Index: expose is_mutable_field

Expose isMutable via libClang and python bindings.

Patch by Jonathan B Coe!

llvm-svn: 251410

2 files changed, 25 insertions, 0 deletions

diff --git a/clang/bindings/python/clang/cindex.py b/clang/bindings/python/clang/cindex.py
index 62b8596deac..49b2fd873f9 100644
--- a/clang/bindings/python/clang/cindex.py
+++ b/clang/bindings/python/clang/cindex.py
@@ -1170,6 +1170,12 @@ class Cursor(Structure):
         """
         return conf.lib.clang_CXXMethod_isConst(self)
 
+    def is_mutable_field(self):
+        """Returns True if the cursor refers to a C++ field that is declared
+        'mutable'.
+        """
+        return conf.lib.clang_CXXField_isMutable(self)
+
     def is_pure_virtual_method(self):
         """Returns True if the cursor refers to a C++ member function or member
         function template that is declared pure virtual.
@@ -2897,6 +2903,10 @@ functionList = [
    [Index, c_char_p],
    c_object_p),
 
+  ("clang_CXXField_isMutable",
+   [Cursor],
+   bool),
+
   ("clang_CXXMethod_isConst",
    [Cursor],
    bool),
diff --git a/clang/bindings/python/tests/cindex/test_cursor.py b/clang/bindings/python/tests/cindex/test_cursor.py
index 68fc8fa4aca..c5ea50516ad 100644
--- a/clang/bindings/python/tests/cindex/test_cursor.py
+++ b/clang/bindings/python/tests/cindex/test_cursor.py
@@ -112,6 +112,21 @@ def test_is_const_method():
     assert foo.is_const_method()
     assert not bar.is_const_method()
 
+def test_is_mutable_field():
+    """Ensure Cursor.is_mutable_field works."""
+    source = 'class X { int x_; mutable int y_; };'
+    tu = get_tu(source, lang='cpp')
+
+    cls = get_cursor(tu, 'X')
+    x_ = get_cursor(tu, 'x_')
+    y_ = get_cursor(tu, 'y_')
+    assert cls is not None
+    assert x_ is not None
+    assert y_ is not None
+
+    assert not x_.is_mutable_field()
+    assert y_.is_mutable_field()
+
 def test_is_static_method():
     """Ensure Cursor.is_static_method works."""