Edge.php
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Edge.php
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	<?php

	namespace Wikimedia\LangConv\Construct;

	/**
	* An edge between states in a mutable FST.
	*/
	class Edge {
	/** @var State */
	public $from;
	/** @var int */
	public $id;
	/** @var string */
	public $upper;
	/** @var string */
	public $lower;
	/** @var State */
	public $to;

	/**
	* Create a new Edge.
	* @param State $from State this edge is coming from (and stored in)
	* @param int $id Index of this edge in from State's edges array.
	* @param string $upper Token on the upper side of this edge
	* @param string $lower Token on the lower side of this edge
	* @param State $to Destination state
	*/
	public function __construct( State $from, int $id, string $upper, string $lower, State $to ) {
	$this->from = $from;
	$this->id = $id;
	$this->upper = $upper;
	$this->lower = $lower;
	$this->to = $to;
	}
	}