ConstantInterface.php
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ConstantInterface.php
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	<?php

	declare(strict_types=1);

	namespace Phan\Language\Element;

	use ast\Node;
	use Phan\Language\FQSEN;
	use Phan\Language\FutureUnionType;
	use Phan\Language\UnionType;

	/**
	* Represents APIs used when Phan is setting up/analyzing
	* the representation of a given global or class constant.
	* @method FQSEN getFQSEN() return type covariance isn't supported in php 7.0, I think
	*/
	interface ConstantInterface
	{

	/**
	* Sets a value that can be used to resolve the union type of this constant later.
	* Used if it cannot be resolved immediately while parsing.
	*/
	public function setFutureUnionType(FutureUnionType $future_union_type): void;

	/**
	* Sets the node with the AST representing the value of this constant.
	*
	* @param Node\|string\|float\|int $node
	*/
	public function setNodeForValue($node): void;

	/**
	* Gets the node with the AST representing the value of this constant.
	*
	* @return Node\|string\|float\|int
	*/
	public function getNodeForValue();

	/**
	* Gets the union type of this constant.
	*/
	public function getUnionType(): UnionType;
	}