rust/tests/rustdoc-json/lifetime/longest.rs

31 lines
1.8 KiB
Rust

// ignore-tidy-linelength
#![feature(no_core)]
#![no_core]
// @is "$.index[*][?(@.name=='longest')].inner.function.generics.params[0].name" \"\'a\"
// @is "$.index[*][?(@.name=='longest')].inner.function.generics.params[0].kind" '{"lifetime": {"outlives": []}}'
// @is "$.index[*][?(@.name=='longest')].inner.function.generics.params[0].kind" '{"lifetime": {"outlives": []}}'
// @count "$.index[*][?(@.name=='longest')].inner.function.generics.params[*]" 1
// @is "$.index[*][?(@.name=='longest')].inner.function.generics.where_predicates" []
// @count "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[*]" 2
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[0][0]" '"l"'
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[1][0]" '"r"'
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[0][1].borrowed_ref.lifetime" \"\'a\"
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[0][1].borrowed_ref.mutable" false
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[0][1].borrowed_ref.type.primitive" \"str\"
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[1][1].borrowed_ref.lifetime" \"\'a\"
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[1][1].borrowed_ref.mutable" false
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.inputs[1][1].borrowed_ref.type.primitive" \"str\"
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.output.borrowed_ref.lifetime" \"\'a\"
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.output.borrowed_ref.mutable" false
// @is "$.index[*][?(@.name=='longest')].inner.function.decl.output.borrowed_ref.type.primitive" \"str\"
pub fn longest<'a>(l: &'a str, r: &'a str) -> &'a str {
if l.len() > r.len() { l } else { r }
}