orc.ast.extended.pattern
Class LiteralPattern

java.lang.Object
  orc.ast.extended.pattern.Pattern
      orc.ast.extended.pattern.LiteralPattern

All Implemented Interfaces:

Locatable, Located

public class LiteralPattern
extends Pattern

Field Summary

Fields inherited from class orc.ast.extended.pattern.Pattern

EQUAL, IF, NONE, SOME, TRYCONS, TRYNIL, TRYNONE, TRYSOME

Constructor Summary

LiteralPattern(Literal l)

Method Summary

void	process(Var fragment, PatternSimplifier visitor) Visit a pattern recursively, creating two products: An expression that will examine a value to determine whether it matches a pattern, building an output tuple of all value fragments which will be bound to variables.
java.lang.String	toString()

Methods inherited from class orc.ast.extended.pattern.Pattern

caseof, compare, getSourceLocation, lift, nth, process, setSourceLocation, strict, trycons, trynil, trysize, unapply

Methods inherited from class java.lang.Object

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

Constructor Detail

LiteralPattern

public LiteralPattern(Literal l)

Method Detail

process

public void process(Var fragment,
                    PatternSimplifier visitor)
             throws PatternException

Description copied from class: Pattern

Visit a pattern recursively, creating two products: An expression that will examine a value to determine whether it matches a pattern, building an output tuple of all value fragments which will be bound to variables. An expression transformer that will examine such an output tuple and bind its elements to variables in a given expression.

Specified by:

process in class Pattern

Parameters:

fragment - A variable holding the current fragment of the value to be matched

visitor - A visitor object which accumulates an expression and a transformer

Throws:

PatternException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object