400 lines
11 KiB
PHP
400 lines
11 KiB
PHP
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<?php declare(strict_types=1);
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namespace PhpParser;
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use PhpParser\Node\Arg;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Expr\BinaryOp\Concat;
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use PhpParser\Node\Identifier;
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use PhpParser\Node\Name;
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use PhpParser\Node\Scalar\String_;
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use PhpParser\Node\Stmt\Use_;
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class BuilderFactory
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{
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/**
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* Creates an attribute node.
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*
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* @param string|Name $name Name of the attribute
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* @param array $args Attribute named arguments
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*
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* @return Node\Attribute
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*/
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public function attribute($name, array $args = []) : Node\Attribute {
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return new Node\Attribute(
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BuilderHelpers::normalizeName($name),
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$this->args($args)
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);
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}
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/**
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* Creates a namespace builder.
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*
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* @param null|string|Node\Name $name Name of the namespace
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*
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* @return Builder\Namespace_ The created namespace builder
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*/
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public function namespace($name) : Builder\Namespace_ {
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return new Builder\Namespace_($name);
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}
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/**
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* Creates a class builder.
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*
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* @param string $name Name of the class
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*
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* @return Builder\Class_ The created class builder
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*/
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public function class(string $name) : Builder\Class_ {
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return new Builder\Class_($name);
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}
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/**
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* Creates an interface builder.
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*
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* @param string $name Name of the interface
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*
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* @return Builder\Interface_ The created interface builder
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*/
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public function interface(string $name) : Builder\Interface_ {
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return new Builder\Interface_($name);
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}
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/**
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* Creates a trait builder.
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*
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* @param string $name Name of the trait
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*
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* @return Builder\Trait_ The created trait builder
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*/
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public function trait(string $name) : Builder\Trait_ {
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return new Builder\Trait_($name);
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}
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/**
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* Creates an enum builder.
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*
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* @param string $name Name of the enum
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*
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* @return Builder\Enum_ The created enum builder
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*/
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public function enum(string $name) : Builder\Enum_ {
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return new Builder\Enum_($name);
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}
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/**
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* Creates a trait use builder.
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*
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* @param Node\Name|string ...$traits Trait names
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*
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* @return Builder\TraitUse The create trait use builder
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*/
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public function useTrait(...$traits) : Builder\TraitUse {
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return new Builder\TraitUse(...$traits);
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}
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/**
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* Creates a trait use adaptation builder.
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*
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* @param Node\Name|string|null $trait Trait name
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* @param Node\Identifier|string $method Method name
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*
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* @return Builder\TraitUseAdaptation The create trait use adaptation builder
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*/
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public function traitUseAdaptation($trait, $method = null) : Builder\TraitUseAdaptation {
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if ($method === null) {
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$method = $trait;
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$trait = null;
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}
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return new Builder\TraitUseAdaptation($trait, $method);
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}
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/**
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* Creates a method builder.
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*
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* @param string $name Name of the method
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*
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* @return Builder\Method The created method builder
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*/
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public function method(string $name) : Builder\Method {
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return new Builder\Method($name);
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}
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/**
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* Creates a parameter builder.
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*
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* @param string $name Name of the parameter
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*
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* @return Builder\Param The created parameter builder
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*/
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public function param(string $name) : Builder\Param {
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return new Builder\Param($name);
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}
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/**
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* Creates a property builder.
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*
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* @param string $name Name of the property
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*
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* @return Builder\Property The created property builder
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*/
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public function property(string $name) : Builder\Property {
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return new Builder\Property($name);
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}
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/**
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* Creates a function builder.
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*
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* @param string $name Name of the function
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*
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* @return Builder\Function_ The created function builder
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*/
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public function function(string $name) : Builder\Function_ {
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return new Builder\Function_($name);
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}
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/**
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* Creates a namespace/class use builder.
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*
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* @param Node\Name|string $name Name of the entity (namespace or class) to alias
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*
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* @return Builder\Use_ The created use builder
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*/
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public function use($name) : Builder\Use_ {
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return new Builder\Use_($name, Use_::TYPE_NORMAL);
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}
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/**
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* Creates a function use builder.
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*
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* @param Node\Name|string $name Name of the function to alias
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*
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* @return Builder\Use_ The created use function builder
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*/
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public function useFunction($name) : Builder\Use_ {
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return new Builder\Use_($name, Use_::TYPE_FUNCTION);
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}
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/**
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* Creates a constant use builder.
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*
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* @param Node\Name|string $name Name of the const to alias
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*
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* @return Builder\Use_ The created use const builder
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*/
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public function useConst($name) : Builder\Use_ {
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return new Builder\Use_($name, Use_::TYPE_CONSTANT);
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}
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/**
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* Creates a class constant builder.
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*
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* @param string|Identifier $name Name
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* @param Node\Expr|bool|null|int|float|string|array $value Value
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*
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* @return Builder\ClassConst The created use const builder
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*/
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public function classConst($name, $value) : Builder\ClassConst {
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return new Builder\ClassConst($name, $value);
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}
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/**
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* Creates an enum case builder.
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*
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* @param string|Identifier $name Name
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*
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* @return Builder\EnumCase The created use const builder
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*/
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public function enumCase($name) : Builder\EnumCase {
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return new Builder\EnumCase($name);
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}
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/**
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* Creates node a for a literal value.
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*
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* @param Expr|bool|null|int|float|string|array $value $value
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*
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* @return Expr
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*/
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public function val($value) : Expr {
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return BuilderHelpers::normalizeValue($value);
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}
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/**
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* Creates variable node.
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*
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* @param string|Expr $name Name
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*
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* @return Expr\Variable
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*/
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public function var($name) : Expr\Variable {
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if (!\is_string($name) && !$name instanceof Expr) {
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throw new \LogicException('Variable name must be string or Expr');
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}
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return new Expr\Variable($name);
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}
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/**
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* Normalizes an argument list.
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*
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* Creates Arg nodes for all arguments and converts literal values to expressions.
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*
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* @param array $args List of arguments to normalize
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*
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* @return Arg[]
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*/
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public function args(array $args) : array {
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$normalizedArgs = [];
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foreach ($args as $key => $arg) {
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if (!($arg instanceof Arg)) {
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$arg = new Arg(BuilderHelpers::normalizeValue($arg));
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}
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if (\is_string($key)) {
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$arg->name = BuilderHelpers::normalizeIdentifier($key);
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}
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$normalizedArgs[] = $arg;
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}
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return $normalizedArgs;
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}
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/**
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* Creates a function call node.
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*
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* @param string|Name|Expr $name Function name
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* @param array $args Function arguments
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*
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* @return Expr\FuncCall
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*/
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public function funcCall($name, array $args = []) : Expr\FuncCall {
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return new Expr\FuncCall(
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BuilderHelpers::normalizeNameOrExpr($name),
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$this->args($args)
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);
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}
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/**
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* Creates a method call node.
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*
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* @param Expr $var Variable the method is called on
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* @param string|Identifier|Expr $name Method name
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* @param array $args Method arguments
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*
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* @return Expr\MethodCall
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*/
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public function methodCall(Expr $var, $name, array $args = []) : Expr\MethodCall {
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return new Expr\MethodCall(
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$var,
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BuilderHelpers::normalizeIdentifierOrExpr($name),
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$this->args($args)
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);
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}
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/**
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* Creates a static method call node.
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*
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* @param string|Name|Expr $class Class name
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* @param string|Identifier|Expr $name Method name
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* @param array $args Method arguments
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*
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* @return Expr\StaticCall
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*/
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public function staticCall($class, $name, array $args = []) : Expr\StaticCall {
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return new Expr\StaticCall(
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BuilderHelpers::normalizeNameOrExpr($class),
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BuilderHelpers::normalizeIdentifierOrExpr($name),
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$this->args($args)
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);
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}
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/**
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* Creates an object creation node.
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*
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* @param string|Name|Expr $class Class name
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* @param array $args Constructor arguments
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*
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* @return Expr\New_
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*/
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public function new($class, array $args = []) : Expr\New_ {
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return new Expr\New_(
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BuilderHelpers::normalizeNameOrExpr($class),
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$this->args($args)
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);
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}
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/**
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* Creates a constant fetch node.
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*
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* @param string|Name $name Constant name
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*
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* @return Expr\ConstFetch
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*/
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public function constFetch($name) : Expr\ConstFetch {
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return new Expr\ConstFetch(BuilderHelpers::normalizeName($name));
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}
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/**
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* Creates a property fetch node.
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*
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* @param Expr $var Variable holding object
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* @param string|Identifier|Expr $name Property name
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*
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* @return Expr\PropertyFetch
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*/
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public function propertyFetch(Expr $var, $name) : Expr\PropertyFetch {
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return new Expr\PropertyFetch($var, BuilderHelpers::normalizeIdentifierOrExpr($name));
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}
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/**
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* Creates a class constant fetch node.
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*
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* @param string|Name|Expr $class Class name
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* @param string|Identifier|Expr $name Constant name
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*
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* @return Expr\ClassConstFetch
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*/
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public function classConstFetch($class, $name): Expr\ClassConstFetch {
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return new Expr\ClassConstFetch(
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BuilderHelpers::normalizeNameOrExpr($class),
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BuilderHelpers::normalizeIdentifierOrExpr($name)
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);
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}
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/**
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* Creates nested Concat nodes from a list of expressions.
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*
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* @param Expr|string ...$exprs Expressions or literal strings
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*
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* @return Concat
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*/
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public function concat(...$exprs) : Concat {
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$numExprs = count($exprs);
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if ($numExprs < 2) {
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throw new \LogicException('Expected at least two expressions');
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}
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$lastConcat = $this->normalizeStringExpr($exprs[0]);
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for ($i = 1; $i < $numExprs; $i++) {
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$lastConcat = new Concat($lastConcat, $this->normalizeStringExpr($exprs[$i]));
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}
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return $lastConcat;
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}
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/**
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* @param string|Expr $expr
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* @return Expr
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*/
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private function normalizeStringExpr($expr) : Expr {
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if ($expr instanceof Expr) {
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return $expr;
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}
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if (\is_string($expr)) {
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return new String_($expr);
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}
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throw new \LogicException('Expected string or Expr');
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}
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}
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