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#![allow(unused_assignments, unused_variables)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let is_false = ! is_true;
let mut some_string = Some(String::from("the string content"));
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 1".to_owned()
}
)
);
some_string = Some(String::from("the string content"));
let
a
=
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 2".to_owned()
};
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
a
)
);
some_string = None;
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 3".to_owned()
}
)
);
some_string = None;
let
a
=
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 4".to_owned()
};
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
a
)
);
}
|
