loop_match_pop_front
What it does
Checks for loops that are used to iterate over a span using pop_front
.
Example
cairo
let a: Span<u32> = array![1, 2, 3].span();
loop {
match a.pop_front() {
Option::Some(val) => {do_smth(val); },
Option::None => { break; }
}
}
Which can be rewritten as
cairo
let a: Span<u32> = array![1, 2, 3].span();
for val in a {
do_smth(val);
}