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-rw-r--r--crates/ra_ide/src/completion/complete_unqualified_path.rs31
1 files changed, 26 insertions, 5 deletions
diff --git a/crates/ra_ide/src/completion/complete_unqualified_path.rs b/crates/ra_ide/src/completion/complete_unqualified_path.rs
index ad5fdcc4e..ffa3c01a7 100644
--- a/crates/ra_ide/src/completion/complete_unqualified_path.rs
+++ b/crates/ra_ide/src/completion/complete_unqualified_path.rs
@@ -4,20 +4,23 @@ use hir::ScopeDef;
4use test_utils::tested_by; 4use test_utils::tested_by;
5 5
6use crate::completion::{CompletionContext, Completions}; 6use crate::completion::{CompletionContext, Completions};
7use hir::{Adt, ModuleDef};
7use ra_syntax::AstNode; 8use ra_syntax::AstNode;
8 9
9pub(super) fn complete_unqualified_path(acc: &mut Completions, ctx: &CompletionContext) { 10pub(super) fn complete_unqualified_path(acc: &mut Completions, ctx: &CompletionContext) {
10 if !ctx.is_trivial_path { 11 if (!ctx.is_trivial_path && !ctx.is_pat_binding_or_const)
11 return;
12 }
13
14 if ctx.is_pat_binding_or_const
15 || ctx.record_lit_syntax.is_some() 12 || ctx.record_lit_syntax.is_some()
16 || ctx.record_pat_syntax.is_some() 13 || ctx.record_pat_syntax.is_some()
17 { 14 {
18 return; 15 return;
19 } 16 }
20 17
18 complete_enum_variants(acc, ctx);
19
20 if ctx.is_pat_binding_or_const {
21 return;
22 }
23
21 ctx.scope().process_all_names(&mut |name, res| { 24 ctx.scope().process_all_names(&mut |name, res| {
22 if ctx.use_item_syntax.is_some() { 25 if ctx.use_item_syntax.is_some() {
23 if let (ScopeDef::Unknown, Some(name_ref)) = (&res, &ctx.name_ref_syntax) { 26 if let (ScopeDef::Unknown, Some(name_ref)) = (&res, &ctx.name_ref_syntax) {
@@ -31,6 +34,24 @@ pub(super) fn complete_unqualified_path(acc: &mut Completions, ctx: &CompletionC
31 }); 34 });
32} 35}
33 36
37fn complete_enum_variants(acc: &mut Completions, ctx: &CompletionContext) {
38 if let Some(ty) = ctx.expected_type_of(&ctx.token.parent()) {
39 if let Some(Adt::Enum(enum_data)) = ty.as_adt() {
40 let variants = enum_data.variants(ctx.db);
41 let module = enum_data.module(ctx.db);
42 for variant in variants {
43 if let Some(path) = module.find_use_path(ctx.db, ModuleDef::from(variant)) {
44 // Variants with trivial paths are already added by the existing completion logic,
45 // so we should avoid adding these twice
46 if path.segments.len() > 1 {
47 acc.add_enum_variant(ctx, variant, Some(path.to_string()));
48 }
49 }
50 }
51 }
52 }
53}
54
34#[cfg(test)] 55#[cfg(test)]
35mod tests { 56mod tests {
36 use insta::assert_debug_snapshot; 57 use insta::assert_debug_snapshot;