Auto merge of #393 - emilio:enum-const-api, r=upsuper

Provide an API to constify enum variants.

r? @upsuper

1 files changed, 12 insertions, 0 deletions

diff --git a/libbindgen/src/chooser.rs b/libbindgen/src/chooser.rs
index 10a77dc9..51392d70 100644
--- a/libbindgen/src/chooser.rs
+++ b/libbindgen/src/chooser.rs
@@ -1,6 +1,7 @@
 //! A public API for more fine-grained customization of bindgen behavior.
 
 pub use ir::int::IntKind;
+pub use ir::enum_ty::{EnumVariantValue, EnumVariantCustomBehavior};
 use std::fmt;
 
 /// A trait to allow configuring different kinds of types in different
@@ -11,4 +12,15 @@ pub trait TypeChooser: fmt::Debug {
     fn int_macro(&self, _name: &str, _value: i64) -> Option<IntKind> {
         None
     }
+
+    /// This function should return whether, given the a given enum variant
+    /// name, and value, returns whether this enum variant will forcibly be a
+    /// constant.
+    fn enum_variant_behavior(&self,
+                             _enum_name: Option<&str>,
+                             _variant_name: &str,
+                             _variant_value: EnumVariantValue)
+                             -> Option<EnumVariantCustomBehavior> {
+        None
+    }
 }