Update no_std feature to compile with nightly.

kwantam · kwantam · commit 1c424cfd93c2 · 2015-08-19T22:47:09.000-04:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "unicode-width"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["kwantam <kwantam@gmail.com>"]
 
 homepage = "https://github.com/unicode-rs/unicode-width"
diff --git a/src/lib.rs b/src/lib.rs
@@ -47,13 +47,9 @@
        html_favicon_url = "https://unicode-rs.github.io/unicode-rs_sm.png")]
 
 #![cfg_attr(feature = "no_std", no_std)]
-#![cfg_attr(feature = "no_std", feature(no_std, core, core_prelude, core_slice_ext, core_str_ext))]
+#![cfg_attr(feature = "no_std", feature(no_std, core_slice_ext, core_str_ext))]
 
-#![cfg_attr(test, feature(test, unicode))]
-
-#[cfg(feature = "no_std")]
-#[macro_use]
-extern crate core;
+#![cfg_attr(test, feature(test))]
 
 #[cfg(all(test, feature = "no_std"))]
 #[macro_use]
@@ -62,9 +58,6 @@ extern crate std;
 #[cfg(test)]
 extern crate test;
 
-#[cfg(feature = "no_std")]
-use core::prelude::*;
-
 use tables::charwidth as cw;
 pub use tables::UNICODE_VERSION;
 
diff --git a/src/tests.rs b/src/tests.rs
@@ -34,7 +34,7 @@ fn stdlib(b: &mut Bencher) {
 
     b.iter(|| {
         for c in string.chars() {
-            test::black_box(c.width(false));
+            test::black_box(c.width());
         }
     });
 }
