papey/blog
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Fix: remove useless code in one example

Browse source
This commit is contained in:
Wilfried OLLIVIER 2019-08-25 15:24:41 +02:00
parent 36847dab91
commit 70820ecf01
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
content/post/03-bites-the-rust.md
View file

@ -399,12 +399,12 @@ fn match_likes_djent(b: Bands) -> Option<Bands> {
// Do it djent and do I like it ? the map version ! // Do it djent and do I like it ? the map version !
fn map_likes_djent(b: Bands) -> Option<Option<Bands>> { fn map_likes_djent(b: Bands) -> Option<Option<Bands>> {
does_it_djent(b).map(|b| likes(b)) does_it_djent(b).map(likes)
} }
// Do it djents and do I like it ? the and_then version ! // Do it djents and do I like it ? the and_then version !
fn and_then_likes_djent(b: Bands) -> Option<Bands> { fn and_then_likes_djent(b: Bands) -> Option<Bands> {
does_it_djent(b).and_then(|b| likes(b)) does_it_djent(b).and_then(likes)
} }
fn main() { fn main() {