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Pipelite, a lightweight Java EAI framework

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/*
 * Copyright (C) 2023-2024 the original author or authors.
 *
 * 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
 *
 *      https://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.pipelite.expression.core.context;

import java.util.Optional;

import io.pipelite.expression.core.el.ast.AbstractLazyFunction;

public interface FunctionRegistry {

    AddFunction register(AbstractLazyFunction function);

    Optional tryResolveFunction(String key);

    boolean containsKey(Object key);

    AbstractLazyFunction get(Object key);

    interface AddFunction {

        AddFunction withAlias(String aliasName);

    }

}