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Add support for constant types.
phpstan supports contant definitions and expressions to link to constants.
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10 files changed

+241
-61
lines changed

10 files changed

+241
-61
lines changed

‎src/ConstExpression/Expression.php‎

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<?php
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/**
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* This file is part of phpDocumentor.
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*
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* @link http://phpdoc.org
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*/
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\ConstExpression;
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interface Expression
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{
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}

‎src/ConstExpression/Lookup.php‎

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<?php
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\ConstExpression;
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use phpDocumentor\Reflection\Fqsen;
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final class Lookup implements Expression
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{
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private Fqsen $fqsen;
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private string $expression;
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public function __construct(Fqsen $fqsen, string $expression)
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{
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$this->fqsen = $fqsen;
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$this->expression = $expression;
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}
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}

‎src/DocBlock/Tags/Factory/TypeFactory.php‎

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@@ -4,10 +4,15 @@
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namespace phpDocumentor\Reflection\DocBlock\Tags\Factory;
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use phpDocumentor\Reflection\FqsenResolver;
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use phpDocumentor\Reflection\PseudoTypes\ArrayShape;
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use phpDocumentor\Reflection\PseudoTypes\ArrayShapeItem;
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use phpDocumentor\Reflection\PseudoTypes\ConstExpression;
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use phpDocumentor\Reflection\PseudoTypes\FloatValue;
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use phpDocumentor\Reflection\PseudoTypes\IntegerRange;
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use phpDocumentor\Reflection\PseudoTypes\IntegerValue;
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use phpDocumentor\Reflection\PseudoTypes\List_;
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use phpDocumentor\Reflection\PseudoTypes\StringValue;
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use phpDocumentor\Reflection\Type;
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use phpDocumentor\Reflection\TypeResolver;
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use phpDocumentor\Reflection\Types\Array_;
@@ -20,6 +25,10 @@
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use phpDocumentor\Reflection\Types\Intersection;
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use phpDocumentor\Reflection\Types\Nullable;
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use phpDocumentor\Reflection\Types\This;
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use PHPStan\PhpDocParser\Ast\ConstExpr\ConstExprFloatNode;
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use PHPStan\PhpDocParser\Ast\ConstExpr\ConstExprIntegerNode;
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use PHPStan\PhpDocParser\Ast\ConstExpr\ConstExprStringNode;
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use PHPStan\PhpDocParser\Ast\ConstExpr\ConstFetchNode;
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use PHPStan\PhpDocParser\Ast\Type\ArrayShapeItemNode;
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use PHPStan\PhpDocParser\Ast\Type\ArrayShapeNode;
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use PHPStan\PhpDocParser\Ast\Type\ArrayTypeNode;
@@ -48,10 +57,12 @@
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final class TypeFactory
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{
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private TypeResolver $resolver;
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private FqsenResolver $fqsenResolver;
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52-
public function __construct(TypeResolver $resolver)
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public function __construct(TypeResolver $resolver, FqsenResolver $fqsenResolver)
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{
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$this->resolver = $resolver;
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$this->fqsenResolver = $fqsenResolver;
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}
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public function createType(?TypeNode $type, ?Context $context): ?Type
@@ -82,7 +93,7 @@ public function createType(?TypeNode $type, ?Context $context): ?Type
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return $this->createFromCallable($type, $context);
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case ConstTypeNode::class:
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return null;
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return $this->createFromConst($type, $context);
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case GenericTypeNode::class:
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return $this->createFromGeneric($type, $context);
@@ -144,12 +155,12 @@ private function createFromGeneric(GenericTypeNode $type, ?Context $context): Ty
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case 'class-string':
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return new ClassString(
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$this->createType($type->genericTypes[0], $context)->getFqsen()
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$this->fqsenResolver->resolve((string) $type->genericTypes[0], $context)
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);
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case 'interface-string':
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return new InterfaceString(
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$this->createType($type->genericTypes[0], $context)->getFqsen()
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$this->fqsenResolver->resolve((string) $type->genericTypes[0], $context)
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);
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case 'list':
@@ -180,4 +191,24 @@ private function createFromCallable(CallableTypeNode $type, ?Context $context):
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{
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return new Callable_();
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}
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private function createFromConst(ConstTypeNode $type, ?Context $context): ?Type
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{
197+
switch (get_class($type->constExpr)) {
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case ConstExprIntegerNode::class:
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return new IntegerValue((int) $type->constExpr->value);
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case ConstExprFloatNode::class:
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return new FloatValue((float) $type->constExpr->value);
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case ConstExprStringNode::class:
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return new StringValue($type->constExpr->value);
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case ConstFetchNode::class:
208+
return new ConstExpression(
209+
$this->fqsenResolver->resolve($type->constExpr->className, $context),
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$type->constExpr->name
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);
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}
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}
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}

‎src/DocBlockFactory.php‎

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@@ -70,7 +70,7 @@ public static function createInstance(array $additionalTags = []): self
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$tagFactory = new StandardTagFactory($fqsenResolver);
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$descriptionFactory = new DescriptionFactory($tagFactory);
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$typeResolver = new TypeResolver($fqsenResolver);
73-
$typeFactory = new TypeFactory($typeResolver);
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$typeFactory = new TypeFactory($typeResolver, $fqsenResolver);
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$phpstanTagFactory = new AbstractPHPStanFactory(
7676
new ParamFactory($typeFactory, $descriptionFactory),

‎src/PseudoTypes/ConstExpression.php‎

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<?php
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\PseudoTypes;
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use phpDocumentor\Reflection\Fqsen;
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use phpDocumentor\Reflection\PseudoType;
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use phpDocumentor\Reflection\Type;
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use phpDocumentor\Reflection\Types\Mixed_;
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use function sprintf;
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final class ConstExpression implements PseudoType
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{
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private Fqsen $owner;
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private string $expression;
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public function __construct(Fqsen $owner, string $expression)
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{
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$this->owner = $owner;
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$this->expression = $expression;
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}
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public function getOwner(): Fqsen
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{
27+
return $this->owner;
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}
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public function getExpression(): string
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{
32+
return $this->expression;
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}
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public function underlyingType(): Type
36+
{
37+
return new Mixed_();
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}
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public function __toString(): string
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{
42+
return sprintf('%s::%s', $this->owner, $this->expression);
43+
}
44+
}

‎src/PseudoTypes/FloatValue.php‎

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<?php
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\PseudoTypes;
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use phpDocumentor\Reflection\PseudoType;
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use phpDocumentor\Reflection\Type;
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use phpDocumentor\Reflection\Types\Float_;
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class FloatValue implements PseudoType
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{
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private float $value;
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public function __construct(float $value)
16+
{
17+
$this->value = $value;
18+
}
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20+
public function getValue(): float
21+
{
22+
return $this->value;
23+
}
24+
25+
public function underlyingType(): Type
26+
{
27+
return new Float_();
28+
}
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public function __toString(): string
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{
32+
return (string) $this->value;
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}
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}

‎src/PseudoTypes/IntegerValue.php‎

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<?php
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\PseudoTypes;
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use phpDocumentor\Reflection\PseudoType;
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use phpDocumentor\Reflection\Type;
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use phpDocumentor\Reflection\Types\Integer;
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final class IntegerValue implements PseudoType
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{
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private int $value;
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public function __construct(int $value)
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{
17+
$this->value = $value;
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}
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public function getValue(): int
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{
22+
return $this->value;
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}
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public function underlyingType(): Type
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{
27+
return new Integer();
28+
}
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public function __toString(): string
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{
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return (string) $this->value;
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}
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}

‎src/PseudoTypes/StringValue.php‎

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<?php
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declare(strict_types=1);
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namespace phpDocumentor\Reflection\PseudoTypes;
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use phpDocumentor\Reflection\PseudoType;
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use phpDocumentor\Reflection\Type;
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use phpDocumentor\Reflection\Types\Float_;
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use function sprintf;
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class StringValue implements PseudoType
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{
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private string $value;
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public function __construct(string $value)
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{
19+
$this->value = $value;
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}
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public function getValue(): string
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{
24+
return $this->value;
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}
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27+
public function underlyingType(): Type
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{
29+
return new Float_();
30+
}
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32+
public function __toString(): string
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{
34+
return sprintf('"%s"', $this->value);
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}
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}

‎tests/unit/DocBlock/Tags/Factory/TagFactoryTestCase.php‎

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@@ -39,7 +39,7 @@ public function parseTag(string $tag): PhpDocTagNode
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public function giveTypeFactory(): TypeFactory
4141
{
42-
return new TypeFactory(new TypeResolver(new FqsenResolver()));
42+
return new TypeFactory(new TypeResolver(new FqsenResolver()), new FqsenResolver());
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}
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public function givenDescriptionFactory(): DescriptionFactory

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