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/*
 * Copyright 2010-2015 JetBrains s.r.o.
 *
 * 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 org.jetbrains.kotlin.resolve.calls.model;

import org.jetbrains.annotations.NotNull;
import org.jetbrains.kotlin.psi.KtExpression;
import org.jetbrains.kotlin.psi.ValueArgument;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class VarargValueArgument implements ResolvedValueArgument {
    private final List arguments;

    public VarargValueArgument() {
        this.arguments = new ArrayList<>();
    }

    public VarargValueArgument(@NotNull List arguments) {
        this.arguments = new ArrayList<>(arguments);
    }

    public void addArgument(@NotNull ValueArgument argument) {
        arguments.add(argument);
    }

    @Override
    @NotNull
    public List getArguments() {
        return arguments;
    }

    @Override
    public String toString() {
        StringBuilder builder = new StringBuilder("vararg:{");
        for (Iterator iterator = arguments.iterator(); iterator.hasNext(); ) {
            ValueArgument valueArgument = iterator.next();
            KtExpression expression = valueArgument.getArgumentExpression();
            builder.append(expression == null ? "no expression" : expression.getText());
            if (iterator.hasNext()) {
                builder.append(", ");
            }
        }
        return builder.append("}").toString();
    }
}