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authorKevin DeLorey <[email protected]>2020-02-11 03:09:04 +0000
committerKevin DeLorey <[email protected]>2020-02-11 03:09:04 +0000
commitf0f242cb4f9ee49427b03af21c31239e8132ac96 (patch)
tree0898b7ddb26c12b97214fb15ed9e450186f65ee2 /crates/ra_assists
parent785723e0d942bba935fb2de6fb451d57a2c06b1a (diff)
Adjusted the hashset buckets to lump functions/consts together as their names must be unique.
Diffstat (limited to 'crates/ra_assists')
-rw-r--r--crates/ra_assists/src/utils.rs19
1 files changed, 10 insertions, 9 deletions
diff --git a/crates/ra_assists/src/utils.rs b/crates/ra_assists/src/utils.rs
index 7bc21c6e4..660da3645 100644
--- a/crates/ra_assists/src/utils.rs
+++ b/crates/ra_assists/src/utils.rs
@@ -9,24 +9,25 @@ use hir::db::HirDatabase;
9 9
10use rustc_hash::FxHashSet; 10use rustc_hash::FxHashSet;
11 11
12/// Generate a collection of associated items that are missing from a
13/// `impl Trait for` block.
12pub fn get_missing_impl_items( 14pub fn get_missing_impl_items(
13 db: &impl HirDatabase, 15 db: &impl HirDatabase,
14 analyzer: &hir::SourceAnalyzer, 16 analyzer: &hir::SourceAnalyzer,
15 impl_block: &ast::ImplBlock, 17 impl_block: &ast::ImplBlock,
16) -> Vec<hir::AssocItem> { 18) -> Vec<hir::AssocItem> {
17 // since the names are unique only to each associated type (fn/type/const), 19
18 // create buckets of each already implemented type that we'll use in the 20 // Names must be unique between constants and functions. However, type aliases
19 // lookup later. 21 // may share the same name as a function or constant.
20 let mut impl_fns = FxHashSet::default(); 22 let mut impl_fns_consts = FxHashSet::default();
21 let mut impl_type = FxHashSet::default(); 23 let mut impl_type = FxHashSet::default();
22 let mut impl_const = FxHashSet::default();
23 24
24 if let Some(item_list) = impl_block.item_list() { 25 if let Some(item_list) = impl_block.item_list() {
25 for item in item_list.impl_items() { 26 for item in item_list.impl_items() {
26 match item { 27 match item {
27 ast::ImplItem::FnDef(f) => { 28 ast::ImplItem::FnDef(f) => {
28 if let Some(n) = f.name() { 29 if let Some(n) = f.name() {
29 impl_fns.insert(n.syntax().to_string()); 30 impl_fns_consts.insert(n.syntax().to_string());
30 } 31 }
31 } 32 }
32 33
@@ -38,7 +39,7 @@ pub fn get_missing_impl_items(
38 39
39 ast::ImplItem::ConstDef(c) => { 40 ast::ImplItem::ConstDef(c) => {
40 if let Some(n) = c.name() { 41 if let Some(n) = c.name() {
41 impl_const.insert(n.syntax().to_string()); 42 impl_fns_consts.insert(n.syntax().to_string());
42 } 43 }
43 } 44 }
44 } 45 }
@@ -50,10 +51,10 @@ pub fn get_missing_impl_items(
50 .items(db) 51 .items(db)
51 .iter() 52 .iter()
52 .filter(|i| match i { 53 .filter(|i| match i {
53 hir::AssocItem::Function(f) => !impl_fns.contains(&f.name(db).to_string()), 54 hir::AssocItem::Function(f) => !impl_fns_consts.contains(&f.name(db).to_string()),
54 hir::AssocItem::TypeAlias(t) => !impl_type.contains(&t.name(db).to_string()), 55 hir::AssocItem::TypeAlias(t) => !impl_type.contains(&t.name(db).to_string()),
55 hir::AssocItem::Const(c) => { 56 hir::AssocItem::Const(c) => {
56 c.name(db).map(|n| !impl_const.contains(&n.to_string())).unwrap_or_default() 57 c.name(db).map(|n| !impl_fns_consts.contains(&n.to_string())).unwrap_or_default()
57 } 58 }
58 }) 59 })
59 .map(|i| i.clone()) 60 .map(|i| i.clone())