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Populator.php
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Populator.php
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<?php
declare(strict_types=1);
namespace Psalm\Internal\Codebase;
use BackedEnum;
use Exception;
use InvalidArgumentException;
use Psalm\Internal\Analyzer\ClassLikeAnalyzer;
use Psalm\Internal\MethodIdentifier;
use Psalm\Internal\Provider\ClassLikeStorageProvider;
use Psalm\Internal\Provider\FileReferenceProvider;
use Psalm\Internal\Provider\FileStorageProvider;
use Psalm\Issue\CircularReference;
use Psalm\IssueBuffer;
use Psalm\Progress\Progress;
use Psalm\Storage\ClassConstantStorage;
use Psalm\Storage\ClassLikeStorage;
use Psalm\Storage\FileStorage;
use Psalm\Storage\PropertyStorage;
use Psalm\Type\Atomic\TInt;
use Psalm\Type\Atomic\TNonEmptyString;
use Psalm\Type\Atomic\TString;
use Psalm\Type\Atomic\TTemplateParam;
use Psalm\Type\Union;
use UnitEnum;
use function array_filter;
use function array_flip;
use function array_intersect_key;
use function array_keys;
use function array_merge;
use function array_splice;
use function count;
use function in_array;
use function key;
use function reset;
use function strpos;
use function strtolower;
/**
* @internal
*
* Populates file and class information so that analysis can work properly
*/
final class Populator
{
/**
* @var array<lowercase-string, list<ClassLikeStorage>>
*/
private array $invalid_class_storages = [];
public function __construct(
private ClassLikeStorageProvider $classlike_storage_provider,
private readonly FileStorageProvider $file_storage_provider,
private readonly ClassLikes $classlikes,
private readonly FileReferenceProvider $file_reference_provider,
private readonly Progress $progress,
) {
}
public function populateCodebase(): void
{
$this->progress->debug('ClassLikeStorage is populating' . "\n");
foreach ($this->classlike_storage_provider->getNew() as $class_storage) {
$this->populateClassLikeStorage($class_storage);
}
$this->progress->debug('ClassLikeStorage is populated' . "\n");
$this->progress->debug('FileStorage is populating' . "\n");
$all_file_storage = $this->file_storage_provider->getNew();
foreach ($all_file_storage as $file_storage) {
$this->populateFileStorage($file_storage);
}
foreach ($this->classlike_storage_provider->getNew() as $class_storage) {
foreach ($class_storage->dependent_classlikes as $dependent_classlike_lc => $_) {
try {
$dependee_storage = $this->classlike_storage_provider->get($dependent_classlike_lc);
} catch (InvalidArgumentException) {
continue;
}
$class_storage->dependent_classlikes += $dependee_storage->dependent_classlikes;
}
}
$this->progress->debug('FileStorage is populated' . "\n");
ClassLikeStorageProvider::populated();
FileStorageProvider::populated();
}
private function populateClassLikeStorage(ClassLikeStorage $storage, array $dependent_classlikes = []): void
{
if ($storage->populated) {
return;
}
$fq_classlike_name_lc = strtolower($storage->name);
if (isset($dependent_classlikes[$fq_classlike_name_lc])) {
if ($storage->location) {
IssueBuffer::maybeAdd(
new CircularReference(
'Circular reference discovered when loading ' . $storage->name,
$storage->location,
),
);
}
return;
}
$storage_provider = $this->classlike_storage_provider;
$dependent_classlikes[$fq_classlike_name_lc] = true;
foreach ($storage->used_traits as $used_trait_lc => $_) {
$this->populateDataFromTrait($storage, $storage_provider, $dependent_classlikes, $used_trait_lc);
}
if ($storage->parent_classes) {
$this->populateDataFromParentClass(
$storage,
$storage_provider,
$dependent_classlikes,
reset($storage->parent_classes),
);
}
if (!strpos($fq_classlike_name_lc, '\\')
&& !isset($storage->methods['__construct'])
&& isset($storage->methods[$fq_classlike_name_lc])
&& !$storage->is_interface
&& !$storage->is_trait
) {
$storage->methods['__construct'] = $storage->methods[$fq_classlike_name_lc];
}
foreach ($storage->direct_interface_parents as $parent_interface_lc => $_) {
$this->populateInterfaceDataFromParentInterface(
$storage,
$storage_provider,
$dependent_classlikes,
$parent_interface_lc,
);
}
foreach ($storage->direct_class_interfaces as $implemented_interface_lc => $_) {
$this->populateDataFromImplementedInterface(
$storage,
$storage_provider,
$dependent_classlikes,
$implemented_interface_lc,
);
}
if ($storage->location) {
$file_path = $storage->location->file_path;
foreach ($storage->parent_interfaces as $parent_interface_lc) {
$this->file_reference_provider->addFileInheritanceToClass($file_path, $parent_interface_lc);
}
foreach ($storage->parent_classes as $parent_class_lc => $_) {
$this->file_reference_provider->addFileInheritanceToClass($file_path, $parent_class_lc);
}
foreach ($storage->class_implements as $implemented_interface) {
$this->file_reference_provider->addFileInheritanceToClass(
$file_path,
strtolower($implemented_interface),
);
}
foreach ($storage->used_traits as $used_trait_lc => $_) {
$this->file_reference_provider->addFileInheritanceToClass($file_path, $used_trait_lc);
}
}
if ($storage->mutation_free || $storage->external_mutation_free) {
foreach ($storage->methods as $method) {
if (!$method->is_static && !$method->external_mutation_free) {
$method->mutation_free = $storage->mutation_free;
$method->external_mutation_free = $storage->external_mutation_free;
$method->immutable = $storage->mutation_free;
}
}
if ($storage->mutation_free) {
foreach ($storage->properties as $property) {
if (!$property->is_static) {
$property->readonly = true;
}
}
}
}
if ($storage->specialize_instance) {
foreach ($storage->methods as $method) {
if (!$method->is_static) {
$method->specialize_call = true;
}
}
}
if (!$storage->is_interface && !$storage->is_trait) {
foreach ($storage->methods as $method) {
$method->internal = [...$storage->internal, ...$method->internal];
}
foreach ($storage->properties as $property) {
$property->internal = [...$storage->internal, ...$property->internal];
}
}
$this->populateOverriddenMethods($storage, $storage_provider);
$this->progress->debug('Have populated ' . $storage->name . "\n");
$storage->populated = true;
if (isset($this->invalid_class_storages[$fq_classlike_name_lc])) {
foreach ($this->invalid_class_storages[$fq_classlike_name_lc] as $dependency) {
// Dependencies may not be fully set yet, so we have to loop through dependencies of dependencies
$dependencies = [strtolower($dependency->name) => true];
do {
$current_dependency_name = key(array_splice($dependencies, 0, 1)); // Key shift
$current_dependency = $storage_provider->get($current_dependency_name);
$dependencies += $current_dependency->dependent_classlikes;
if (isset($current_dependency->dependent_classlikes[$fq_classlike_name_lc])) {
if ($dependency->location) {
IssueBuffer::maybeAdd(
new CircularReference(
'Circular reference discovered when loading ' . $dependency->name,
$dependency->location,
),
);
}
continue 2;
}
} while (!empty($dependencies));
$dependency->populated = false;
unset($dependency->invalid_dependencies[$fq_classlike_name_lc]);
$this->populateClassLikeStorage($dependency, $dependent_classlikes);
}
unset($this->invalid_class_storages[$fq_classlike_name_lc]);
}
}
private function populateOverriddenMethods(
ClassLikeStorage $storage,
ClassLikeStorageProvider $storage_provider,
): void {
$interface_method_implementers = [];
foreach ($storage->class_implements as $interface) {
try {
$implemented_interface = strtolower(
$this->classlikes->getUnAliasedName(
$interface,
),
);
$implemented_interface_storage = $storage_provider->get($implemented_interface);
} catch (InvalidArgumentException) {
continue;
}
$implemented_interface_storage->dependent_classlikes[strtolower($storage->name)] = true;
foreach ($implemented_interface_storage->methods as $method_name => $method) {
if ($method->visibility === ClassLikeAnalyzer::VISIBILITY_PUBLIC) {
$interface_method_implementers[$method_name][] = new MethodIdentifier(
$implemented_interface_storage->name,
$method_name,
);
}
}
}
foreach ($interface_method_implementers as $method_name => $interface_method_ids) {
if (count($interface_method_ids) === 1) {
if (isset($storage->methods[$method_name])) {
$method_storage = $storage->methods[$method_name];
if ($method_storage->signature_return_type
&& !$method_storage->signature_return_type->isVoid()
&& $method_storage->return_type === $method_storage->signature_return_type
) {
$interface_fqcln = $interface_method_ids[0]->fq_class_name;
$interface_storage = $storage_provider->get($interface_fqcln);
if (isset($interface_storage->methods[$method_name])) {
$interface_method_storage = $interface_storage->methods[$method_name];
if ($interface_method_storage->throws
&& (!$method_storage->throws || $method_storage->inheritdoc)
) {
$method_storage->throws += $interface_method_storage->throws;
}
}
}
}
}
foreach ($interface_method_ids as $interface_method_id) {
$storage->overridden_method_ids[$method_name][$interface_method_id->fq_class_name]
= $interface_method_id;
}
}
$storage->documenting_method_ids = [];
foreach ($storage->methods as $method_name => $method_storage) {
if (isset($storage->overridden_method_ids[$method_name])) {
$overridden_method_ids = $storage->overridden_method_ids[$method_name];
$candidate_overridden_ids = null;
$declaring_class_storages = [];
foreach ($overridden_method_ids as $declaring_method_id) {
$declaring_class = $declaring_method_id->fq_class_name;
$declaring_class_storage
= $declaring_class_storages[$declaring_class]
= $this->classlike_storage_provider->get($declaring_class);
if ($candidate_overridden_ids === null) {
$candidate_overridden_ids
= ($declaring_class_storage->overridden_method_ids[$method_name] ?? [])
+ [$declaring_method_id->fq_class_name => $declaring_method_id];
} else {
$candidate_overridden_ids = array_intersect_key(
$candidate_overridden_ids,
($declaring_class_storage->overridden_method_ids[$method_name] ?? [])
+ [$declaring_method_id->fq_class_name => $declaring_method_id],
);
}
}
foreach ($overridden_method_ids as $declaring_method_id) {
$declaring_class = $declaring_method_id->fq_class_name;
$declaring_method_name = $declaring_method_id->method_name;
$declaring_class_storage = $declaring_class_storages[$declaring_class];
$declaring_method_storage = $declaring_class_storage->methods[$declaring_method_name]
?? $declaring_class_storage->pseudo_methods[$declaring_method_name]
?? $declaring_class_storage->pseudo_static_methods[$declaring_method_name];
if (($declaring_method_storage->has_docblock_param_types
|| $declaring_method_storage->has_docblock_return_type)
&& !$method_storage->has_docblock_param_types
&& !$method_storage->has_docblock_return_type
&& $method_storage->inherited_return_type !== null
) {
if (!isset($storage->documenting_method_ids[$method_name])
|| (string) $storage->documenting_method_ids[$method_name]
=== (string) $declaring_method_id
) {
$storage->documenting_method_ids[$method_name] = $declaring_method_id;
$method_storage->inherited_return_type = true;
} else {
if (in_array(
$storage->documenting_method_ids[$method_name]->fq_class_name,
$declaring_class_storage->parent_interfaces,
)) {
$storage->documenting_method_ids[$method_name] = $declaring_method_id;
$method_storage->inherited_return_type = true;
} else {
$documenting_class_storage = $declaring_class_storages
[$storage->documenting_method_ids[$method_name]->fq_class_name];
if (!in_array(
$declaring_class,
$documenting_class_storage->parent_interfaces,
) && $documenting_class_storage->is_interface
) {
unset($storage->documenting_method_ids[$method_name]);
$method_storage->inherited_return_type = null;
}
}
}
}
// tell the declaring class it's overridden downstream
$declaring_method_storage->overridden_downstream = true;
$declaring_method_storage->overridden_somewhere = true;
if ($declaring_method_storage->mutation_free_inferred) {
$declaring_method_storage->mutation_free = false;
$declaring_method_storage->external_mutation_free = false;
$declaring_method_storage->mutation_free_inferred = false;
}
if ($declaring_method_storage->throws
&& (!$method_storage->throws || $method_storage->inheritdoc)
) {
$method_storage->throws += $declaring_method_storage->throws;
}
}
}
}
}
private function populateDataFromTrait(
ClassLikeStorage $storage,
ClassLikeStorageProvider $storage_provider,
array $dependent_classlikes,
string $used_trait_lc,
): void {
try {
$used_trait_lc = strtolower(
$this->classlikes->getUnAliasedName(
$used_trait_lc,
),
);
$trait_storage = $storage_provider->get($used_trait_lc);
} catch (InvalidArgumentException) {
return;
}
$this->populateClassLikeStorage($trait_storage, $dependent_classlikes);
$this->inheritConstantsFromTrait($storage, $trait_storage);
$this->inheritMethodsFromParent($storage, $trait_storage);
$this->inheritPropertiesFromParent($storage, $trait_storage);
self::extendTemplateParams($storage, $trait_storage, false);
$storage->pseudo_property_get_types += $trait_storage->pseudo_property_get_types;
$storage->pseudo_property_set_types += $trait_storage->pseudo_property_set_types;
$storage->pseudo_static_methods += $trait_storage->pseudo_static_methods;
$storage->pseudo_methods += $trait_storage->pseudo_methods;
$storage->declaring_pseudo_method_ids += $trait_storage->declaring_pseudo_method_ids;
}
private static function extendType(
Union $type,
ClassLikeStorage $storage,
): Union {
$extended_types = [];
foreach ($type->getAtomicTypes() as $atomic_type) {
if ($atomic_type instanceof TTemplateParam) {
$referenced_type
= $storage->template_extended_params[$atomic_type->defining_class][$atomic_type->param_name]
?? null;
if ($referenced_type) {
foreach ($referenced_type->getAtomicTypes() as $atomic_referenced_type) {
if (!$atomic_referenced_type instanceof TTemplateParam) {
$extended_types[] = $atomic_referenced_type;
} else {
$extended_types[] = $atomic_type;
}
}
} else {
$extended_types[] = $atomic_type;
}
} else {
$extended_types[] = $atomic_type;
}
}
return new Union($extended_types);
}
private function populateDataFromParentClass(
ClassLikeStorage $storage,
ClassLikeStorageProvider $storage_provider,
array $dependent_classlikes,
string $parent_storage_class,
): void {
$parent_storage_class = strtolower(
$this->classlikes->getUnAliasedName(
$parent_storage_class,
),
);
try {
$parent_storage = $storage_provider->get($parent_storage_class);
} catch (InvalidArgumentException) {
$this->progress->debug('Populator could not find dependency (' . __LINE__ . ")\n");
$storage->invalid_dependencies[$parent_storage_class] = true;
$this->invalid_class_storages[$parent_storage_class][] = $storage;
return;
}
$this->populateClassLikeStorage($parent_storage, $dependent_classlikes);
$storage->parent_classes = [...$storage->parent_classes, ...$parent_storage->parent_classes];
self::extendTemplateParams($storage, $parent_storage, true);
$this->inheritMethodsFromParent($storage, $parent_storage);
$this->inheritPropertiesFromParent($storage, $parent_storage);
$storage->class_implements = [...$storage->class_implements, ...$parent_storage->class_implements];
$storage->invalid_dependencies = [...$storage->invalid_dependencies, ...$parent_storage->invalid_dependencies];
if ($parent_storage->has_visitor_issues) {
$storage->has_visitor_issues = true;
}
$storage->constants = [...array_filter(
$parent_storage->constants,
static fn(ClassConstantStorage $constant): bool
=> $constant->visibility === ClassLikeAnalyzer::VISIBILITY_PUBLIC
|| $constant->visibility === ClassLikeAnalyzer::VISIBILITY_PROTECTED,
), ...$storage->constants];
if ($parent_storage->preserve_constructor_signature) {
$storage->preserve_constructor_signature = true;
}
if (($parent_storage->namedMixins || $parent_storage->templatedMixins)
&& (!$storage->namedMixins || !$storage->templatedMixins)) {
$storage->mixin_declaring_fqcln = $parent_storage->mixin_declaring_fqcln;
if (!$storage->namedMixins) {
$storage->namedMixins = $parent_storage->namedMixins;
}
if (!$storage->templatedMixins) {
$storage->templatedMixins = $parent_storage->templatedMixins;
}
}
$storage->pseudo_property_get_types += $parent_storage->pseudo_property_get_types;
$storage->pseudo_property_set_types += $parent_storage->pseudo_property_set_types;
$parent_storage->dependent_classlikes[strtolower($storage->name)] = true;
foreach ($parent_storage->pseudo_static_methods as $method_name => $pseudo_method) {
if (!isset($storage->methods[$method_name])) {
$storage->pseudo_static_methods[$method_name] = $pseudo_method;
}
}
foreach ($parent_storage->pseudo_methods as $method_name => $pseudo_method) {
if (!isset($storage->methods[$method_name])) {
$storage->pseudo_methods[$method_name] = $pseudo_method;
}
}
foreach ($parent_storage->declaring_pseudo_method_ids as $method_name => $pseudo_method_id) {
if (!isset($storage->methods[$method_name])) {
$storage->declaring_pseudo_method_ids[$method_name] = $pseudo_method_id;
};
}
}
private function populateInterfaceData(
ClassLikeStorage $storage,
ClassLikeStorage $interface_storage,
ClassLikeStorageProvider $storage_provider,
array $dependent_classlikes,
): void {
$this->populateClassLikeStorage($interface_storage, $dependent_classlikes);
// copy over any constants
$storage->constants = [...array_filter(
$interface_storage->constants,
static fn(ClassConstantStorage $constant): bool
=> $constant->visibility === ClassLikeAnalyzer::VISIBILITY_PUBLIC,
), ...$storage->constants];
$storage->invalid_dependencies = [
...$storage->invalid_dependencies,
...$interface_storage->invalid_dependencies,
];
self::extendTemplateParams($storage, $interface_storage, false);
$new_parents = array_keys($interface_storage->parent_interfaces);
$new_parents[] = $interface_storage->name;
foreach ($new_parents as $new_parent) {
try {
$new_parent = strtolower(
$this->classlikes->getUnAliasedName(
$new_parent,
),
);
$new_parent_interface_storage = $storage_provider->get($new_parent);
} catch (InvalidArgumentException) {
continue;
}
$new_parent_interface_storage->dependent_classlikes[strtolower($storage->name)] = true;
}
}
private static function extendTemplateParams(
ClassLikeStorage $storage,
ClassLikeStorage $parent_storage,
bool $from_direct_parent,
): void {
if ($parent_storage->yield && !$storage->yield) {
$storage->yield = $parent_storage->yield;
$storage->declaring_yield_fqcn ??= $parent_storage->name;
}
if ($parent_storage->template_types) {
$storage->template_extended_params[$parent_storage->name] = [];
if (isset($storage->template_extended_offsets[$parent_storage->name])) {
foreach ($storage->template_extended_offsets[$parent_storage->name] as $i => $type) {
$parent_template_type_names = array_keys($parent_storage->template_types);
$mapped_name = $parent_template_type_names[$i] ?? null;
if ($mapped_name) {
$storage->template_extended_params[$parent_storage->name][$mapped_name]
= $type;
}
}
if ($parent_storage->template_extended_params) {
foreach ($parent_storage->template_extended_params as $t_storage_class => $type_map) {
foreach ($type_map as $i => $type) {
$storage->template_extended_params[$t_storage_class][$i] = self::extendType(
$type,
$storage,
);
}
}
}
} else {
foreach ($parent_storage->template_types as $template_name => $template_type_map) {
foreach ($template_type_map as $template_type) {
$default_param = $template_type->setProperties(['from_docblock' => false]);
$storage->template_extended_params[$parent_storage->name][$template_name] = $default_param;
}
}
if ($from_direct_parent) {
if ($parent_storage->template_extended_params) {
$storage->template_extended_params = array_merge(
$storage->template_extended_params,
$parent_storage->template_extended_params,
);
}
}
}
} elseif ($parent_storage->template_extended_params) {
$storage->template_extended_params = array_merge(
$storage->template_extended_params ?: [],
$parent_storage->template_extended_params,
);
}
}
private function populateInterfaceDataFromParentInterface(
ClassLikeStorage $storage,
ClassLikeStorageProvider $storage_provider,
array $dependent_classlikes,
string $parent_interface_lc,
): void {
try {
$parent_interface_lc = strtolower(
$this->classlikes->getUnAliasedName(
$parent_interface_lc,
),
);
$parent_interface_storage = $storage_provider->get($parent_interface_lc);
} catch (InvalidArgumentException) {
$this->progress->debug('Populator could not find dependency (' . __LINE__ . ")\n");
$storage->invalid_dependencies[$parent_interface_lc] = true;
return;
}
$this->populateInterfaceData($storage, $parent_interface_storage, $storage_provider, $dependent_classlikes);
$this->inheritMethodsFromParent($storage, $parent_interface_storage);
$storage->pseudo_methods += $parent_interface_storage->pseudo_methods;
$storage->declaring_pseudo_method_ids += $parent_interface_storage->declaring_pseudo_method_ids;
$storage->parent_interfaces = [...$parent_interface_storage->parent_interfaces, ...$storage->parent_interfaces];
if (isset($storage->parent_interfaces[strtolower(UnitEnum::class)])) {
$storage->declaring_property_ids['name'] = $storage->name;
$storage->appearing_property_ids['name'] = "{$storage->name}::\$name";
$storage->properties['name'] = new PropertyStorage();
$storage->properties['name']->type = new Union([new TNonEmptyString()]);
}
if (isset($storage->parent_interfaces[strtolower(BackedEnum::class)])) {
$storage->declaring_property_ids['value'] = $storage->name;
$storage->appearing_property_ids['value'] = "{$storage->name}::\$value";
$storage->properties['value'] = new PropertyStorage();
$storage->properties['value']->type = new Union([new TInt(), new TString()]);
}
}
private function populateDataFromImplementedInterface(
ClassLikeStorage $storage,
ClassLikeStorageProvider $storage_provider,
array $dependent_classlikes,
string $implemented_interface_lc,
): void {
try {
$implemented_interface_lc = strtolower(
$this->classlikes->getUnAliasedName(
$implemented_interface_lc,
),
);
$implemented_interface_storage = $storage_provider->get($implemented_interface_lc);
} catch (InvalidArgumentException) {
$this->progress->debug('Populator could not find dependency (' . __LINE__ . ")\n");
$storage->invalid_dependencies[$implemented_interface_lc] = true;
return;
}
$this->populateInterfaceData(
$storage,
$implemented_interface_storage,
$storage_provider,
$dependent_classlikes,
);
$storage->class_implements = [
...$storage->class_implements,
...$implemented_interface_storage->parent_interfaces,
];
}
/**
* @param array<string, bool> $dependent_file_paths
*/
private function populateFileStorage(FileStorage $storage, array $dependent_file_paths = []): void
{
if ($storage->populated) {
return;
}
$file_path_lc = strtolower($storage->file_path);
if (isset($dependent_file_paths[$file_path_lc])) {
return;
}
$dependent_file_paths[$file_path_lc] = true;
$all_required_file_paths = $storage->required_file_paths;
foreach ($storage->required_file_paths as $included_file_path => $_) {
try {
$included_file_storage = $this->file_storage_provider->get($included_file_path);
} catch (InvalidArgumentException) {
continue;
}
$this->populateFileStorage($included_file_storage, $dependent_file_paths);
$all_required_file_paths = $all_required_file_paths + $included_file_storage->required_file_paths;
}
foreach ($all_required_file_paths as $included_file_path => $_) {
try {
$included_file_storage = $this->file_storage_provider->get($included_file_path);
} catch (InvalidArgumentException) {
continue;
}
$storage->declaring_function_ids = [
...$included_file_storage->declaring_function_ids,
...$storage->declaring_function_ids,
];
$storage->declaring_constants = [
...$included_file_storage->declaring_constants,
...$storage->declaring_constants,
];
}
foreach ($storage->referenced_classlikes as $fq_class_name) {
try {
$classlike_storage = $this->classlike_storage_provider->get($fq_class_name);
} catch (InvalidArgumentException) {
continue;
}
if (!$classlike_storage->location) {
continue;
}
try {
$included_file_storage = $this->file_storage_provider->get($classlike_storage->location->file_path);
} catch (InvalidArgumentException) {
continue;
}
foreach ($classlike_storage->used_traits as $used_trait) {
try {
$trait_storage = $this->classlike_storage_provider->get($used_trait);
} catch (InvalidArgumentException) {
continue;
}
if (!$trait_storage->location) {
continue;
}
try {
$included_trait_file_storage = $this->file_storage_provider->get(
$trait_storage->location->file_path,
);
} catch (InvalidArgumentException) {
continue;
}
$storage->declaring_function_ids = [
...$included_trait_file_storage->declaring_function_ids,
...$storage->declaring_function_ids,
];
}
$storage->declaring_function_ids = [
...$included_file_storage->declaring_function_ids,
...$storage->declaring_function_ids,
];
}
$storage->required_file_paths = $all_required_file_paths;
foreach ($all_required_file_paths as $required_file_path) {
try {
$required_file_storage = $this->file_storage_provider->get($required_file_path);
} catch (InvalidArgumentException) {
continue;
}
$required_file_storage->required_by_file_paths += [$file_path_lc => $storage->file_path];
}
foreach ($storage->required_classes as $required_classlike) {
try {
$classlike_storage = $this->classlike_storage_provider->get($required_classlike);
} catch (InvalidArgumentException) {
continue;
}
if (!$classlike_storage->location) {
continue;
}
try {
$required_file_storage = $this->file_storage_provider->get($classlike_storage->location->file_path);
} catch (InvalidArgumentException) {
continue;
}
$required_file_storage->required_by_file_paths += [$file_path_lc => $storage->file_path];
}
$storage->populated = true;
}
private function inheritConstantsFromTrait(
ClassLikeStorage $storage,
ClassLikeStorage $trait_storage,
): void {
if (!$trait_storage->is_trait) {
throw new Exception('Class like storage is not for a trait.');
}
foreach ($trait_storage->constants as $constant_name => $class_constant_storage) {
$trait_alias_map_cased = array_flip($storage->trait_alias_map_cased);
if (isset($trait_alias_map_cased[$constant_name])) {
$aliased_constant_name_lc = strtolower($trait_alias_map_cased[$constant_name]);
$aliased_constant_name = $trait_alias_map_cased[$constant_name];
} else {
$aliased_constant_name_lc = strtolower($constant_name);
$aliased_constant_name = $constant_name;
}
$visibility = $storage->trait_visibility_map[$aliased_constant_name_lc]
?? $class_constant_storage->visibility;
$final = $storage->trait_final_map[$aliased_constant_name_lc] ?? $class_constant_storage->final;
$storage->constants[$aliased_constant_name] = new ClassConstantStorage(
$class_constant_storage->type,
$class_constant_storage->inferred_type,
$visibility,
$class_constant_storage->location,
$class_constant_storage->type_location,
$class_constant_storage->stmt_location,
$class_constant_storage->deprecated,
$final,
$class_constant_storage->unresolved_node,
$class_constant_storage->attributes,
$class_constant_storage->suppressed_issues,
$class_constant_storage->description,
);
}
}
private function inheritMethodsFromParent(
ClassLikeStorage $storage,
ClassLikeStorage $parent_storage,
): void {
$fq_class_name = $storage->name;
$fq_class_name_lc = strtolower($fq_class_name);
if ($parent_storage->sealed_methods !== null) {
$storage->sealed_methods = $parent_storage->sealed_methods;
}
// register where they appear (can never be in a trait)
foreach ($parent_storage->appearing_method_ids as $method_name_lc => $appearing_method_id) {
$aliased_method_names = [$method_name_lc];
if ($parent_storage->is_trait
&& $storage->trait_alias_map
) {
$aliased_method_names = [
...$aliased_method_names,
...array_keys($storage->trait_alias_map, $method_name_lc, true),
];
}
foreach ($aliased_method_names as $aliased_method_name) {
if (isset($storage->appearing_method_ids[$aliased_method_name])) {
continue;
}
$implemented_method_id = new MethodIdentifier(
$fq_class_name,
$aliased_method_name,
);
$storage->appearing_method_ids[$aliased_method_name] =
$parent_storage->is_trait ? $implemented_method_id : $appearing_method_id;
$this_method_id = $fq_class_name_lc . '::' . $method_name_lc;
if (isset($storage->methods[$aliased_method_name])) {
$storage->potential_declaring_method_ids[$aliased_method_name] = [$this_method_id => true];
} else {
if (isset($parent_storage->potential_declaring_method_ids[$aliased_method_name])) {
$storage->potential_declaring_method_ids[$aliased_method_name]
= $parent_storage->potential_declaring_method_ids[$aliased_method_name];
}
$storage->potential_declaring_method_ids[$aliased_method_name][$this_method_id] = true;
$parent_method_id = strtolower($parent_storage->name) . '::' . $method_name_lc;
$storage->potential_declaring_method_ids[$aliased_method_name][$parent_method_id] = true;
}
}
}
// register where they're declared
foreach ($parent_storage->inheritable_method_ids as $method_name_lc => $declaring_method_id) {
if ($method_name_lc !== '__construct'
|| $parent_storage->preserve_constructor_signature
) {
if ($parent_storage->is_trait) {
$declaring_class = $declaring_method_id->fq_class_name;
$declaring_class_storage = $this->classlike_storage_provider->get($declaring_class);
if (isset($declaring_class_storage->methods[$method_name_lc])
&& $declaring_class_storage->methods[$method_name_lc]->abstract
) {
$storage->overridden_method_ids[$method_name_lc][$declaring_method_id->fq_class_name]
= $declaring_method_id;
}
} else {
$storage->overridden_method_ids[$method_name_lc][$declaring_method_id->fq_class_name]
= $declaring_method_id;
}
if (isset($parent_storage->overridden_method_ids[$method_name_lc])
&& isset($storage->overridden_method_ids[$method_name_lc])
) {
$storage->overridden_method_ids[$method_name_lc]
+= $parent_storage->overridden_method_ids[$method_name_lc];
}
}
$aliased_method_names = [$method_name_lc];
if ($parent_storage->is_trait
&& $storage->trait_alias_map
) {
$aliased_method_names = [
...$aliased_method_names,
...array_keys($storage->trait_alias_map, $method_name_lc, true),
];
}