnumVal) : string
394		{
395	54	$reason = $fieldOrEnumVal->deprecationReason;
396	54	if (empty($reason)) {
397	54	return '';
398		}
399	3	if ($reason === '' \|\| $reason === Directive::DEFAULT_DEPRECATION_REASON) {
400	1	return ' @deprecated';
401		}
402
403		return ' @deprecated(reason: ' .
404	3	Printer::doPrint(AST::astFromValue($reason, Type::string())) . ')';
405		}
406
407		/**
408		* @param bool[] $options
409		*/
410	5	private static function printInterface(InterfaceType $type, array $options) : string
411		{
412	5	return self::printDescription($options, $type) .
413	5	sprintf("interface %s {\n%s\n}", $type->name, self::printFields($options, $type));
414		}
415
416		/**
417		* @param bool[] $options
418		*/
419	5	private static function printUnion(UnionType $type, array $options) : string
420		{
421	5	return self::printDescription($options, $type) .
422	5	sprintf('union %s = %s', $type->name, implode(' \| ', $type->getTypes()));
423		}
424
425		/**
426		* @param bool[] $options
427		*/
428	10	private static function printEnum(EnumType $type, array $options) : string
429		{
430	10	return self::printDescription($options, $type) .
431	10	sprintf("enum %s {\n%s\n}", $type->name, self::printEnumValues($type->getValues(), $options));
432		}
433
434		/**
435		* @param bool[] $options
436		*/
437	10	private static function printEnumValues($values, $options) : string
438		{
439	10	return implode(
440	10	"\n",
441	10	array_map(
442		function ($value, $i) use ($options) {
443	10	return self::printDescription($options, $value, ' ', ! $i) . ' ' .
444	10	$value->name . self::printDeprecated($value);
445	10	},
446	10	$values,
447	10	array_keys($values)
448		)
449		);
450		}
451
452		/**
453		* @param bool[] $options
454		*/
455	3	private static function printInputObject(InputObjectType $type, array $options) : string
456		{
457	3	$fields = array_values($type->getFields());
458
459	3	return self::printDescription($options, $type) .
460	3	sprintf(
461	3	"input %s {\n%s\n}",
462	3	$type->name,
463	3	implode(
464	3	"\n",
465	3	array_map(
466		function ($f, $i) use ($options) {
467	3	return self::printDescription($options, $f, ' ', ! $i) . ' ' . self::printInputValue($f);
468	3	},
469	3	$fields,
470	3	array_keys($fields)
471		)
472		)
473		);
474		}
475
476		/**
477		* @api
478		* @param bool[] $options
479		*/
480	2	public static function printIntrospectionSchema(Schema $schema, array $options = []) : string
481		{
482	2	return self::printFilteredSchema(
483	2	$schema,
484	2	[Directive::class, 'isSpecifiedDirective'],
485	2	[Introspection::class, 'isIntrospectionType'],
486	2	$options
487		);
488		}
489		}
490

webonyx / graphql-php

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SchemaPrinter::printIntrospectionSchema() A

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