From 7ca8ead3627721ba36e85429ae9b6dfc6d17fab6 Mon Sep 17 00:00:00 2001
From: Minijackson <minijackson@riseup.net>
Date: Sun, 19 Jan 2020 16:03:35 +0100
Subject: clang-parser: really report enum constant values

---
 src/parser/clang/parsing.rs | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/parser/clang/parsing.rs b/src/parser/clang/parsing.rs
index 251aefa..fd3e392 100644
--- a/src/parser/clang/parsing.rs
+++ b/src/parser/clang/parsing.rs
@@ -849,14 +849,25 @@ impl<'a> TryFrom<clang::Entity<'a>> for EnumConstant {
         }
         debug!("Parsing enum: {:?}", entity);
 
-        let value = entity
+        let (signed_value, unsigned_value) = entity
             .get_enum_constant_value()
             .ok_or_else(|| anyhow!("No enum constant value"))?;
-        dbg!(value);
 
-        Ok(EnumConstant {
-            value: String::from(""),
-        })
+        let is_signed = entity
+            .get_semantic_parent()
+            .ok_or_else(|| anyhow!("Enum constant not attached to an enum"))?
+            .get_enum_underlying_type()
+            .ok_or_else(|| anyhow!("Enum doesn't have an underlying type"))?
+            .get_canonical_type()
+            .is_signed_integer();
+
+        let value = if is_signed {
+            format!("{}", signed_value)
+        } else {
+            format!("{}", unsigned_value)
+        };
+
+        Ok(EnumConstant { value })
     }
 }
 
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