Method eval

src/bsh/BSHMethodDeclaration.java:110–133

Evaluate the declaration of the method. That is, determine the structure of the method and install it into the caller's namespace.

( CallStack callstack, Interpreter interpreter )

		structure of the method and install it into the caller's namespace.
	*/
	public Object eval( CallStack callstack, Interpreter interpreter )
		throws EvalError
	{
		returnType = evalReturnType( callstack, interpreter );
		evalNodes( callstack, interpreter );

		// Install an *instance* of this method in the namespace.
		// See notes in BshMethod 

// This is not good...
// need a way to update eval without re-installing...
// so that we can re-eval params, etc. when classloader changes
// look into this

		NameSpace namespace = callstack.top();
		BshMethod bshMethod = new BshMethod( this, namespace, modifiers );
		try {
			namespace.setMethod( bshMethod );
		} catch ( UtilEvalError e ) {
			throw e.toEvalError(this,callstack);
		}

		return Primitive.VOID;
	}

	private void evalNodes( CallStack callstack, Interpreter interpreter ) 
		throws EvalError