slogo.instruction
Class Subroutine

java.lang.Object
  extended by slogo.language.GrammarElement
      extended by slogo.instruction.Instruction
          extended by slogo.instruction.Subroutine

public class Subroutine
extends Instruction

Represents a subroutine object that has a name and a list of instructions.

Author:
tshishikub

Field Summary
(package private)  java.lang.String myName
           
(package private)  StrictInstructionList mySIL
           
 
Fields inherited from class slogo.language.GrammarElement
gelementsToValue
 
Constructor Summary
Subroutine(java.lang.String name, StrictInstructionList sil)
           
 
Method Summary
 java.lang.Object evaluate(Context c)
          Evaluate this language construct in some context.
 
Methods inherited from class slogo.instruction.Instruction
evaluateNumericExpression
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

myName

java.lang.String myName

mySIL

StrictInstructionList mySIL
Constructor Detail

Subroutine

public Subroutine(java.lang.String name,
                  StrictInstructionList sil)
Method Detail

evaluate

public java.lang.Object evaluate(Context c)
Description copied from class: GrammarElement
Evaluate this language construct in some context. The evaluation may have side-effects, e.g., moving a turtle.

Overrides:
evaluate in class Instruction
Parameters:
c - context in which the evaluation takes place
Returns:
the result of evaluating the construct