slogo.parser

Class BackwardParser

java.lang.Object

slogo.parser.BackwardParser

All Implemented Interfaces:

Parser

public class BackwardParser
extends java.lang.Object
implements Parser

Parse a BACKWARD Statement, which looks like BACKWARD dist

Constructor Summary

Constructors

Constructor and Description
BackwardParser() BackwardParser Constructor

Method Summary

Modifier and Type	Method and Description
GrammarElement	parse(SLogoInterpreter interpreter) Parses a BACKWARD instruction

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BackwardParser

public BackwardParser()

BackwardParser Constructor

Method Detail

parse

public GrammarElement parse(SLogoInterpreter interpreter)

Parses a BACKWARD instruction

Specified by:

parse in interface Parser

Parameters:

interpreter - is a SLogoInterperter used to interpret the code

Returns:

a Backward(dist) instruction call to properly handle the instruction