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Apply let-else statements

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This commit is contained in:
Jeong YunWon 2022-11-10 15:39:31 +09:00
parent 54af02c20c
commit e081f1041e
2 changed files with 3 additions and 9 deletions
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4
codegen/src/compile.rs
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@ -1412,9 +1412,7 @@ impl Compiler {
) -> CompileResult<()> {
let with_location = self.current_source_location;
let (item, items) = if let Some(parts) = items.split_first() {
parts
} else {
let Some((item, items)) = items.split_first() else {
return Err(self.error(CodegenErrorType::EmptyWithItems));
};

8
parser/build.rs
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(());
};