From 9c7ff5199f77ad668eb48891c3d917a97ca7249a Mon Sep 17 00:00:00 2001
From: Tim Jenssen <tim.jenssen@qt.io>
Date: Tue, 15 Nov 2016 15:38:12 +0100
Subject: Clang: Add clang query

Clang query is mechanism to use AST matcher to search for code. Think
about regular expression but in the context of AST. So you get a semantic
search tool for C++.

Change-Id: I72e882c5b53a0c52f352a3664847c4c3e4f6fc2e
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 .../source/refactoringserver.h                      | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

(limited to 'src/tools/clangrefactoringbackend/source/refactoringserver.h')

diff --git a/src/tools/clangrefactoringbackend/source/refactoringserver.h b/src/tools/clangrefactoringbackend/source/refactoringserver.h
index 883a385a95..47615a9f3f 100644
--- a/src/tools/clangrefactoringbackend/source/refactoringserver.h
+++ b/src/tools/clangrefactoringbackend/source/refactoringserver.h
@@ -23,22 +23,35 @@
 **
 ****************************************************************************/
 
-#ifndef CLANGBACKEND_REFACTORINGSERVER_H
-#define CLANGBACKEND_REFACTORINGSERVER_H
+#pragma once
 
 #include <refactoringserverinterface.h>
 
+#include <future>
+#include <vector>
+
 namespace ClangBackEnd {
 
+class SourceRangesAndDiagnosticsForQueryMessage;
+
+namespace V2 {
+class FileContainer;
+}
+
 class RefactoringServer : public RefactoringServerInterface
 {
+    using Future = std::future<SourceRangesAndDiagnosticsForQueryMessage>;
 public:
     RefactoringServer();
 
     void end() override;
     void requestSourceLocationsForRenamingMessage(RequestSourceLocationsForRenamingMessage &&message) override;
+    void requestSourceRangesAndDiagnosticsForQueryMessage(RequestSourceRangesAndDiagnosticsForQueryMessage &&message) override;
+
+private:
+    void gatherSourceRangesAndDiagnosticsForQueryMessage(std::vector<V2::FileContainer> &&fileContainers,
+                                                         Utils::SmallString &&query);
+    std::size_t waitForNewSourceRangesAndDiagnosticsForQueryMessage(std::vector<Future> &futures);
 };
 
 } // namespace ClangBackEnd
-
-#endif // CLANGBACKEND_REFACTORINGSERVER_H
-- 
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