diff options
Diffstat (limited to 'src/test/ui/statics/auxiliary/static-methods-crate.rs')
-rw-r--r-- | src/test/ui/statics/auxiliary/static-methods-crate.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/statics/auxiliary/static-methods-crate.rs b/src/test/ui/statics/auxiliary/static-methods-crate.rs new file mode 100644 index 000000000..7ff3bc0dd --- /dev/null +++ b/src/test/ui/statics/auxiliary/static-methods-crate.rs @@ -0,0 +1,29 @@ +#![crate_name="static_methods_crate"] +#![crate_type = "lib"] + +pub trait read: Sized { + fn readMaybe(s: String) -> Option<Self>; +} + +impl read for isize { + fn readMaybe(s: String) -> Option<isize> { + s.parse().ok() + } +} + +impl read for bool { + fn readMaybe(s: String) -> Option<bool> { + match &*s { + "true" => Some(true), + "false" => Some(false), + _ => None + } + } +} + +pub fn read<T:read>(s: String) -> T { + match read::readMaybe(s) { + Some(x) => x, + _ => panic!("read panicked!") + } +} |