com.threerings.expr
Class ExpressionParser.Operator

java.lang.Object
  com.threerings.expr.ExpressionParser.Identifier
      com.threerings.expr.ExpressionParser.Operator

Enclosing class:

ExpressionParser<T>

protected static class ExpressionParser.Operator
extends ExpressionParser.Identifier

An operator identifier.

Field Summary

int	arity The arity of the operator.
int	precedence The precedence of the operator.
boolean	rightAssociative Whether or not the operator is right, as opposed to left, associative.

Fields inherited from class com.threerings.expr.ExpressionParser.Identifier

name

Constructor Summary

ExpressionParser.Operator(String name, boolean rightAssociative, int precedence, int arity)
Creates a new operator.

Method Summary

<T> T

handle(ExpressionParser<T> parser) Calls the appropriate form of the handle method.

Methods inherited from class java.lang.Object

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

Field Detail

rightAssociative

public final boolean rightAssociative

Whether or not the operator is right, as opposed to left, associative.

precedence

public final int precedence

The precedence of the operator.

arity

public final int arity

The arity of the operator.

Constructor Detail

ExpressionParser.Operator

public ExpressionParser.Operator(String name,
                                 boolean rightAssociative,
                                 int precedence,
                                 int arity)

Creates a new operator.

Method Detail

handle

public <T> T handle(ExpressionParser<T> parser)
         throws Exception

Description copied from class: ExpressionParser.Identifier

Calls the appropriate form of the handle method.

Overrides:

handle in class ExpressionParser.Identifier

Throws:

Exception