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implement len and is_empty method in generic_params

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dfireBird 2024-03-29 18:26:46 +05:30
parent a8b7acf22f
commit 69c4ac6304
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5 changed files with 15 additions and 9 deletions
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crates/hir/src/lib.rs
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@ -1418,8 +1418,7 @@ impl Adt {
}
pub fn layout(self, db: &dyn HirDatabase) -> Result<Layout, LayoutError> {
let generic_params = &db.generic_params(self.into());
if generic_params.iter().next().is_some() || generic_params.iter_lt().next().is_some() {
if !db.generic_params(self.into()).is_empty() {
return Err(LayoutError::HasPlaceholder);
}
let krate = self.krate(db).id;