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SerafimArtsSerafimArts
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Split metadata and AST representation
1 parent 2455e99 commit aead1a5

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5 files changed

+119
-67
lines changed

5 files changed

+119
-67
lines changed

‎src/Mapping/Introspection/ClassIntrospection.php

+58
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,58 @@
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<?php
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declare(strict_types=1);
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namespace TypeLang\Mapper\Mapping\Introspection;
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use TypeLang\Mapper\Mapping\Metadata\ClassMetadata;
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use TypeLang\Mapper\Mapping\Metadata\PropertyMetadata;
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use TypeLang\Mapper\Runtime\Context;
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use TypeLang\Parser\Node\Stmt\NamedTypeNode;
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use TypeLang\Parser\Node\Stmt\Shape\FieldNode;
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use TypeLang\Parser\Node\Stmt\Shape\FieldsListNode;
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use TypeLang\Parser\Node\Stmt\Shape\NamedFieldNode;
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use TypeLang\Parser\Node\Stmt\TypeStatement;
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final class ClassIntrospection implements IntrospectionInterface
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{
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public function __construct(
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/**
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* @var ClassMetadata<object>
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*/
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private readonly ClassMetadata $metadata,
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) {}
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public function getTypeStatement(Context $context): TypeStatement
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{
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if (!$context->isDetailedTypes()) {
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return new NamedTypeNode($this->metadata->getName());
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}
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$fields = [];
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foreach ($this->metadata->getProperties() as $property) {
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$fields[] = $this->getFieldNode($property, $context);
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}
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if ($fields === []) {
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return new NamedTypeNode($this->metadata->getName());
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}
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return new NamedTypeNode($this->metadata->getName(), fields: new FieldsListNode($fields));
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}
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private function getFieldNode(PropertyMetadata $metadata, Context $context): FieldNode
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{
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$name = $metadata->getName();
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if ($context->isDenormalization()) {
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$name = $metadata->getExportName();
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}
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return new NamedFieldNode(
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key: $name,
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of: $metadata->getTypeStatement($context),
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optional: $metadata->hasDefaultValue(),
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);
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}
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}

‎src/Mapping/Introspection/IntrospectionInterface.php

+16
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@@ -0,0 +1,16 @@
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<?php
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declare(strict_types=1);
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namespace TypeLang\Mapper\Mapping\Introspection;
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use TypeLang\Mapper\Runtime\Context;
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use TypeLang\Parser\Node\Stmt\TypeStatement;
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interface IntrospectionInterface
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{
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/**
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* Gets an abstract syntax tree (AST) representation of the structure.
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*/
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public function getTypeStatement(Context $context): TypeStatement;
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}

‎src/Mapping/Introspection/PropertyIntrospection.php

+34
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@@ -0,0 +1,34 @@
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<?php
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declare(strict_types=1);
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namespace TypeLang\Mapper\Mapping\Introspection;
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use TypeLang\Mapper\Mapping\Metadata\PropertyMetadata;
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use TypeLang\Mapper\Runtime\Context;
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use TypeLang\Parser\Node\Stmt\NamedTypeNode;
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use TypeLang\Parser\Node\Stmt\TypeStatement;
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final class PropertyIntrospection implements IntrospectionInterface
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{
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public function __construct(
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private readonly PropertyMetadata $metadata,
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) {}
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public function getTypeStatement(Context $context): TypeStatement
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{
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$info = $this->metadata->findTypeInfo();
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if ($info === null) {
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return new NamedTypeNode('mixed');
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}
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$statement = clone $info->getTypeStatement();
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if ($context->isDetailedTypes() || !$statement instanceof NamedTypeNode) {
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return $statement;
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}
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return new NamedTypeNode($statement->name);
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}
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}

‎src/Mapping/Metadata/ClassMetadata.php

+5-24
Original file line numberDiff line numberDiff line change
@@ -4,17 +4,17 @@
44

55
namespace TypeLang\Mapper\Mapping\Metadata;
66

7+
use TypeLang\Mapper\Mapping\Introspection\ClassIntrospection;
8+
use TypeLang\Mapper\Mapping\Introspection\IntrospectionInterface;
79
use TypeLang\Mapper\Runtime\Context;
8-
use TypeLang\Parser\Node\Stmt\NamedTypeNode;
9-
use TypeLang\Parser\Node\Stmt\Shape\FieldsListNode;
1010
use TypeLang\Parser\Node\Stmt\TypeStatement;
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1212
/**
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* Represents an abstraction over general information about a class.
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*
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* @template T of object
1616
*/
17-
final class ClassMetadata extends Metadata
17+
final class ClassMetadata extends Metadata implements IntrospectionInterface
1818
{
1919
/**
2020
* Contains a list of class fields available for
@@ -66,27 +66,8 @@ public function __construct(
6666
*/
6767
public function getTypeStatement(Context $context): TypeStatement
6868
{
69-
if (!$context->isDetailedTypes()) {
70-
return new NamedTypeNode($this->getName());
71-
}
72-
73-
$fields = [];
74-
75-
foreach ($this->getProperties() as $property) {
76-
$field = $property->getFieldNode($context);
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78-
if ($field === null) {
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continue;
80-
}
81-
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$fields[] = $field;
83-
}
84-
85-
if ($fields === []) {
86-
return new NamedTypeNode($this->getName());
87-
}
88-
89-
return new NamedTypeNode($this->getName(), fields: new FieldsListNode($fields));
69+
return (new ClassIntrospection($this))
70+
->getTypeStatement($context);
9071
}
9172

9273
/**

‎src/Mapping/Metadata/PropertyMetadata.php

+6-43
Original file line numberDiff line numberDiff line change
@@ -4,12 +4,12 @@
44

55
namespace TypeLang\Mapper\Mapping\Metadata;
66

7+
use TypeLang\Mapper\Mapping\Introspection\IntrospectionInterface;
8+
use TypeLang\Mapper\Mapping\Introspection\PropertyIntrospection;
79
use TypeLang\Mapper\Runtime\Context;
8-
use TypeLang\Parser\Node\Stmt\NamedTypeNode;
9-
use TypeLang\Parser\Node\Stmt\Shape\NamedFieldNode;
1010
use TypeLang\Parser\Node\Stmt\TypeStatement;
1111

12-
final class PropertyMetadata extends Metadata
12+
final class PropertyMetadata extends Metadata implements IntrospectionInterface
1313
{
1414
/**
1515
* @var non-empty-string
@@ -43,47 +43,10 @@ public function __construct(
4343
*
4444
* @codeCoverageIgnore
4545
*/
46-
public function getTypeStatement(Context $context): ?TypeStatement
46+
public function getTypeStatement(Context $context): TypeStatement
4747
{
48-
$info = $this->findTypeInfo();
49-
50-
if ($info === null) {
51-
return null;
52-
}
53-
54-
$statement = clone $info->getTypeStatement();
55-
56-
if ($context->isDetailedTypes() || !$statement instanceof NamedTypeNode) {
57-
return $statement;
58-
}
59-
60-
return new NamedTypeNode($statement->name);
61-
}
62-
63-
/**
64-
* Dynamically creates AST field representation.
65-
*
66-
* @codeCoverageIgnore
67-
*/
68-
public function getFieldNode(Context $context): ?NamedFieldNode
69-
{
70-
$statement = $this->getTypeStatement($context);
71-
72-
if ($statement === null) {
73-
return null;
74-
}
75-
76-
$name = $this->getName();
77-
78-
if ($context->isDenormalization()) {
79-
$name = $this->getExportName();
80-
}
81-
82-
return new NamedFieldNode(
83-
key: $name,
84-
of: $statement,
85-
optional: $this->hasDefaultValue(),
86-
);
48+
return (new PropertyIntrospection($this))
49+
->getTypeStatement($context);
8750
}
8851

8952
/**

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