Apply let-else statements

This commit is contained in:
Jeong YunWon 2022-11-10 15:39:31 +09:00
parent cc084b4fec
commit f979d8dbc3

View file

@ -17,9 +17,7 @@ fn main() -> anyhow::Result<()> {
}
fn requires_lalrpop(source: &str, target: &str) -> Option<String> {
let target = if let Ok(target) = File::open(target) {
target
} else {
let Ok(target) = File::open(target) else {
return Some("python.rs doesn't exist. regenerate.".to_owned());
};
@ -71,9 +69,7 @@ fn requires_lalrpop(source: &str, target: &str) -> Option<String> {
}
fn try_lalrpop(source: &str, target: &str) -> anyhow::Result<()> {
let _message = if let Some(msg) = requires_lalrpop(source, target) {
msg
} else {
let Some(_message) = requires_lalrpop(source, target) else {
return Ok(());
};