Package com.aquima.interactions.expressions.functions

Class FunctionMatcher

java.lang.Object

com.aquima.interactions.expressions.functions.FunctionMatcher

public class FunctionMatcher
extends Object

Utility class for function matching.

Since:

6.0

Author:

O. Kerpershoek, F. van der Meer

Constructor Summary

Constructors

Constructor	Description
FunctionMatcher(ITypeEnvironment environment)	constructs a function matcher for the specified environment.

Method Summary

Modifier and Type	Method	Description
IFunction	matchFunction(Identifier identifier, Type[] arguments, IFunction... matches)	This function matches the 'best' function given a set of function.

Methods inherited from class java.lang.Object

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

Constructor Details

FunctionMatcher

public FunctionMatcher(ITypeEnvironment environment)

constructs a function matcher for the specified environment. For type checking it will use the type environment.

Parameters:

environment - The mandatory type environment class.

Method Details

matchFunction

public IFunction matchFunction(Identifier identifier,
 Type[] arguments,
 IFunction... matches)

This function matches the 'best' function given a set of function. In such a way that the least conversions have to be made.

Parameters:

identifier - The name of the function.

arguments - The argument set.

matches - The functions for which the matchFunction should work.

Returns:

The best matching function or null when not found.