/*
* Copyright (C) 2015 SoftIndex LLC.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.datakernel.codegen;
import org.objectweb.asm.Type;
/**
* These are basic methods for functions that allow to read the state and to process data
*/
public interface Expression {
/**
* Returns the type of the context
*
* @param ctx information about a dynamic class
* @return type of the context
*/
Type type(Context ctx);
/**
* Processes data ana returns their type
*
* @param ctx information about a dynamic class
* @return type of the processes data
*/
Type load(Context ctx);
}