root/trunk/ProjectFortress/src/com/sun/fortress/compiler/phases/TypeCheckPhase.java @ 2406

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  Copyright 2008 Sun Microsystems, Inc.,
  4150 Network Circle, Santa Clara, California 95054, U.S.A.
  All rights reserved.

  U.S. Government Rights - Commercial software.
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  trademarks of Sun Microsystems, Inc. in the U.S. and other countries.
  ******************************************************************************/

package com.sun.fortress.compiler.phases;

import java.util.Map;

import com.sun.fortress.compiler.AnalyzeResult;
import com.sun.fortress.compiler.GlobalEnvironment;
import com.sun.fortress.compiler.IndexBuilder;
import com.sun.fortress.compiler.StaticChecker;
import com.sun.fortress.compiler.typechecker.TypeEnv;
import com.sun.fortress.exceptions.MultipleStaticError;
import com.sun.fortress.exceptions.StaticError;
import com.sun.fortress.nodes.Node;
import com.sun.fortress.nodes_util.Span;
import com.sun.fortress.useful.Debug;

import edu.rice.cs.plt.collect.CollectUtil;
import edu.rice.cs.plt.iter.IterUtil;
import edu.rice.cs.plt.tuple.Option;
import edu.rice.cs.plt.tuple.Pair;

public class TypeCheckPhase extends Phase {
        
    public TypeCheckPhase(Phase parentPhase) {
                super(parentPhase);
        }

        @Override
    public AnalyzeResult execute( ) throws StaticError {
        Debug.debug( Debug.Type.FORTRESS, 1, "Start phase TypeCheck" );
                AnalyzeResult previous = parentPhase.getResult();       

        IndexBuilder.ApiResult apiIndex = IndexBuilder.buildApis(previous.apiIterator(), lastModified);
        IndexBuilder.ComponentResult componentIndex = IndexBuilder.buildComponents(previous.componentIterator(), lastModified);
        GlobalEnvironment apiEnv = new GlobalEnvironment.FromMap(CollectUtil.union(repository.apis(),
                                                     apiIndex.apis()));

        StaticChecker.ApiResult apiSR = StaticChecker.checkApis( apiIndex.apis(), apiEnv );

        if ( !apiSR.isSuccessful() ){
                throw new MultipleStaticError(apiSR.errors());
        }

        StaticChecker.ComponentResult componentSR =
                StaticChecker.checkComponents( componentIndex.components(), env);

        if ( !componentSR.isSuccessful() ){
                throw new MultipleStaticError(componentSR.errors());
        }

        return new AnalyzeResult(apiSR.apis(), componentSR.components(), 
                        IterUtil.<StaticError> empty(), 
                        Option.<Map<Pair<Node,Span>, TypeEnv>>some(componentSR.typeEnvAtNode()));
    }

}