From efb88b40a179a30118f8d75b54f007151bb7e4c8 Mon Sep 17 00:00:00 2001 From: MagnumOpus21 Date: Sun, 12 Aug 2018 22:17:30 -0400 Subject: [PATCH] Formatting errors rectified --- src/libcore/macros.rs | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/libcore/macros.rs b/src/libcore/macros.rs index 2929fc9057d..1d0ac42de60 100644 --- a/src/libcore/macros.rs +++ b/src/libcore/macros.rs @@ -349,19 +349,24 @@ macro_rules! try { /// write!(&mut v, "s = {:?}", s).unwrap(); // uses io::Write::write_fmt /// assert_eq!(v, b"s = \"abc 123\""); /// ``` +/// /// Note : This macro can be used in no_std setups as well -/// In a no_std setup you are responsible for the +/// In a no_std setup you are responsible for the /// implementation details of the components. +/// /// ``` /// # extern crate core; /// use core::fmt::Write; +/// /// struct Example{ /// } +/// /// impl Write for Example{ /// fn write_str(&mut self, _s: &str) -> core::fmt::Result { /// unimplemented!(); /// } /// } +/// /// let mut m = Example{}; /// write!(&mut m, "Hello World").expect("Not written"); /// ``` @@ -734,4 +739,4 @@ mod builtin { ($cond:expr,) => ({ /* compiler built-in */ }); ($cond:expr, $($arg:tt)+) => ({ /* compiler built-in */ }); } -} \ No newline at end of file +}