From 9f4a1747941b6fac6a431cee5796b594adbdb117 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Sun, 7 Aug 2016 22:33:35 +0800
Subject: HIR - Add clone method to GenericParams

---
 src/hir/generic_params.cpp | 49 ++++++++++++++++++++++++++++++++++++++++++++++
 src/hir/generic_params.hpp |  3 +++
 2 files changed, 52 insertions(+)

diff --git a/src/hir/generic_params.cpp b/src/hir/generic_params.cpp
index 399bddbf..041567b7 100644
--- a/src/hir/generic_params.cpp
+++ b/src/hir/generic_params.cpp
@@ -59,3 +59,52 @@ namespace HIR {
         return os;
     }
 }
+
+::HIR::GenericParams HIR::GenericParams::clone() const
+{
+    ::HIR::GenericParams    rv;
+    rv.m_types.resize(m_types.size());
+    for(const auto& type : m_types)
+    {
+        rv.m_types.push_back(::HIR::TypeParamDef {
+            type.m_name,
+            type.m_default.clone(),
+            type.m_is_sized
+            });
+    }
+    rv.m_lifetimes = m_lifetimes;
+    rv.m_bounds.resize(m_bounds.size());
+    for(const auto& bound : m_bounds)
+    {
+        TU_MATCH(::HIR::GenericBound, (bound), (e),
+        (Lifetime,
+            rv.m_bounds.push_back(::HIR::GenericBound::make_Lifetime(e));
+            ),
+        (TypeLifetime,
+            rv.m_bounds.push_back(::HIR::GenericBound::make_TypeLifetime({
+                e.type.clone(),
+                e.valid_for
+                }));
+            ),
+        (TraitBound,
+            rv.m_bounds.push_back(::HIR::GenericBound::make_TraitBound({
+                e.type.clone(),
+                e.trait.clone()
+                }));
+            )/*,
+        (NotTrait,
+            rv.m_bounds.push_back(::HIR::GenericBound::make_NotTrait({
+                e.type.clone(),
+                e.trait.clone()
+                }));
+            )*/,
+        (TypeEquality,
+            rv.m_bounds.push_back(::HIR::GenericBound::make_TypeEquality({
+                e.type.clone(),
+                e.other_type.clone()
+                }));
+            )
+        )
+    }
+    return rv;
+}
diff --git a/src/hir/generic_params.hpp b/src/hir/generic_params.hpp
index 6d1a62e6..a17f61f5 100644
--- a/src/hir/generic_params.hpp
+++ b/src/hir/generic_params.hpp
@@ -46,6 +46,9 @@ struct GenericParams
     
     ::std::vector<GenericBound>    m_bounds;
     
+    //GenericParams() {}
+    
+    GenericParams clone() const;
     
     struct PrintArgs {
         const GenericParams& gp;
-- 
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