arnekeller/cursive
1
0
Fork 0
mirror of https://github.com/FliegendeWurst/cursive.git synced 2024-11-09 19:00:46 +00:00
Code Issues Projects Releases Wiki Activity

use Iterator::sum() for summing instead of fold

Browse Source
This commit is contained in:
Constantin Berhard 2017-03-06 22:46:16 +01:00
parent 5f5fb4e502
commit 36d5aa016a
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/utils/mod.rs
View File

@ -51,7 +51,7 @@ pub fn prefix<'a, I>(iter: I, available_width: usize, delimiter: &str) -> Prefix
// `current_width` is the width of everything
// before the next token, including any space.
let mut current_width = 0;
let sum = iter.take_while(|token| {
let sum: usize = iter.take_while(|token| {
let width = token.width();
if current_width + width > available_width {
false
@ -63,7 +63,7 @@ pub fn prefix<'a, I>(iter: I, available_width: usize, delimiter: &str) -> Prefix
}
})
.map(|token| token.len() + delimiter_len)
.fold(0, |a, b| a + b);
.sum();
// We counted delimiter once too many times,
// but only if the iterator was non empty.