@NotNull
@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            if (file instanceof RmlFile) {
                return new RmlFileStub((RmlFile) file, ((RmlFile) file).isComponent());
            } else if (file instanceof RmlInterfaceFile) {
                return new RmlFileStub((RmlInterfaceFile) file, ((RmlInterfaceFile) file).isComponent());
            }
            return super.createStubForFile(file);
        }
    };
}
 

private List<CompositeElement> calcStubbedDescendants(StubBuilder builder) {
  List<CompositeElement> result = new ArrayList<>();
  result.add(this);

  acceptTree(new RecursiveTreeElementWalkingVisitor() {
    @Override
    public void visitComposite(CompositeElement node) {
      CompositeElement parent = node.getTreeParent();
      if (parent != null && builder.skipChildProcessingWhenBuildingStubs(parent, node)) {
        return;
      }

      IElementType type = node.getElementType();
      if (type instanceof IStubElementType && ((IStubElementType)type).shouldCreateStub(node)) {
        result.add(node);
      }

      super.visitNode(node);
    }
  });
  return result;
}
 

@NotNull
@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            if (file instanceof NASMFile) {
                return new NASMFileStub((NASMFile)file);
            }
            return super.createStubForFile(file);
        }
    };
}
 

@NotNull
@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            if (file instanceof OclFile) {
                return new OclFileStub((OclFile) file);
            }
            return super.createStubForFile(file);
        }
    };
}
 

@Override
public StubBuilder getBuilder() {
  return new DefaultStubBuilder() {
    @Override
    protected StubElement createStubForFile(@NotNull PsiFile file) {
      return new FileStub((SoyFile) file);
    }
  };
}
 

@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            return new FusionFileStub((FusionFile) file);
        }
    };
}
 

@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            return new FileStub((ProtoPsiFileRoot) file);
        }
    };
}
 

@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            if (file instanceof BashFile) {
                return new BashFileStubImpl((BashFile) file);
            }

            return super.createStubForFile(file);
        }
    };
}
 

@Override
public StubBuilder getBuilder() {
    return new DefaultStubBuilder() {
        @NotNull
        @Override
        protected StubElement createStubForFile(@NotNull PsiFile file) {
            if (file instanceof HaskellFile) {
                return new HaskellFileStub((HaskellFile)file);
            }
            return super.createStubForFile(file);
        }
    };
}
 

@Override
public StubBuilder getBuilder()
{
	return new DefaultStubBuilder()
	{
		@Nonnull
		@Override
		protected StubElement createStubForFile(@Nonnull PsiFile file)
		{
			if(file instanceof CSharpFileImpl)
			{
				return new CSharpFileStub((CSharpFileImpl) file);
			}
			return super.createStubForFile(file);
		}

		@Override
		public boolean skipChildProcessingWhenBuildingStubs(@Nonnull ASTNode parent, @Nonnull ASTNode node)
		{
			// skip any lazy parseable elements, like preprocessors or code blocks etc
			if(node.getElementType() instanceof ILazyParseableElementType)
			{
				return true;
			}
			return false;
		}
	};
}
 

public StubBuilder getBuilder() {
  return new DefaultStubBuilder();
}
 

@Nullable
public static Stub buildStubTree(final FileContent inputData) {
  Stub data = inputData.getUserData(stubElementKey);
  if (data != null) return data;

  //noinspection SynchronizationOnLocalVariableOrMethodParameter
  synchronized (inputData) {
    data = inputData.getUserData(stubElementKey);
    if (data != null) return data;

    final FileType fileType = inputData.getFileType();

    final BinaryFileStubBuilder builder = BinaryFileStubBuilders.INSTANCE.forFileType(fileType);
    if (builder != null) {
      data = builder.buildStubTree(inputData);
      if (data instanceof PsiFileStubImpl && !((PsiFileStubImpl)data).rootsAreSet()) {
        ((PsiFileStubImpl)data).setStubRoots(new PsiFileStub[]{(PsiFileStubImpl)data});
      }
    }
    else {
      CharSequence contentAsText = inputData.getContentAsText();
      PsiDependentFileContent fileContent = (PsiDependentFileContent)inputData;
      PsiFile psi = fileContent.getPsiFile();
      final FileViewProvider viewProvider = psi.getViewProvider();
      psi = viewProvider.getStubBindingRoot();
      psi.putUserData(IndexingDataKeys.FILE_TEXT_CONTENT_KEY, contentAsText);

      // if we load AST, it should be easily gc-able. See PsiFileImpl.createTreeElementPointer()
      psi.getManager().startBatchFilesProcessingMode();

      try {
        IStubFileElementType stubFileElementType = ((PsiFileImpl)psi).getElementTypeForStubBuilder();
        if (stubFileElementType != null) {
          final StubBuilder stubBuilder = stubFileElementType.getBuilder();
          if (stubBuilder instanceof LightStubBuilder) {
            LightStubBuilder.FORCED_AST.set(fileContent.getLighterAST());
          }
          data = stubBuilder.buildStubTree(psi);

          final List<Pair<IStubFileElementType, PsiFile>> stubbedRoots = getStubbedRoots(viewProvider);
          final List<PsiFileStub> stubs = new ArrayList<>(stubbedRoots.size());
          stubs.add((PsiFileStub)data);

          for (Pair<IStubFileElementType, PsiFile> stubbedRoot : stubbedRoots) {
            final PsiFile secondaryPsi = stubbedRoot.second;
            if (psi == secondaryPsi) continue;
            final StubBuilder stubbedRootBuilder = stubbedRoot.first.getBuilder();
            if (stubbedRootBuilder instanceof LightStubBuilder) {
              LightStubBuilder.FORCED_AST.set(new TreeBackedLighterAST(secondaryPsi.getNode()));
            }
            final StubElement element = stubbedRootBuilder.buildStubTree(secondaryPsi);
            if (element instanceof PsiFileStub) {
              stubs.add((PsiFileStub)element);
            }
            ensureNormalizedOrder(element);
          }
          final PsiFileStub[] stubsArray = stubs.toArray(PsiFileStub.EMPTY_ARRAY);
          for (PsiFileStub stub : stubsArray) {
            if (stub instanceof PsiFileStubImpl) {
              ((PsiFileStubImpl)stub).setStubRoots(stubsArray);
            }
          }
        }
      }
      finally {
        psi.putUserData(IndexingDataKeys.FILE_TEXT_CONTENT_KEY, null);
        psi.getManager().finishBatchFilesProcessingMode();
      }
    }

    ensureNormalizedOrder(data);
    inputData.putUserData(stubElementKey, data);
    return data;
  }
}