ShellParser.php
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ShellParser.php
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	<?php

	namespace Shellbox\ShellParser;

	use Wikimedia\WikiPEG\SyntaxError;

	/**
	* Top-level entry for shell command parsing
	*/
	class ShellParser {
	/**
	* Parse a shell command
	*
	* @param string $command
	* @return SyntaxTree
	*/
	public function parse( string $command ) {
	$peg = new PEGParser;
	try {
	$node = $peg->parse( $command );
	} catch ( SyntaxError $e ) {
	throw new ShellSyntaxError( $e->getMessage(), $e->location->start, $command );
	}
	return new SyntaxTree( $node );
	}
	}