/*
 * Copyright (c) 2016, Oracle and/or its affiliates.
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 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of
 * conditions and the following disclaimer in the documentation and/or other materials provided
 * with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used to
 * endorse or promote products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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package com.oracle.truffle.llvm.parser.model.visitors;

import com.oracle.truffle.llvm.parser.model.functions.FunctionDeclaration;
import com.oracle.truffle.llvm.parser.model.functions.FunctionDefinition;
import com.oracle.truffle.llvm.parser.model.globals.GlobalAlias;
import com.oracle.truffle.llvm.parser.model.globals.GlobalConstant;
import com.oracle.truffle.llvm.parser.model.globals.GlobalVariable;
import com.oracle.truffle.llvm.parser.model.target.TargetDataLayout;
import com.oracle.truffle.llvm.runtime.LLVMLogger;
import com.oracle.truffle.llvm.runtime.types.Type;

public interface ModelVisitor {
    /**
     * We normally don't need to implement all visitors, but want to have a default implementation
     * for those visitors which are not handled explicitly. This little method allows us to do so.
     */
    default void ifVisitNotOverwritten(Object obj) {
        LLVMLogger.info("Ignored Visit to " + obj.getClass().getSimpleName() + ": " + obj);
    }

    default void visit(GlobalAlias alias) {
        ifVisitNotOverwritten(alias);
    }

    default void visit(GlobalConstant constant) {
        ifVisitNotOverwritten(constant);
    }

    default void visit(GlobalVariable variable) {
        ifVisitNotOverwritten(variable);
    }

    default void visit(FunctionDeclaration function) {
        ifVisitNotOverwritten(function);
    }

    default void visit(FunctionDefinition function) {
        ifVisitNotOverwritten(function);
    }

    default void visit(TargetDataLayout layout) {
        ifVisitNotOverwritten(layout);
    }

    default void visit(Type type) {
        ifVisitNotOverwritten(type);
    }
}