001    /*
002     * Copyright 2010-2014 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.jet.lang.resolve;
018    
019    import com.google.common.collect.Lists;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.jet.lang.descriptors.ScriptDescriptor;
022    import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
023    import org.jetbrains.jet.lang.descriptors.annotations.Annotations;
024    import org.jetbrains.jet.lang.descriptors.impl.ValueParameterDescriptorImpl;
025    import org.jetbrains.jet.lang.parsing.JetScriptDefinition;
026    import org.jetbrains.jet.lang.parsing.JetScriptDefinitionProvider;
027    import org.jetbrains.jet.lang.psi.JetFile;
028    import org.jetbrains.jet.lang.psi.JetScript;
029    
030    import java.util.List;
031    
032    // SCRIPT: Resolve script parameters
033    public final class ScriptParameterResolver {
034        @NotNull
035        public static List<ValueParameterDescriptor> resolveScriptParameters(
036                @NotNull JetScript declaration,
037                @NotNull ScriptDescriptor scriptDescriptor
038        ) {
039            List<ValueParameterDescriptor> valueParameters = Lists.newArrayList();
040    
041            JetFile file = declaration.getContainingJetFile();
042            JetScriptDefinition scriptDefinition = JetScriptDefinitionProvider.getInstance(file.getProject()).findScriptDefinition(file);
043    
044            int index = 0;
045            for (AnalyzerScriptParameter scriptParameter : scriptDefinition.getScriptParameters()) {
046                ValueParameterDescriptor parameter = resolveScriptParameter(scriptParameter, index, scriptDescriptor);
047                valueParameters.add(parameter);
048                ++index;
049            }
050            return valueParameters;
051        }
052    
053        @NotNull
054        private static ValueParameterDescriptor resolveScriptParameter(
055                @NotNull AnalyzerScriptParameter scriptParameter,
056                int index,
057                @NotNull ScriptDescriptor script
058        ) {
059            return new ValueParameterDescriptorImpl(script, null, index, Annotations.EMPTY, scriptParameter.getName(),
060                                                    scriptParameter.getType(), false, null);
061        }
062    
063        private ScriptParameterResolver() {
064        }
065    }