Merge pull request #126 from alistair23/alistair/inline

examples: mark as `#[inline]` all `From::from()`s for `Error`

Author: nbdd0121

examples/error.rs

@@ -11,13 +11,15 @@ use std::alloc::AllocError;
 pub struct Error;
 
 impl From<Infallible> for Error {
+    #[inline]
     fn from(e: Infallible) -> Self {
         match e {}
     }
 }
 
 #[cfg(feature = "alloc")]
 impl From<AllocError> for Error {
+    #[inline]
     fn from(_: AllocError) -> Self {
         Self
     }