From fb2072deb3e50afdb062570a3a80ec1afb5bfb56 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 9 Dec 2017 01:14:41 +0100
Subject: Finished project config file parsing

---
 include/StringView.hpp | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 include/StringView.hpp

(limited to 'include/StringView.hpp')

diff --git a/include/StringView.hpp b/include/StringView.hpp
new file mode 100644
index 0000000..adfa237
--- /dev/null
+++ b/include/StringView.hpp
@@ -0,0 +1,76 @@
+#ifndef SIBS_STRING_VIEW_HPP
+#define SIBS_STRING_VIEW_HPP
+
+#define XXH_FORCE_NATIVE_FORMAT
+#include "../external/xxhash.h"
+#include "types.hpp"
+#include "env.hpp"
+#include <cstring>
+#include <unordered_map>
+
+namespace sibs
+{
+    class StringView
+    {
+    public:
+        StringView() : data(nullptr), size(0)
+        {
+            
+        }
+
+        StringView(const StringView &other) : data(other.data), size(other.size)
+        {
+
+        }
+        
+        StringView(const char *_data) : data(_data), size(strlen(_data))
+        {
+            
+        }
+        
+        StringView(const char *_data, usize _size) : data(_data), size(_size)
+        {
+            
+        }
+        
+        bool equals(const StringView &other) const
+        {
+            if(size != other.size) return false;
+            return memcmp(data, other.data, size) == 0;
+        }
+        
+        size_t hash() const
+        {
+        #if defined(CISB_ENV_64BIT)
+            return XXH64(data, size, 0xdec05eba);
+        #else
+            return XXH32(data, size, 0xdec05eba);
+        #endif
+        }
+        
+        const char *data;
+        usize size;
+    };
+    
+    struct StringViewHash
+    {
+        size_t operator()(const StringView &stringView) const
+        {
+            return stringView.hash();
+        }
+    };
+    
+    struct StringViewCompare
+    {
+    public:
+        bool operator()(const StringView &lhs, const StringView &rhs) const
+        {
+            return lhs.equals(rhs);
+        }
+    };
+    
+    template <typename ValueType>
+    using StringViewMap = std::unordered_map<const StringView, ValueType, StringViewHash, StringViewCompare>;
+}
+
+#endif // SIBS_STRING_VIEW_HPP
-- 
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