Mirrors/rust-analyzer
2
0
Fork 0
mirror of https://github.com/rust-lang/rust-analyzer synced 2024-12-26 13:03:31 +00:00
Code Issues Projects Releases Packages Wiki Activity

limit struct field hover display nums

Browse source
This commit is contained in:
Young-Flash 2024-03-21 17:58:29 +08:00
parent d81148a009
commit 1c85234bcd
4 changed files with 28 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
crates/hir/src/display.rs
View file

@ -185,19 +185,30 @@ impl HirDisplay for Struct {
write_where_clause(def_id, f)?;
}
StructKind::Record => {
let has_where_clause = write_where_clause(def_id, f)?;
let fields = self.fields(f.db);
f.write_char(if !has_where_clause { ' ' } else { '\n' })?;
if fields.is_empty() {
f.write_str("{}")?;
} else {
f.write_str("{\n")?;
for field in self.fields(f.db) {
f.write_str(" ")?;
field.hir_fmt(f)?;
f.write_str(",\n")?;
if let Some(limit) = f.entity_limit {
let has_where_clause = write_where_clause(def_id, f)?;
let fields = self.fields(f.db);
let count = fields.len().min(limit);
f.write_char(if !has_where_clause { ' ' } else { '\n' })?;
if count == 0 {
if fields.is_empty() {
f.write_str("{}")?;
} else {
f.write_str("{ /* … */ }")?;
}
} else {
f.write_str(" {\n")?;
for field in &fields[..count] {
f.write_str(" ")?;
field.hir_fmt(f)?;
f.write_str(",\n")?;
}
if fields.len() > count {
f.write_str(" /* … */\n")?;
}
f.write_str("}")?;
}
f.write_str("}")?;
}
}
StructKind::Unit => _ = write_where_clause(def_id, f)?,

1
crates/ide/src/hover.rs
View file

@ -33,6 +33,7 @@ pub struct HoverConfig {
pub keywords: bool,
pub format: HoverDocFormat,
pub max_trait_assoc_items_count: Option<usize>,
pub max_struct_field_count: Option<usize>,
}
#[derive(Copy, Clone, Debug, PartialEq, Eq)]

3
crates/ide/src/hover/render.rs
View file

@ -410,6 +410,9 @@ pub(super) fn definition(
Definition::Trait(trait_) => {
trait_.display_limited(db, config.max_trait_assoc_items_count).to_string()
}
Definition::Adt(Adt::Struct(struct_)) => {
struct_.display_limited(db, config.max_struct_field_count).to_string()
}
_ => def.label(db),
};
let docs = def.docs(db, famous_defs);

1
crates/ide/src/static_index.rs
View file

@ -167,6 +167,7 @@ impl StaticIndex<'_> {
keywords: true,
format: crate::HoverDocFormat::Markdown,
max_trait_assoc_items_count: None,
max_struct_field_count: None,
};
let tokens = tokens.filter(|token| {
matches!(