AstDynamicMethodElement.java

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package org.netbeans.modules.ruby.elements;

import java.util.Collections;
import java.util.List;
import org.jrubyparser.ast.AliasNode;
import org.jrubyparser.ast.Node;
import org.jrubyparser.ast.NodeType;
import org.netbeans.modules.csl.api.ElementKind;
import org.netbeans.modules.csl.spi.ParserResult;
import org.netbeans.modules.ruby.AstUtilities;

/**
 * An element for dynamic methods, such as named_scope.
 *
 * @author Erno Mononen
 */
public final class AstDynamicMethodElement extends AstMethodElement {

    private final Node methodNode;
    private List<String> parameters;

    public AstDynamicMethodElement(ParserResult info, Node node) {
        this(info, node, null);
    }

    public AstDynamicMethodElement(ParserResult info, Node node, String name) {
        super(info, node);
        this.name = name;
        this.methodNode = node;
    }

    @Override
    public String getName() {
        if (name != null) {
            return name;
        }
        String result = null;
        if (methodNode.getNodeType() == NodeType.ALIASNODE) {
            result = AstUtilities.getNameOrValue(((AliasNode) methodNode).getNewName());
        }
        if (result == null) {
            result = AstUtilities.getNameOrValue(methodNode);
        }
        return result == null ? "" : result;
    }

    @Override
    public List<String> getParameters() {
        if (parameters == null) {
            return Collections.emptyList();
        }
        return parameters;
    }

    public void setParameters(List<String> parameters) {
        this.parameters = parameters;
    }

    @Override
    public ElementKind getKind() {
        return ElementKind.METHOD;
    }

}