From 33ff7b56ff353410e7bcb7aed27004d4f0a57d8e Mon Sep 17 00:00:00 2001 From: Florian Diebold Date: Sun, 27 Jan 2019 20:50:57 +0100 Subject: Use the new Resolver API in completion --- crates/ra_ide_api/src/completion/complete_path.rs | 12 ++--- crates/ra_ide_api/src/completion/complete_scope.rs | 63 ++++++---------------- .../src/completion/completion_context.rs | 5 +- .../ra_ide_api/src/completion/completion_item.rs | 44 ++++++++++----- .../completion_item__self_in_methods.snap | 18 ++++++- 5 files changed, 74 insertions(+), 68 deletions(-) (limited to 'crates/ra_ide_api/src') diff --git a/crates/ra_ide_api/src/completion/complete_path.rs b/crates/ra_ide_api/src/completion/complete_path.rs index b33ddcde5..9e61c0212 100644 --- a/crates/ra_ide_api/src/completion/complete_path.rs +++ b/crates/ra_ide_api/src/completion/complete_path.rs @@ -7,13 +7,13 @@ use crate::{ use hir::Docs; pub(super) fn complete_path(acc: &mut Completions, ctx: &CompletionContext) { - let (path, module) = match (&ctx.path_prefix, &ctx.module) { - (Some(path), Some(module)) => (path.clone(), module), + let path = match &ctx.path_prefix { + Some(path) => path.clone(), _ => return, }; - let def_id = match module.resolve_path(ctx.db, &path).take_types() { - Some(it) => it, - None => return, + let def = match ctx.resolver.resolve_path(ctx.db, &path).take_types() { + Some(Resolution::Def { def }) => def, + _ => return, }; match def_id { hir::ModuleDef::Module(module) => { @@ -24,7 +24,7 @@ pub(super) fn complete_path(acc: &mut Completions, ctx: &CompletionContext) { ctx.source_range(), name.to_string(), ) - .from_resolution(ctx, res) + .from_resolution(ctx, &res.def.map(|def| hir::Resolution::Def { def })) .add_to(acc); } } diff --git a/crates/ra_ide_api/src/completion/complete_scope.rs b/crates/ra_ide_api/src/completion/complete_scope.rs index f837bb1db..3488d6480 100644 --- a/crates/ra_ide_api/src/completion/complete_scope.rs +++ b/crates/ra_ide_api/src/completion/complete_scope.rs @@ -1,61 +1,32 @@ -use rustc_hash::FxHashSet; -use ra_syntax::ast::AstNode; -use crate::completion::{CompletionItem, CompletionItemKind, Completions, CompletionKind, CompletionContext}; +use crate::completion::{CompletionItem, Completions, CompletionKind, CompletionContext}; pub(super) fn complete_scope(acc: &mut Completions, ctx: &CompletionContext) { if !ctx.is_trivial_path { return; } - let module = match &ctx.module { - Some(it) => it, - None => return, - }; - if let Some(function) = &ctx.function { - let scopes = function.scopes(ctx.db); - complete_fn(acc, &scopes, ctx); - } + let names = ctx.resolver.all_names(); - let module_scope = module.scope(ctx.db); - module_scope - .entries() - .filter(|(_name, res)| { - // For cases like `use self::foo<|>` don't suggest foo itself. - match res.import { - None => true, - Some(import) => { - let source = module.import_source(ctx.db, import); - !source.syntax().range().is_subrange(&ctx.leaf.range()) - } - } - }) + // let module_scope = module.scope(ctx.db); + names + .into_iter() + // FIXME check tests + // .filter(|(_name, res)| { + // // For cases like `use self::foo<|>` don't suggest foo itself. + // match res.import { + // None => true, + // Some(import) => { + // let source = module.import_source(ctx.db, import); + // !source.syntax().range().is_subrange(&ctx.leaf.range()) + // } + // } + // }) .for_each(|(name, res)| { CompletionItem::new( CompletionKind::Reference, ctx.source_range(), name.to_string(), ) - .from_resolution(ctx, res) - .add_to(acc) - }); -} - -fn complete_fn( - acc: &mut Completions, - scopes: &hir::ScopesWithSyntaxMapping, - ctx: &CompletionContext, -) { - let mut shadowed = FxHashSet::default(); - scopes - .scope_chain_for_offset(ctx.offset) - .flat_map(|scope| scopes.scopes.entries(scope).iter()) - .filter(|entry| shadowed.insert(entry.name())) - .for_each(|entry| { - CompletionItem::new( - CompletionKind::Reference, - ctx.source_range(), - entry.name().to_string(), - ) - .kind(CompletionItemKind::Binding) + .from_resolution(ctx, &res) .add_to(acc) }); } diff --git a/crates/ra_ide_api/src/completion/completion_context.rs b/crates/ra_ide_api/src/completion/completion_context.rs index 578af6e5b..aea32fce3 100644 --- a/crates/ra_ide_api/src/completion/completion_context.rs +++ b/crates/ra_ide_api/src/completion/completion_context.rs @@ -5,7 +5,7 @@ use ra_syntax::{ algo::{find_leaf_at_offset, find_covering_node, find_node_at_offset}, SyntaxKind::*, }; -use hir::source_binder; +use hir::{source_binder, Resolver}; use crate::{db, FilePosition}; @@ -16,6 +16,7 @@ pub(crate) struct CompletionContext<'a> { pub(super) db: &'a db::RootDatabase, pub(super) offset: TextUnit, pub(super) leaf: &'a SyntaxNode, + pub(super) resolver: Resolver<'static>, pub(super) module: Option, pub(super) function: Option, pub(super) function_syntax: Option<&'a ast::FnDef>, @@ -42,12 +43,14 @@ impl<'a> CompletionContext<'a> { original_file: &'a SourceFile, position: FilePosition, ) -> Option> { + let resolver = source_binder::resolver_for_position(db, position); let module = source_binder::module_from_position(db, position); let leaf = find_leaf_at_offset(original_file.syntax(), position.offset).left_biased()?; let mut ctx = CompletionContext { db, leaf, offset: position.offset, + resolver, module, function: None, function_syntax: None, diff --git a/crates/ra_ide_api/src/completion/completion_item.rs b/crates/ra_ide_api/src/completion/completion_item.rs index d3bc14894..4101ce88a 100644 --- a/crates/ra_ide_api/src/completion/completion_item.rs +++ b/crates/ra_ide_api/src/completion/completion_item.rs @@ -1,5 +1,7 @@ -use hir::{Docs, Documentation}; -use ra_syntax::TextRange; +use hir::{Docs, Documentation, PerNs, Resolution}; +use ra_syntax::{ + TextRange, +}; use ra_text_edit::TextEdit; use test_utils::tested_by; @@ -48,6 +50,7 @@ pub enum CompletionItemKind { Trait, TypeAlias, Method, + TypeParam, } #[derive(Debug, PartialEq, Eq, Copy, Clone)] @@ -207,23 +210,38 @@ impl Builder { pub(super) fn from_resolution( mut self, ctx: &CompletionContext, - resolution: &hir::Resolution, + resolution: &PerNs, ) -> Builder { - let def = resolution.def.take_types().or(resolution.def.take_values()); + use hir::ModuleDef::*; + + let def = resolution + .as_ref() + .take_types() + .or(resolution.as_ref().take_values()); let def = match def { None => return self, Some(it) => it, }; let (kind, docs) = match def { - hir::ModuleDef::Module(it) => (CompletionItemKind::Module, it.docs(ctx.db)), - hir::ModuleDef::Function(func) => return self.from_function(ctx, func), - hir::ModuleDef::Struct(it) => (CompletionItemKind::Struct, it.docs(ctx.db)), - hir::ModuleDef::Enum(it) => (CompletionItemKind::Enum, it.docs(ctx.db)), - hir::ModuleDef::EnumVariant(it) => (CompletionItemKind::EnumVariant, it.docs(ctx.db)), - hir::ModuleDef::Const(it) => (CompletionItemKind::Const, it.docs(ctx.db)), - hir::ModuleDef::Static(it) => (CompletionItemKind::Static, it.docs(ctx.db)), - hir::ModuleDef::Trait(it) => (CompletionItemKind::Trait, it.docs(ctx.db)), - hir::ModuleDef::Type(it) => (CompletionItemKind::TypeAlias, it.docs(ctx.db)), + Resolution::Def { def: Module(it) } => (CompletionItemKind::Module, it.docs(ctx.db)), + Resolution::Def { + def: Function(func), + } => return self.from_function(ctx, *func), + Resolution::Def { def: Struct(it) } => (CompletionItemKind::Struct, it.docs(ctx.db)), + Resolution::Def { def: Enum(it) } => (CompletionItemKind::Enum, it.docs(ctx.db)), + Resolution::Def { + def: EnumVariant(it), + } => (CompletionItemKind::EnumVariant, it.docs(ctx.db)), + Resolution::Def { def: Const(it) } => (CompletionItemKind::Const, it.docs(ctx.db)), + Resolution::Def { def: Static(it) } => (CompletionItemKind::Static, it.docs(ctx.db)), + Resolution::Def { def: Trait(it) } => (CompletionItemKind::Trait, it.docs(ctx.db)), + Resolution::Def { def: Type(it) } => (CompletionItemKind::TypeAlias, it.docs(ctx.db)), + Resolution::GenericParam { .. } => (CompletionItemKind::TypeParam, None), + Resolution::LocalBinding { .. } => (CompletionItemKind::Binding, None), + Resolution::SelfType { .. } => ( + CompletionItemKind::TypeParam, // (does this need its own kind?) + None, + ), }; self.kind = Some(kind); self.documentation = docs; diff --git a/crates/ra_ide_api/src/completion/snapshots/completion_item__self_in_methods.snap b/crates/ra_ide_api/src/completion/snapshots/completion_item__self_in_methods.snap index 6a49e325c..ba1d4abbd 100644 --- a/crates/ra_ide_api/src/completion/snapshots/completion_item__self_in_methods.snap +++ b/crates/ra_ide_api/src/completion/snapshots/completion_item__self_in_methods.snap @@ -1,10 +1,24 @@ --- -created: "2019-01-23T05:27:32.422259+00:00" -creator: insta@0.4.0 +created: "2019-01-27T20:17:10.051725945+00:00" +creator: insta@0.5.2 expression: kind_completions source: crates/ra_ide_api/src/completion/completion_item.rs --- [ + CompletionItem { + completion_kind: Reference, + label: "Self", + kind: Some( + TypeParam + ), + detail: None, + documentation: None, + lookup: None, + insert_text: None, + insert_text_format: PlainText, + source_range: [25; 25), + text_edit: None + }, CompletionItem { completion_kind: Reference, label: "self", -- cgit v1.2.3