From 47fd0b5f5cea978ca843aa8cf47eef14e707b3ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Sat, 23 Feb 2019 19:47:40 -0800
Subject: [PATCH] parser: Remove unnecessary back and forth during bitflags
 parsing.

---
 src/bindgen/bitflags.rs | 4 ++--
 src/bindgen/parser.rs   | 3 +--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/bindgen/bitflags.rs b/src/bindgen/bitflags.rs
index a40630a..bfd8e0a 100644
--- a/src/bindgen/bitflags.rs
+++ b/src/bindgen/bitflags.rs
@@ -132,7 +132,7 @@ impl Flags {
     }
 }
 
-pub fn parse(tokens: &str) -> ParseResult<Bitflags> {
+pub fn parse(tokens: TokenStream) -> ParseResult<Bitflags> {
     let parser = Bitflags::parse;
-    parser.parse_str(tokens)
+    parser.parse2(tokens)
 }
diff --git a/src/bindgen/parser.rs b/src/bindgen/parser.rs
index 4a8ba1e..e1043b0 100644
--- a/src/bindgen/parser.rs
+++ b/src/bindgen/parser.rs
@@ -890,8 +890,7 @@ impl Parse {
             return;
         }
 
-        let tokens = item.mac.tts.to_string();
-        let bitflags = match bitflags::parse(&tokens) {
+        let bitflags = match bitflags::parse(item.mac.tts.clone()) {
             Ok(b) => b,
             Err(e) => {
                 warn!("Failed to parse bitflags invocation: {:?}", e);