TypeDefinition.java

package org.fandev.lang.fan.parsing.statements.typeDefinitions.typeDefs;

import com.intellij.lang.PsiBuilder;
import org.fandev.lang.fan.FanBundle;
import static org.fandev.lang.fan.FanElementTypes.*;
import static org.fandev.lang.fan.FanTokenTypes.*;
import org.fandev.lang.fan.parsing.auxiliary.facets.Facet;
import org.fandev.lang.fan.parsing.util.ParserUtils;

/**
 * @author Dror Bereznitsky
 * @date Jan 6, 2009 2:16:52 PM
 */
public class TypeDefinition {
    public static boolean parse(final PsiBuilder builder) {
        boolean res;
        final PsiBuilder.Marker tdMarker = builder.mark();
        Facet.parse(builder);
        ParserUtils.removeNls(builder);
        if (ParserUtils.lookAheadForElement(builder, CLASS_KEYWORD, LBRACE)) {
            res = ClassDefinition.parse(builder);
            tdMarker.done(CLASS_DEFINITION);
        } else if (ParserUtils.lookAheadForElement(builder, POD_KEYWORD, LBRACE)) {
            // Should be possible only in build.fan files
            res = PodDefinition.parse(builder);
            tdMarker.done(BUILDSCRIPT_DEFINITION);
        } else if (ParserUtils.lookAheadForElement(builder, ENUM_KEYWORD, LBRACE)) {
            res = EnumDefinition.parse(builder);
            tdMarker.done(ENUM_DEFINITION);
        } else if (ParserUtils.lookAheadForElement(builder, MIXIN_KEYWORD, LBRACE)) {
            res = MixinDefinition.parse(builder);
            tdMarker.done(MIXIN_DEFINITION);
        } else {
            res = false;
            tdMarker.error(FanBundle.message("typedef.expected"));
        }
        ParserUtils.removeNls(builder);
        return res;
    }
}