/*
* Copyright 2013-2016 Sergey Ignatov, Alexander Zolotov, Florin Patan
*
* 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 com.goide.inspections;
import com.goide.psi.*;
import com.intellij.codeInspection.ProblemsHolder;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.List;
import java.util.Set;
public class GoDuplicateReturnArgumentInspection extends GoDuplicateArgumentInspection {
@Override
public void check(@Nullable GoSignature o, @NotNull ProblemsHolder holder) {
if (o == null) return;
Set<String> names = getParamNames(o);
GoResult result = o.getResult();
if (result == null) return;
GoParameters parameters = result.getParameters();
if (parameters == null) return;
checkParameters(holder, parameters, names);
}
@NotNull
private static Set<String> getParamNames(@NotNull GoSignature o) {
List<GoParameterDeclaration> params = o.getParameters().getParameterDeclarationList();
Set<String> names = ContainerUtil.newLinkedHashSet();
for (GoParameterDeclaration fp : params) {
for (GoParamDefinition parameter : fp.getParamDefinitionList()) {
if (parameter.isBlank()) continue;
ContainerUtil.addIfNotNull(names, parameter.getName());
}
}
return names;
}
}