File dsl/ast/DslFunction.class.php

Last commit: Sun Jun 26 15:47:05 2022 +0200	Jan Dankert	Fetched from upstream.


     1 <?php
     2 
     3 namespace dsl\ast;
     4 
     5 use dsl\DslParserException;
     6 use dsl\DslRuntimeException;
     7 use dsl\DslToken;
     8 
     9 class DslFunction extends DslElement implements DslStatement
    10 {
    11 	/**
    12 	 * @var String[]
    13 	 */
    14 	public $parameters;
    15 
    16 	/**
    17 	 * @var DslStatementList
    18 	 */
    19 	public $body;
    20 
    21 	/**
    22 	 * creates the function.
    23 	 *
    24 	 * @param array $context
    25 	 * @return mixed|void
    26 	 * @throws DslRuntimeException
    27 	 */
    28 	public function execute( & $context ) {
    29 
    30 		$clonedContext = $context;
    31 		return $this->body->execute( $context );
    32 	}
    33 
    34 	/**
    35 	 * DslFunction constructor.
    36 	 *
    37 	 * @param $functionParameter DslToken[]
    38 	 * @param $functionBody DslStatement
    39 	 * @throws DslParserException
    40 	 */
    41 	public function __construct( $functionParameter, $functionBody )
    42 	{
    43 		$this->parameters = [];
    44 		foreach( $this->splitByComma( $functionParameter ) as $parameter ) {
    45 			if   ( sizeof($parameter) != 1 )
    46 				throw new DslParserException('function parameter must be a single name');
    47 			$nameToken = $parameter[0];
    48 			if   ( $nameToken->type == DslToken::T_NONE ) // no parameter
    49 				continue;
    50 			if   ( $nameToken->type != DslToken::T_STRING )
    51 				throw new DslParserException('function parameter must be a name');
    52 
    53 			$this->parameters[] = $nameToken->value;
    54 		}
    55 
    56 		$this->body = new DslStatementList( $functionBody );
    57 	}
    58 
    59 	public function parse($tokens)
    60 	{
    61 	}
    62 
    63 }



Download dsl/ast/DslFunction.class.php


History
Sun, 26 Jun 2022 15:47:05 +0200	Jan Dankert	Fetched from upstream.
Mon, 6 Jun 2022 14:06:46 +0200	Jan Dankert	First commit after fetching from upstream repo.