1 files changed, 81 insertions, 0 deletions
diff --git a/src/ast/attrs.hpp b/src/ast/attrs.hpp
new file mode 100644
index 00000000..ebbad066
--- /dev/null
+++ b/src/ast/attrs.hpp
@@ -0,0 +1,81 @@
+#ifndef _AST_ATTRS_HPP_
+#define _AST_ATTRS_HPP_
+
+
+namespace AST {
+
+//
+class MetaItem;
+
+class MetaItems:
+    public Serialisable
+{
+public:
+    ::std::vector<MetaItem> m_items;
+    
+    MetaItems() {}
+    MetaItems(::std::vector<MetaItem> items):
+        m_items(items)
+    {
+    }
+    
+    void push_back(MetaItem i);
+    
+    MetaItem* get(const char *name);
+    bool has(const char *name) {
+        return get(name) != 0;
+    }
+    
+    friend ::std::ostream& operator<<(::std::ostream& os, const MetaItems& x) {
+        return os << "[" << x.m_items << "]";
+    }
+    
+    SERIALISABLE_PROTOTYPES();
+};
+
+class MetaItem:
+    public Serialisable
+{
+    ::std::string   m_name;
+    MetaItems   m_sub_items;
+    ::std::string   m_str_val;
+public:
+    MetaItem() {}
+    MetaItem(::std::string name):
+        m_name(name)
+    {
+    }
+    MetaItem(::std::string name, ::std::string str_val):
+        m_name(name),
+        m_str_val(str_val)
+    {
+    }
+    MetaItem(::std::string name, ::std::vector<MetaItem> items):
+        m_name(name),
+        m_sub_items(items)
+    {
+    }
+    
+    void mark_used() {}
+    const ::std::string& name() const { return m_name; }
+    const ::std::string& string() const { return m_str_val; }
+    bool has_sub_items() const { return m_sub_items.m_items.size() > 0; }
+    const MetaItems& items() const { return m_sub_items; }
+    MetaItems& items() { return m_sub_items; }
+    
+    friend ::std::ostream& operator<<(::std::ostream& os, const MetaItem& x) {
+        os << x.m_name;
+        if(x.m_sub_items.m_items.size())
+            os << "(" << x.m_sub_items.m_items << ")";
+        else
+            os << "=\"" << x.m_str_val << "\"";
+        return os;
+    }
+    
+    SERIALISABLE_PROTOTYPES();
+};
+
+}   // namespace AST
+
+#endif
+