[libclang] Introduce clang_Type_getCXXRefQualifier whichexposes ref-qualifier information of function type.

Patch by Che-Liang Chiou!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192493 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 60 insertions, 5 deletions

diff --git a/bindings/python/clang/cindex.py b/bindings/python/clang/cindex.py
index 5710d7fe28..cbce1a2d3f 100644
--- a/bindings/python/clang/cindex.py
+++ b/bindings/python/clang/cindex.py
@@ -1499,6 +1499,50 @@ TypeKind.VARIABLEARRAY = TypeKind(115)
 TypeKind.DEPENDENTSIZEDARRAY = TypeKind(116)
 TypeKind.MEMBERPOINTER = TypeKind(117)
 
+class RefQualifierKind(object):
+    """Describes a specific ref-qualifier of a type."""
+
+    # The unique kind objects, indexed by id.
+    _kinds = []
+    _name_map = None
+
+    def __init__(self, value):
+        if value >= len(RefQualifierKind._kinds):
+            num_kinds = value - len(RefQualifierKind._kinds) + 1
+            RefQualifierKind._kinds += [None] * num_kinds
+        if RefQualifierKind._kinds[value] is not None:
+            raise ValueError, 'RefQualifierKind already loaded'
+        self.value = value
+        RefQualifierKind._kinds[value] = self
+        RefQualifierKind._name_map = None
+
+    def from_param(self):
+        return self.value
+
+    @property
+    def name(self):
+        """Get the enumeration name of this kind."""
+        if self._name_map is None:
+            self._name_map = {}
+            for key, value in RefQualifierKind.__dict__.items():
+                if isinstance(value, RefQualifierKind):
+                    self._name_map[value] = key
+        return self._name_map[self]
+
+    @staticmethod
+    def from_id(id):
+        if (id >= len(RefQualifierKind._kinds) or
+                RefQualifierKind._kinds[id] is None):
+            raise ValueError, 'Unknown type kind %d' % id
+        return RefQualifierKind._kinds[id]
+
+    def __repr__(self):
+        return 'RefQualifierKind.%s' % (self.name,)
+
+RefQualifierKind.NONE = RefQualifierKind(0)
+RefQualifierKind.LVALUE = RefQualifierKind(1)
+RefQualifierKind.RVALUE = RefQualifierKind(2)
+
 class Type(Structure):
     """
     The type of an element in the abstract syntax tree.
@@ -1697,6 +1741,13 @@ class Type(Structure):
         """
         return conf.lib.clang_Type_getOffsetOf(self, c_char_p(fieldname))
 
+    def get_ref_qualifier(self):
+        """
+        Retrieve the ref-qualifier of the type.
+        """
+        return RefQualifierKind.from_id(
+                conf.lib.clang_Type_getCXXRefQualifier(self))
+
     @property
     def spelling(self):
         """Retrieve the spelling of this Type."""
@@ -2716,11 +2767,6 @@ functionList = [
    [Type],
    c_longlong),
 
-  ("clang_Type_getClassType",
-   [Type],
-   Type,
-   Type.from_result),
-
   ("clang_getFieldDeclBitWidth",
    [Cursor],
    c_int),
@@ -3164,6 +3210,11 @@ functionList = [
    [Type],
    c_longlong),
 
+  ("clang_Type_getClassType",
+   [Type],
+   Type,
+   Type.from_result),
+
   ("clang_Type_getOffsetOf",
    [Type, c_char_p],
    c_longlong),
@@ -3171,6 +3222,10 @@ functionList = [
   ("clang_Type_getSizeOf",
    [Type],
    c_longlong),
+
+  ("clang_Type_getCXXRefQualifier",
+   [Type],
+   c_uint),
 ]
 
 class LibclangError(Exception):