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Even more completion context filtering

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This commit is contained in:
Lukas Wirth 2022-06-20 14:23:46 +02:00
parent ce5859e387
commit 7685245282
17 changed files with 263 additions and 256 deletions
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122
crates/ide-completion/src/completions.rs
View file

@ -27,7 +27,10 @@ use ide_db::SymbolKind;
use syntax::ast;
use crate::{
context::Visible,
context::{
ItemListKind, NameContext, NameKind, NameRefContext, NameRefKind, PathKind, PatternContext,
TypeLocation, Visible,
},
item::Builder,
render::{
const_::render_const,
@ -437,3 +440,120 @@ fn enum_variants_with_paths(
}
}
}
pub(super) fn complete_name(
acc: &mut Completions,
ctx: &CompletionContext,
NameContext { name, kind }: &NameContext,
) {
match kind {
NameKind::Const => {
item_list::trait_impl::complete_trait_impl_const(acc, ctx, name);
}
NameKind::Function => {
item_list::trait_impl::complete_trait_impl_fn(acc, ctx, name);
}
NameKind::IdentPat(pattern_ctx) => complete_patterns(acc, ctx, pattern_ctx),
NameKind::Module(mod_under_caret) => {
mod_::complete_mod(acc, ctx, mod_under_caret);
}
NameKind::TypeAlias => {
item_list::trait_impl::complete_trait_impl_type_alias(acc, ctx, name);
}
NameKind::RecordField => {
field::complete_field_list_record_variant(acc, ctx);
}
NameKind::ConstParam
| NameKind::Enum
| NameKind::MacroDef
| NameKind::MacroRules
| NameKind::Rename
| NameKind::SelfParam
| NameKind::Static
| NameKind::Struct
| NameKind::Trait
| NameKind::TypeParam
| NameKind::Union
| NameKind::Variant => (),
}
}
pub(super) fn complete_name_ref(
acc: &mut Completions,
ctx: &CompletionContext,
NameRefContext { nameref, kind }: &NameRefContext,
) {
match kind {
NameRefKind::Path(path_ctx) => {
flyimport::import_on_the_fly_path(acc, ctx, path_ctx);
match &path_ctx.kind {
PathKind::Expr { expr_ctx } => {
dot::complete_undotted_self(acc, ctx, path_ctx, expr_ctx);
expr::complete_expr_path(acc, ctx, path_ctx, expr_ctx);
item_list::complete_item_list_in_expr(acc, ctx, path_ctx, expr_ctx);
record::complete_record_expr_func_update(acc, ctx, path_ctx, expr_ctx);
snippet::complete_expr_snippet(acc, ctx, path_ctx, expr_ctx);
}
PathKind::Type { location } => {
r#type::complete_type_path(acc, ctx, path_ctx, location);
match location {
TypeLocation::TupleField => {
field::complete_field_list_tuple_variant(acc, ctx, path_ctx);
}
TypeLocation::TypeAscription(ascription) => {
r#type::complete_ascribed_type(acc, ctx, path_ctx, ascription);
}
TypeLocation::GenericArgList(_)
| TypeLocation::TypeBound
| TypeLocation::ImplTarget
| TypeLocation::ImplTrait
| TypeLocation::Other => (),
}
}
PathKind::Attr { attr_ctx } => {
attribute::complete_attribute(acc, ctx, path_ctx, attr_ctx);
}
PathKind::Derive { existing_derives } => {
attribute::complete_derive(acc, ctx, path_ctx, existing_derives);
}
PathKind::Item { kind } => {
item_list::complete_item_list(acc, ctx, path_ctx, kind);
snippet::complete_item_snippet(acc, ctx, path_ctx, kind);
if let ItemListKind::TraitImpl(impl_) = kind {
item_list::trait_impl::complete_trait_impl_item_by_name(
acc, ctx, path_ctx, nameref, impl_,
);
}
}
PathKind::Pat { .. } => {
pattern::complete_pattern_path(acc, ctx, path_ctx);
}
PathKind::Vis { has_in_token } => {
vis::complete_vis_path(acc, ctx, path_ctx, has_in_token);
}
PathKind::Use => {
use_::complete_use_tree(acc, ctx, path_ctx, nameref);
}
}
}
NameRefKind::DotAccess(dot_access) => {
flyimport::import_on_the_fly_dot(acc, ctx, dot_access);
dot::complete_dot(acc, ctx, dot_access);
postfix::complete_postfix(acc, ctx, dot_access);
}
NameRefKind::Keyword(item) => {
keyword::complete_for_and_where(acc, ctx, item);
}
NameRefKind::RecordExpr(record_expr) => {
record::complete_record_expr_fields(acc, ctx, record_expr);
}
NameRefKind::Pattern(pattern_ctx) => complete_patterns(acc, ctx, pattern_ctx),
}
}
fn complete_patterns(acc: &mut Completions, ctx: &CompletionContext, pattern_ctx: &PatternContext) {
flyimport::import_on_the_fly_pat(acc, ctx, pattern_ctx);
fn_param::complete_fn_param(acc, ctx, pattern_ctx);
pattern::complete_pattern(acc, ctx, pattern_ctx);
record::complete_record_pattern_fields(acc, ctx, pattern_ctx);
}

14
crates/ide-completion/src/completions/attribute.rs
View file

@ -18,7 +18,7 @@ use syntax::{
use crate::{
completions::module_or_attr,
context::{AttrCtx, CompletionContext, PathCompletionCtx, PathKind, Qualified},
context::{AttrCtx, CompletionContext, PathCompletionCtx, Qualified},
item::CompletionItem,
Completions,
};
@ -72,16 +72,10 @@ pub(crate) fn complete_known_attribute_input(
pub(crate) fn complete_attribute(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
&AttrCtx { kind, annotated_item_kind }: &AttrCtx,
) {
let (qualified, is_inner, annotated_item_kind) = match path_ctx {
&PathCompletionCtx {
kind: PathKind::Attr { attr_ctx: AttrCtx { kind, annotated_item_kind } },
ref qualified,
..
} => (qualified, kind == AttrKind::Inner, annotated_item_kind),
_ => return,
};
let is_inner = kind == AttrKind::Inner;
match qualified {
Qualified::With {

12
crates/ide-completion/src/completions/attribute/derive.rs
View file

@ -5,7 +5,7 @@ use itertools::Itertools;
use syntax::SmolStr;
use crate::{
context::{CompletionContext, PathCompletionCtx, PathKind, Qualified},
context::{CompletionContext, ExistingDerives, PathCompletionCtx, Qualified},
item::CompletionItem,
Completions,
};
@ -13,15 +13,9 @@ use crate::{
pub(crate) fn complete_derive(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
existing_derives: &ExistingDerives,
) {
let (qualified, existing_derives) = match path_ctx {
PathCompletionCtx { kind: PathKind::Derive { existing_derives }, qualified, .. } => {
(qualified, existing_derives)
}
_ => return,
};
let core = ctx.famous_defs().core();
match qualified {

23
crates/ide-completion/src/completions/dot.rs
View file

@ -3,10 +3,7 @@
use ide_db::FxHashSet;
use crate::{
context::{
CompletionContext, DotAccess, DotAccessKind, ExprCtx, PathCompletionCtx, PathKind,
Qualified,
},
context::{CompletionContext, DotAccess, DotAccessKind, ExprCtx, PathCompletionCtx, Qualified},
CompletionItem, CompletionItemKind, Completions,
};
@ -43,16 +40,22 @@ pub(crate) fn complete_undotted_self(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
expr_ctx: &ExprCtx,
) {
if !ctx.config.enable_self_on_the_fly {
return;
}
let self_param = match path_ctx {
PathCompletionCtx {
qualified: Qualified::No,
kind: PathKind::Expr { expr_ctx: ExprCtx { self_param: Some(self_param), .. } },
..
} if path_ctx.is_trivial_path() && ctx.qualifier_ctx.none() => self_param,
if !path_ctx.is_trivial_path() {
return;
}
if !ctx.qualifier_ctx.none() {
return;
}
if !matches!(path_ctx.qualified, Qualified::No) {
return;
}
let self_param = match expr_ctx {
ExprCtx { self_param: Some(self_param), .. } => self_param,
_ => return,
};

36
crates/ide-completion/src/completions/expr.rs
View file

@ -4,39 +4,31 @@ use hir::ScopeDef;
use ide_db::FxHashSet;
use crate::{
context::{ExprCtx, PathCompletionCtx, PathKind, Qualified},
context::{ExprCtx, PathCompletionCtx, Qualified},
CompletionContext, Completions,
};
pub(crate) fn complete_expr_path(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
&ExprCtx {
in_block_expr,
in_loop_body,
after_if_expr,
in_condition,
incomplete_let,
ref ref_expr_parent,
ref is_func_update,
ref innermost_ret_ty,
ref impl_,
..
}: &ExprCtx,
) {
let _p = profile::span("complete_expr_path");
if !ctx.qualifier_ctx.none() {
return;
}
let (
qualified,
&ExprCtx {
in_block_expr,
in_loop_body,
after_if_expr,
in_condition,
incomplete_let,
ref ref_expr_parent,
ref is_func_update,
ref innermost_ret_ty,
ref impl_,
..
},
) = match path_ctx {
PathCompletionCtx { kind: PathKind::Expr { expr_ctx }, qualified, .. } => {
(qualified, expr_ctx)
}
_ => return,
};
let wants_mut_token =
ref_expr_parent.as_ref().map(|it| it.mut_token().is_none()).unwrap_or(false);

16
crates/ide-completion/src/completions/field.rs
View file

@ -1,7 +1,7 @@
//! Completion of field list position.
use crate::{
context::{PathCompletionCtx, PathKind, Qualified, TypeLocation},
context::{PathCompletionCtx, Qualified},
CompletionContext, Completions,
};
@ -10,21 +10,21 @@ pub(crate) fn complete_field_list_tuple_variant(
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
) {
if ctx.qualifier_ctx.vis_node.is_some() {
return;
}
match path_ctx {
PathCompletionCtx {
has_macro_bang: false,
qualified: Qualified::No,
parent: None,
kind: PathKind::Type { location: TypeLocation::TupleField },
has_type_args: false,
..
} => {
if ctx.qualifier_ctx.vis_node.is_none() {
let mut add_keyword = |kw, snippet| acc.add_keyword_snippet(ctx, kw, snippet);
add_keyword("pub(crate)", "pub(crate)");
add_keyword("pub(super)", "pub(super)");
add_keyword("pub", "pub");
}
let mut add_keyword = |kw, snippet| acc.add_keyword_snippet(ctx, kw, snippet);
add_keyword("pub(crate)", "pub(crate)");
add_keyword("pub(super)", "pub(super)");
add_keyword("pub", "pub");
}
_ => (),
}

39
crates/ide-completion/src/completions/item_list.rs
View file

@ -2,34 +2,37 @@
use crate::{
completions::module_or_fn_macro,
context::{ExprCtx, ItemListKind, PathCompletionCtx, PathKind, Qualified},
context::{ExprCtx, ItemListKind, PathCompletionCtx, Qualified},
CompletionContext, Completions,
};
pub(crate) mod trait_impl;
pub(crate) fn complete_item_list(
pub(crate) fn complete_item_list_in_expr(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
expr_ctx: &ExprCtx,
) {
if !expr_ctx.in_block_expr {
return;
}
if !path_ctx.is_trivial_path() {
return;
}
add_keywords(acc, ctx, None);
}
pub(crate) fn complete_item_list(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx @ PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
kind: &ItemListKind,
) {
let _p = profile::span("complete_item_list");
let qualified = match path_ctx {
PathCompletionCtx { kind: PathKind::Item { kind }, qualified, .. } => {
if path_ctx.is_trivial_path() {
add_keywords(acc, ctx, Some(kind));
}
qualified
}
PathCompletionCtx {
kind: PathKind::Expr { expr_ctx: ExprCtx { in_block_expr: true, .. } },
..
} if path_ctx.is_trivial_path() => {
add_keywords(acc, ctx, None);
return;
}
_ => return,
};
if path_ctx.is_trivial_path() {
add_keywords(acc, ctx, Some(kind));
}
match qualified {
Qualified::With {

23
crates/ide-completion/src/completions/item_list/trait_impl.rs
View file

@ -43,8 +43,8 @@ use syntax::{
use text_edit::TextEdit;
use crate::{
context::{ItemListKind, PathCompletionCtx, PathKind},
CompletionContext, CompletionItem, CompletionItemKind, CompletionRelevance, Completions,
context::PathCompletionCtx, CompletionContext, CompletionItem, CompletionItemKind,
CompletionRelevance, Completions,
};
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
@ -102,17 +102,18 @@ fn complete_trait_impl_name(
Some(())
}
pub(crate) fn complete_trait_impl_name_ref(
pub(crate) fn complete_trait_impl_item_by_name(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
name_ref: &Option<ast::NameRef>,
) -> Option<()> {
match path_ctx {
PathCompletionCtx {
kind: PathKind::Item { kind: ItemListKind::TraitImpl(Some(impl_)) },
..
} if path_ctx.is_trivial_path() => complete_trait_impl(
impl_: &Option<ast::Impl>,
) {
if !path_ctx.is_trivial_path() {
return;
}
if let Some(impl_) = impl_ {
complete_trait_impl(
acc,
ctx,
ImplCompletionKind::All,
@ -121,10 +122,8 @@ pub(crate) fn complete_trait_impl_name_ref(
None => ctx.source_range(),
},
impl_,
),
_ => (),
);
}
Some(())
}
fn complete_trait_impl(

4
crates/ide-completion/src/completions/keyword.rs
View file

@ -4,7 +4,7 @@ use syntax::ast::{self, Item};
use crate::{CompletionContext, Completions};
pub(crate) fn complete_special_keywords(
pub(crate) fn complete_for_and_where(
acc: &mut Completions,
ctx: &CompletionContext,
keyword_item: &ast::Item,
@ -60,8 +60,6 @@ mod tests {
kw fn
kw impl
kw trait
sn pd
sn ppd
"#]],
);
}

9
crates/ide-completion/src/completions/pattern.rs
View file

@ -5,7 +5,7 @@ use ide_db::FxHashSet;
use syntax::ast::Pat;
use crate::{
context::{PathCompletionCtx, PathKind, PatternContext, PatternRefutability, Qualified},
context::{PathCompletionCtx, PatternContext, PatternRefutability, Qualified},
CompletionContext, Completions,
};
@ -108,14 +108,11 @@ pub(crate) fn complete_pattern(
});
}
pub(crate) fn pattern_path_completion(
pub(crate) fn complete_pattern_path(
acc: &mut Completions,
ctx: &CompletionContext,
PathCompletionCtx { qualified, kind, .. }: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
) {
if !matches!(kind, PathKind::Pat { .. }) {
return;
}
match qualified {
Qualified::With { resolution: Some(resolution), is_super_chain, .. } => {
if *is_super_chain {

15
crates/ide-completion/src/completions/record.rs
View file

@ -6,7 +6,7 @@ use syntax::{
};
use crate::{
context::{ExprCtx, PathCompletionCtx, PathKind, PatternContext, Qualified},
context::{ExprCtx, PathCompletionCtx, PatternContext, Qualified},
CompletionContext, CompletionItem, CompletionItemKind, CompletionRelevance,
CompletionRelevancePostfixMatch, Completions,
};
@ -20,7 +20,7 @@ pub(crate) fn complete_record_pattern_fields(
complete_fields(acc, ctx, ctx.sema.record_pattern_missing_fields(record_pat));
}
}
pub(crate) fn complete_record_expr_fields_record_expr(
pub(crate) fn complete_record_expr_fields(
acc: &mut Completions,
ctx: &CompletionContext,
record_expr: &ast::RecordExpr,
@ -85,13 +85,12 @@ pub(crate) fn complete_record_expr_func_update(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
expr_ctx: &ExprCtx,
) {
if let PathCompletionCtx {
kind: PathKind::Expr { expr_ctx: ExprCtx { is_func_update: Some(record_expr), .. } },
qualified: Qualified::No,
..
} = path_ctx
{
if !matches!(path_ctx.qualified, Qualified::No) {
return;
}
if let ExprCtx { is_func_update: Some(record_expr), .. } = expr_ctx {
let ty = ctx.sema.type_of_expr(&Expr::RecordExpr(record_expr.clone()));
match ty.as_ref().and_then(|t| t.original.as_adt()) {

57
crates/ide-completion/src/completions/snippet.rs
View file

@ -4,7 +4,7 @@ use hir::Documentation;
use ide_db::{imports::insert_use::ImportScope, SnippetCap};
use crate::{
context::{ExprCtx, ItemListKind, PathCompletionCtx, PathKind, Qualified},
context::{ExprCtx, ItemListKind, PathCompletionCtx, Qualified},
item::Builder,
CompletionContext, CompletionItem, CompletionItemKind, Completions, SnippetScope,
};
@ -19,15 +19,14 @@ pub(crate) fn complete_expr_snippet(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
&ExprCtx { in_block_expr, .. }: &ExprCtx,
) {
let &can_be_stmt = match path_ctx {
PathCompletionCtx {
qualified: Qualified::No,
kind: PathKind::Expr { expr_ctx: ExprCtx { in_block_expr, .. } },
..
} => in_block_expr,
_ => return,
};
if !matches!(path_ctx.qualified, Qualified::No) {
return;
}
if !ctx.qualifier_ctx.none() {
return;
}
let cap = match ctx.config.snippet_cap {
Some(it) => it,
@ -38,9 +37,21 @@ pub(crate) fn complete_expr_snippet(
add_custom_completions(acc, ctx, cap, SnippetScope::Expr);
}
if can_be_stmt {
if in_block_expr {
snippet(ctx, cap, "pd", "eprintln!(\"$0 = {:?}\", $0);").add_to(acc);
snippet(ctx, cap, "ppd", "eprintln!(\"$0 = {:#?}\", $0);").add_to(acc);
let item = snippet(
ctx,
cap,
"macro_rules",
"\
macro_rules! $1 {
($2) => {
$0
};
}",
);
item.add_to(acc);
}
}
@ -48,23 +59,13 @@ pub(crate) fn complete_item_snippet(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
kind: &ItemListKind,
) {
let path_kind = match path_ctx {
PathCompletionCtx {
qualified: Qualified::No,
kind:
kind @ (PathKind::Item { .. }
| PathKind::Expr { expr_ctx: ExprCtx { in_block_expr: true, .. }, .. }),
..
} => kind,
_ => return,
};
if !ctx.qualifier_ctx.none() {
if !matches!(path_ctx.qualified, Qualified::No) {
return;
}
if ctx.qualifier_ctx.vis_node.is_some() {
return; // technically we could do some of these snippet completions if we were to put the
// attributes before the vis node.
if !ctx.qualifier_ctx.none() {
return;
}
let cap = match ctx.config.snippet_cap {
Some(it) => it,
@ -76,8 +77,7 @@ pub(crate) fn complete_item_snippet(
}
// Test-related snippets shouldn't be shown in blocks.
if let PathKind::Item { kind: ItemListKind::SourceFile | ItemListKind::Module, .. } = path_kind
{
if let ItemListKind::SourceFile | ItemListKind::Module = kind {
let mut item = snippet(
ctx,
cap,
@ -108,10 +108,7 @@ fn ${1:feature}() {
);
item.lookup_by("tfn");
item.add_to(acc);
}
if let PathKind::Item { kind: ItemListKind::SourceFile | ItemListKind::Module, .. }
| PathKind::Expr { .. } = path_kind
{
let item = snippet(
ctx,
cap,

27
crates/ide-completion/src/completions/type.rs
View file

@ -5,7 +5,7 @@ use ide_db::FxHashSet;
use syntax::{ast, AstNode};
use crate::{
context::{PathCompletionCtx, PathKind, Qualified, TypeAscriptionTarget, TypeLocation},
context::{PathCompletionCtx, Qualified, TypeAscriptionTarget, TypeLocation},
render::render_type_inference,
CompletionContext, Completions,
};
@ -13,17 +13,11 @@ use crate::{
pub(crate) fn complete_type_path(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
location: &TypeLocation,
) {
let _p = profile::span("complete_type_path");
let (location, qualified) = match path_ctx {
PathCompletionCtx { kind: PathKind::Type { location }, qualified, .. } => {
(location, qualified)
}
_ => return,
};
let scope_def_applicable = |def| {
use hir::{GenericParam::*, ModuleDef::*};
match def {
@ -191,19 +185,16 @@ pub(crate) fn complete_type_path(
}
}
pub(crate) fn complete_inferred_type(
pub(crate) fn complete_ascribed_type(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
ascription: &TypeAscriptionTarget,
) -> Option<()> {
let pat = match path_ctx {
PathCompletionCtx {
kind: PathKind::Type { location: TypeLocation::TypeAscription(ascription), .. },
..
} if path_ctx.is_trivial_path() => ascription,
_ => return None,
};
let x = match pat {
if !path_ctx.is_trivial_path() {
return None;
}
let x = match ascription {
TypeAscriptionTarget::Let(pat) | TypeAscriptionTarget::FnParam(pat) => {
ctx.sema.type_of_pat(pat.as_ref()?)
}

11
crates/ide-completion/src/completions/use_.rs
View file

@ -5,7 +5,7 @@ use ide_db::{FxHashSet, SymbolKind};
use syntax::{ast, AstNode};
use crate::{
context::{CompletionContext, PathCompletionCtx, PathKind, Qualified},
context::{CompletionContext, PathCompletionCtx, Qualified},
item::Builder,
CompletionItem, CompletionItemKind, CompletionRelevance, Completions,
};
@ -13,16 +13,9 @@ use crate::{
pub(crate) fn complete_use_tree(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, use_tree_parent, .. }: &PathCompletionCtx,
name_ref: &Option<ast::NameRef>,
) {
let (qualified, name_ref, use_tree_parent) = match path_ctx {
PathCompletionCtx { kind: PathKind::Use, qualified, use_tree_parent, .. } => {
(qualified, name_ref, use_tree_parent)
}
_ => return,
};
match qualified {
Qualified::With { path, resolution: Some(resolution), is_super_chain } => {
if *is_super_chain {

12
crates/ide-completion/src/completions/vis.rs
View file

@ -3,22 +3,16 @@
use hir::ScopeDef;
use crate::{
context::{CompletionContext, PathCompletionCtx, PathKind, Qualified},
context::{CompletionContext, PathCompletionCtx, Qualified},
Completions,
};
pub(crate) fn complete_vis_path(
acc: &mut Completions,
ctx: &CompletionContext,
path_ctx: &PathCompletionCtx,
PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
&has_in_token: &bool,
) {
let (qualified, &has_in_token) = match path_ctx {
PathCompletionCtx { kind: PathKind::Vis { has_in_token }, qualified, .. } => {
(qualified, has_in_token)
}
_ => return,
};
match qualified {
Qualified::With {
resolution: Some(hir::PathResolution::Def(hir::ModuleDef::Module(module))),

5
crates/ide-completion/src/context.rs
View file

@ -97,7 +97,7 @@ pub(super) enum PathKind {
attr_ctx: AttrCtx,
},
Derive {
existing_derives: FxHashSet<hir::Macro>,
existing_derives: ExistingDerives,
},
/// Path in item position, that is inside an (Assoc)ItemList
Item {
@ -111,6 +111,9 @@ pub(super) enum PathKind {
},
Use,
}
pub(crate) type ExistingDerives = FxHashSet<hir::Macro>;
#[derive(Debug, PartialEq, Eq)]
pub(crate) struct AttrCtx {
pub(crate) kind: AttrKind,

94
crates/ide-completion/src/lib.rs
View file

@ -25,7 +25,7 @@ use text_edit::TextEdit;
use crate::{
completions::Completions,
context::{
CompletionContext, IdentContext, NameContext, NameKind, NameRefContext, NameRefKind,
CompletionContext, IdentContext, NameRefContext, NameRefKind, PathCompletionCtx, PathKind,
},
};
@ -153,10 +153,13 @@ pub fn completions(
// prevent `(` from triggering unwanted completion noise
if trigger_character == Some('(') {
if let IdentContext::NameRef(NameRefContext { kind: NameRefKind::Path(path_ctx), .. }) =
&ctx.ident_ctx
{
completions::vis::complete_vis_path(&mut completions, ctx, path_ctx);
if let IdentContext::NameRef(NameRefContext { kind, .. }) = &ctx.ident_ctx {
if let NameRefKind::Path(
path_ctx @ PathCompletionCtx { kind: PathKind::Vis { has_in_token }, .. },
) = kind
{
completions::vis::complete_vis_path(&mut completions, ctx, path_ctx, has_in_token);
}
}
// prevent `(` from triggering unwanted completion noise
return Some(completions);
@ -165,84 +168,11 @@ pub fn completions(
{
let acc = &mut completions;
let mut complete_patterns = |pattern_ctx| {
completions::flyimport::import_on_the_fly_pat(acc, ctx, pattern_ctx);
completions::fn_param::complete_fn_param(acc, ctx, pattern_ctx);
completions::pattern::complete_pattern(acc, ctx, pattern_ctx);
completions::record::complete_record_pattern_fields(acc, ctx, pattern_ctx);
};
match &ctx.ident_ctx {
IdentContext::Name(NameContext { name, kind }) => match kind {
NameKind::Const => {
completions::item_list::trait_impl::complete_trait_impl_const(acc, ctx, name);
}
NameKind::Function => {
completions::item_list::trait_impl::complete_trait_impl_fn(acc, ctx, name);
}
NameKind::IdentPat(pattern_ctx) => complete_patterns(pattern_ctx),
NameKind::Module(mod_under_caret) => {
completions::mod_::complete_mod(acc, ctx, mod_under_caret);
}
NameKind::TypeAlias => {
completions::item_list::trait_impl::complete_trait_impl_type_alias(
acc, ctx, name,
);
}
NameKind::RecordField => {
completions::field::complete_field_list_record_variant(acc, ctx);
}
NameKind::ConstParam
| NameKind::Enum
| NameKind::MacroDef
| NameKind::MacroRules
| NameKind::Rename
| NameKind::SelfParam
| NameKind::Static
| NameKind::Struct
| NameKind::Trait
| NameKind::TypeParam
| NameKind::Union
| NameKind::Variant => (),
},
IdentContext::NameRef(NameRefContext { kind, nameref }) => match kind {
NameRefKind::Path(path_ctx) => {
completions::attribute::complete_attribute(acc, ctx, path_ctx);
completions::attribute::complete_derive(acc, ctx, path_ctx);
completions::dot::complete_undotted_self(acc, ctx, path_ctx);
completions::expr::complete_expr_path(acc, ctx, path_ctx);
completions::field::complete_field_list_tuple_variant(acc, ctx, path_ctx);
completions::flyimport::import_on_the_fly_path(acc, ctx, path_ctx);
completions::item_list::complete_item_list(acc, ctx, path_ctx);
completions::item_list::trait_impl::complete_trait_impl_name_ref(
acc, ctx, path_ctx, nameref,
);
completions::pattern::pattern_path_completion(acc, ctx, path_ctx);
completions::r#type::complete_inferred_type(acc, ctx, path_ctx);
completions::r#type::complete_type_path(acc, ctx, path_ctx);
completions::record::complete_record_expr_func_update(acc, ctx, path_ctx);
completions::snippet::complete_expr_snippet(acc, ctx, path_ctx);
completions::snippet::complete_item_snippet(acc, ctx, path_ctx);
completions::use_::complete_use_tree(acc, ctx, path_ctx, nameref);
completions::vis::complete_vis_path(acc, ctx, path_ctx);
}
NameRefKind::DotAccess(dot_access) => {
completions::flyimport::import_on_the_fly_dot(acc, ctx, dot_access);
completions::dot::complete_dot(acc, ctx, dot_access);
completions::postfix::complete_postfix(acc, ctx, dot_access);
}
NameRefKind::Keyword(item) => {
completions::keyword::complete_special_keywords(acc, ctx, item);
}
NameRefKind::RecordExpr(record_expr) => {
completions::record::complete_record_expr_fields_record_expr(
acc,
ctx,
record_expr,
);
}
NameRefKind::Pattern(pattern_ctx) => complete_patterns(pattern_ctx),
},
IdentContext::Name(name_ctx) => completions::complete_name(acc, ctx, name_ctx),
IdentContext::NameRef(name_ref_ctx) => {
completions::complete_name_ref(acc, ctx, name_ref_ctx)
}
IdentContext::Lifetime(lifetime_ctx) => {
completions::lifetime::complete_label(acc, ctx, lifetime_ctx);
completions::lifetime::complete_lifetime(acc, ctx, lifetime_ctx);