From e85fe3a4d103b55f9bde86b7afc9253a0039b40a Mon Sep 17 00:00:00 2001
From: Enrico Granata <egranata@apple.com>
Date: Wed, 22 Oct 2014 20:34:38 +0000
Subject: Reorganize some of the data formatters code to simplify
 CXXFormattersFunction.h. Also, add a synthetic child provider for libc++'s
 version of std::initializer_list<T>

llvm-svn: 220421
---
 lldb/source/DataFormatters/LibCxxUnorderedMap.cpp | 35 +++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'lldb/source/DataFormatters/LibCxxUnorderedMap.cpp')

diff --git a/lldb/source/DataFormatters/LibCxxUnorderedMap.cpp b/lldb/source/DataFormatters/LibCxxUnorderedMap.cpp
index bf68f20955b..da2a88966f5 100644
--- a/lldb/source/DataFormatters/LibCxxUnorderedMap.cpp
+++ b/lldb/source/DataFormatters/LibCxxUnorderedMap.cpp
@@ -25,6 +25,41 @@ using namespace lldb;
 using namespace lldb_private;
 using namespace lldb_private::formatters;
 
+namespace lldb_private {
+    namespace formatters {
+        class LibcxxStdUnorderedMapSyntheticFrontEnd : public SyntheticChildrenFrontEnd
+        {
+        public:
+            LibcxxStdUnorderedMapSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp);
+            
+            virtual size_t
+            CalculateNumChildren ();
+            
+            virtual lldb::ValueObjectSP
+            GetChildAtIndex (size_t idx);
+            
+            virtual bool
+            Update();
+            
+            virtual bool
+            MightHaveChildren ();
+            
+            virtual size_t
+            GetIndexOfChildWithName (const ConstString &name);
+            
+            virtual
+            ~LibcxxStdUnorderedMapSyntheticFrontEnd ();
+        private:
+            
+            ValueObject* m_tree;
+            size_t m_num_elements;
+            ValueObject* m_next_element;
+            std::map<size_t,lldb::ValueObjectSP> m_children;
+            std::vector<std::pair<ValueObject*, uint64_t> > m_elements_cache;
+        };
+    }
+}
+
 lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::LibcxxStdUnorderedMapSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) :
 SyntheticChildrenFrontEnd(*valobj_sp.get()),
 m_tree(NULL),
-- 
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