示例#1
0
 private void computeDeferredTypes() {
   Collection<Box<DeferredType>> deferredTypes = trace.getKeys(DEFERRED_TYPE);
   if (deferredTypes != null) {
     // +1 is a work around agains new Queue(0).addLast(...) bug // stepan.koltsov@ 2011-11-21
     final Queue<DeferredType> queue = new Queue<DeferredType>(deferredTypes.size() + 1);
     trace.addHandler(
         DEFERRED_TYPE,
         new ObservableBindingTrace.RecordHandler<Box<DeferredType>, Boolean>() {
           @Override
           public void handleRecord(
               WritableSlice<Box<DeferredType>, Boolean> deferredTypeKeyDeferredTypeWritableSlice,
               Box<DeferredType> key,
               Boolean value) {
             queue.addLast(key.getData());
           }
         });
     for (Box<DeferredType> deferredType : deferredTypes) {
       queue.addLast(deferredType.getData());
     }
     while (!queue.isEmpty()) {
       DeferredType deferredType = queue.pullFirst();
       if (!deferredType.isComputed()) {
         try {
           deferredType.getActualType(); // to compute
         } catch (ReenteringLazyValueComputationException e) {
           // A problem should be reported while computing the type
         }
       }
     }
   }
 }
示例#2
0
 private static void computeDeferredType(JetType type) {
   // handle type inference loop: function or property body contains a reference to itself
   // fun f() = { f() }
   // val x = x
   // type resolution must be started before body resolution
   if (type instanceof DeferredType) {
     DeferredType deferredType = (DeferredType) type;
     if (!deferredType.isComputed()) {
       deferredType.getActualType();
     }
   }
 }