language-servers/rust-analyzer
1
0
Fork 0
mirror of https://github.com/rust-lang/rust-analyzer.git synced 2025-10-02 22:54:58 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Shrink TypeRef from 16 from 32 bytes

Browse source 
Only references and arrays need to be boxed, and they comprise only 9.4% of the types (according to counting on r-a's code).

This saves 17mb.
This commit is contained in:
Chayim Refael Friedman 2024-10-20 01:56:51 +03:00
parent 061e5d7f71
commit bf7edd3783
10 changed files with 178 additions and 149 deletions
Download patch file Download diff file Expand all files Collapse all files

26
crates/hir-ty/src/display.rs
View file

@ -1964,39 +1964,39 @@ impl HirDisplayWithTypesMap for TypeRefId {
write!(f, "{mutability}")?;
inner.hir_fmt(f, types_map)?;
}
TypeRef::Reference(inner, lifetime, mutability) => {
let mutability = match mutability {
TypeRef::Reference(ref_) => {
let mutability = match ref_.mutability {
hir_def::type_ref::Mutability::Shared => "",
hir_def::type_ref::Mutability::Mut => "mut ",
};
write!(f, "&")?;
if let Some(lifetime) = lifetime {
if let Some(lifetime) = &ref_.lifetime {
write!(f, "{} ", lifetime.name.display(f.db.upcast(), f.edition()))?;
}
write!(f, "{mutability}")?;
inner.hir_fmt(f, types_map)?;
ref_.ty.hir_fmt(f, types_map)?;
}
TypeRef::Array(inner, len) => {
TypeRef::Array(array) => {
write!(f, "[")?;
inner.hir_fmt(f, types_map)?;
write!(f, "; {}]", len.display(f.db.upcast(), f.edition()))?;
array.ty.hir_fmt(f, types_map)?;
write!(f, "; {}]", array.len.display(f.db.upcast(), f.edition()))?;
}
TypeRef::Slice(inner) => {
write!(f, "[")?;
inner.hir_fmt(f, types_map)?;
write!(f, "]")?;
}
&TypeRef::Fn { params: ref parameters, is_varargs, is_unsafe, ref abi } => {
if is_unsafe {
TypeRef::Fn(fn_) => {
if fn_.is_unsafe() {
write!(f, "unsafe ")?;
}
if let Some(abi) = abi {
if let Some(abi) = fn_.abi() {
f.write_str("extern \"")?;
f.write_str(abi.as_str())?;
f.write_str("\" ")?;
}
write!(f, "fn(")?;
if let Some(((_, return_type), function_parameters)) = parameters.split_last() {
if let Some(((_, return_type), function_parameters)) = fn_.params().split_last() {
for index in 0..function_parameters.len() {
let (param_name, param_type) = &function_parameters[index];
if let Some(name) = param_name {
@ -2009,8 +2009,8 @@ impl HirDisplayWithTypesMap for TypeRefId {
write!(f, ", ")?;
}
}
if is_varargs {
write!(f, "{}...", if parameters.len() == 1 { "" } else { ", " })?;
if fn_.is_varargs() {
write!(f, "{}...", if fn_.params().len() == 1 { "" } else { ", " })?;
}
write!(f, ")")?;
match &types_map[*return_type] {