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https://github.com/rust-lang/rust-analyzer
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use Lazy, some fixes
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parent
19fbf2c16b
commit
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10 changed files with 51 additions and 43 deletions
1
Cargo.lock
generated
1
Cargo.lock
generated
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@ -1025,6 +1025,7 @@ dependencies = [
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"itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"join_to_string 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"once_cell 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"proptest 0.9.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"ra_assists 0.1.0",
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"ra_cfg 0.1.0",
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@ -19,6 +19,7 @@ rustc-hash = "1.0"
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unicase = "2.2.0"
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superslice = "1.0.0"
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rand = { version = "0.7.0", features = ["small_rng"] }
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once_cell = "1.2.0"
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ra_syntax = { path = "../ra_syntax" }
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ra_text_edit = { path = "../ra_text_edit" }
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@ -54,7 +54,7 @@ pub(crate) fn reference_definition(
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) -> ReferenceResult {
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use self::ReferenceResult::*;
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let name_kind = classify_name_ref(db, file_id, &name_ref).map(|d| d.item);
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let name_kind = classify_name_ref(db, file_id, &name_ref).map(|d| d.kind);
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match name_kind {
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Some(Macro(mac)) => return Exact(NavigationTarget::from_macro_def(db, mac)),
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Some(Field(field)) => return Exact(NavigationTarget::from_field(db, field)),
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@ -100,8 +100,7 @@ pub(crate) fn hover(db: &RootDatabase, position: FilePosition) -> Option<RangeIn
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let mut range = None;
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if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(file.syntax(), position.offset) {
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let mut no_fallback = false;
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let name_kind =
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classify_name_ref(db, position.file_id, &name_ref).and_then(|d| Some(d.item));
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let name_kind = classify_name_ref(db, position.file_id, &name_ref).map(|d| d.kind);
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match name_kind {
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Some(Macro(it)) => {
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let src = it.source(db);
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@ -5,6 +5,7 @@ mod name_definition;
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mod rename;
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mod search_scope;
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use once_cell::unsync::Lazy;
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use ra_db::{SourceDatabase, SourceDatabaseExt};
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use ra_syntax::{algo::find_node_at_offset, ast, AstNode, SourceFile, SyntaxNode, TextUnit};
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@ -61,7 +62,7 @@ pub(crate) fn find_all_refs(
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let syntax = parse.tree().syntax().clone();
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let RangeInfo { range, info: (name, def) } = find_name(db, &syntax, position)?;
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let declaration = match def.item {
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let declaration = match def.kind {
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NameKind::Macro(mac) => NavigationTarget::from_macro_def(db, mac),
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NameKind::Field(field) => NavigationTarget::from_field(db, field),
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NameKind::AssocItem(assoc) => NavigationTarget::from_assoc_item(db, assoc),
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@ -98,7 +99,7 @@ fn find_name<'a>(
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fn process_definition(db: &RootDatabase, def: NameDefinition, name: String) -> Vec<FileRange> {
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let pat = name.as_str();
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let scope = def.scope(db).scope;
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let scope = def.scope(db).files;
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let mut refs = vec![];
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let is_match = |file_id: FileId, name_ref: &ast::NameRef| -> bool {
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@ -112,12 +113,14 @@ fn process_definition(db: &RootDatabase, def: NameDefinition, name: String) -> V
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for (file_id, text_range) in scope {
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let text = db.file_text(file_id);
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let parse = SourceFile::parse(&text);
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let syntax = parse.tree().syntax().clone();
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let parse = Lazy::new(|| SourceFile::parse(&text));
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for (idx, _) in text.match_indices(pat) {
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let offset = TextUnit::from_usize(idx);
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if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(&syntax, offset) {
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if let Some(name_ref) =
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find_node_at_offset::<ast::NameRef>(parse.tree().syntax(), offset)
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{
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let range = name_ref.syntax().text_range();
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if let Some(text_range) = text_range {
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@ -1,3 +1,5 @@
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//! FIXME: write short doc here
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use hir::{Either, FromSource, Module, ModuleSource, Path, PathResolution, Source, SourceAnalyzer};
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use ra_db::FileId;
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use ra_syntax::{ast, match_ast, AstNode, AstPtr};
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@ -102,8 +104,9 @@ pub(crate) fn classify_name_ref(
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let analyzer = SourceAnalyzer::new(db, file_id, name_ref.syntax(), None);
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if let Some(method_call) = ast::MethodCallExpr::cast(parent.clone()) {
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let func = analyzer.resolve_method_call(&method_call)?;
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return Some(from_assoc_item(db, func.into()));
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if let Some(func) = analyzer.resolve_method_call(&method_call) {
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return Some(from_assoc_item(db, func.into()));
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}
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}
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if let Some(field_expr) = ast::FieldExpr::cast(parent.clone()) {
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@ -128,15 +131,10 @@ pub(crate) fn classify_name_ref(
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let container = Module::from_definition(db, Source { file_id, ast })?;
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let visibility = None;
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if let Some(macro_call) =
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parent.parent().and_then(|node| node.parent()).and_then(ast::MacroCall::cast)
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{
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if let Some(macro_call) = parent.ancestors().find_map(ast::MacroCall::cast) {
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if let Some(macro_def) = analyzer.resolve_macro_call(db, ¯o_call) {
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return Some(NameDefinition {
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item: NameKind::Macro(macro_def),
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container,
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visibility,
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});
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let kind = NameKind::Macro(macro_def);
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return Some(NameDefinition { kind, container, visibility });
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}
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}
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@ -147,23 +145,23 @@ pub(crate) fn classify_name_ref(
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AssocItem(item) => Some(from_assoc_item(db, item)),
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LocalBinding(Either::A(pat)) => from_pat(db, file_id, pat),
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LocalBinding(Either::B(par)) => {
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let item = NameKind::SelfParam(par);
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Some(NameDefinition { item, container, visibility })
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let kind = NameKind::SelfParam(par);
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Some(NameDefinition { kind, container, visibility })
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}
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GenericParam(par) => {
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// FIXME: get generic param def
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let item = NameKind::GenericParam(par);
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Some(NameDefinition { item, container, visibility })
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let kind = NameKind::GenericParam(par);
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Some(NameDefinition { kind, container, visibility })
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}
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Macro(def) => {
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let item = NameKind::Macro(def);
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Some(NameDefinition { item, container, visibility })
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let kind = NameKind::Macro(def);
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Some(NameDefinition { kind, container, visibility })
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}
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SelfType(impl_block) => {
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let ty = impl_block.target_ty(db);
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let item = NameKind::SelfType(ty);
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let kind = NameKind::SelfType(ty);
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let container = impl_block.module();
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Some(NameDefinition { item, container, visibility })
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Some(NameDefinition { kind, container, visibility })
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}
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}
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}
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@ -1,3 +1,5 @@
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//! FIXME: write short doc here
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use hir::{
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db::AstDatabase, Adt, AssocItem, DefWithBody, FromSource, HasSource, HirFileId, MacroDef,
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Module, ModuleDef, StructField, Ty, VariantDef,
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@ -22,7 +24,7 @@ pub enum NameKind {
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pub(crate) struct NameDefinition {
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pub visibility: Option<ast::Visibility>,
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pub container: Module,
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pub item: NameKind,
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pub kind: NameKind,
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}
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pub(super) fn from_pat(
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@ -50,9 +52,9 @@ pub(super) fn from_pat(
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}
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}
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})?;
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let item = NameKind::Pat((def, pat));
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let kind = NameKind::Pat((def, pat));
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let container = def.module(db);
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Some(NameDefinition { item, container, visibility: None })
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Some(NameDefinition { kind, container, visibility: None })
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}
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pub(super) fn from_assoc_item(db: &RootDatabase, item: AssocItem) -> NameDefinition {
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@ -62,19 +64,19 @@ pub(super) fn from_assoc_item(db: &RootDatabase, item: AssocItem) -> NameDefinit
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AssocItem::Const(c) => c.source(db).ast.visibility(),
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AssocItem::TypeAlias(a) => a.source(db).ast.visibility(),
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};
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let item = NameKind::AssocItem(item);
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NameDefinition { item, container, visibility }
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let kind = NameKind::AssocItem(item);
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NameDefinition { kind, container, visibility }
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}
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pub(super) fn from_struct_field(db: &RootDatabase, field: StructField) -> NameDefinition {
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let item = NameKind::Field(field);
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let kind = NameKind::Field(field);
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let parent = field.parent_def(db);
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let container = parent.module(db);
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let visibility = match parent {
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VariantDef::Struct(s) => s.source(db).ast.visibility(),
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VariantDef::EnumVariant(e) => e.source(db).ast.parent_enum().visibility(),
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};
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NameDefinition { item, container, visibility }
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NameDefinition { kind, container, visibility }
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}
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pub(super) fn from_module_def(
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def: ModuleDef,
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module: Option<Module>,
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) -> NameDefinition {
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let item = NameKind::Def(def);
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let kind = NameKind::Def(def);
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let (container, visibility) = match def {
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ModuleDef::Module(it) => {
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let container = it.parent(db).or_else(|| Some(it)).unwrap();
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@ -104,5 +106,5 @@ pub(super) fn from_module_def(
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ModuleDef::Adt(Adt::Enum(it)) => (it.module(db), it.source(db).ast.visibility()),
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ModuleDef::BuiltinType(..) => (module.unwrap(), None),
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};
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NameDefinition { item, container, visibility }
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NameDefinition { kind, container, visibility }
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}
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@ -1,3 +1,5 @@
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//! FIXME: write short doc here
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use hir::ModuleSource;
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use ra_db::SourceDatabase;
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use ra_syntax::{algo::find_node_at_offset, ast, AstNode, SyntaxNode};
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@ -1,3 +1,5 @@
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//! FIXME: write short doc here
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use hir::{DefWithBody, HasSource, ModuleSource};
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use ra_db::{FileId, SourceDatabase};
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use ra_syntax::{AstNode, TextRange};
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@ -7,21 +9,21 @@ use crate::db::RootDatabase;
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use super::{NameDefinition, NameKind};
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pub(crate) struct SearchScope {
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pub scope: Vec<(FileId, Option<TextRange>)>,
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pub files: Vec<(FileId, Option<TextRange>)>,
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}
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impl NameDefinition {
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pub fn scope(&self, db: &RootDatabase) -> SearchScope {
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pub(crate) fn scope(&self, db: &RootDatabase) -> SearchScope {
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let module_src = self.container.definition_source(db);
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let file_id = module_src.file_id.original_file(db);
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if let NameKind::Pat((def, _)) = self.item {
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if let NameKind::Pat((def, _)) = self.kind {
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let range = match def {
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DefWithBody::Function(f) => f.source(db).ast.syntax().text_range(),
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DefWithBody::Const(c) => c.source(db).ast.syntax().text_range(),
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DefWithBody::Static(s) => s.source(db).ast.syntax().text_range(),
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};
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return SearchScope { scope: vec![(file_id, Some(range))] };
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return SearchScope { files: vec![(file_id, Some(range))] };
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}
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if let Some(ref vis) = self.visibility {
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@ -30,7 +32,7 @@ impl NameDefinition {
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let mut files = source_root.walk().map(|id| (id.into(), None)).collect::<Vec<_>>();
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if vis.syntax().to_string().as_str() == "pub(crate)" {
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return SearchScope { scope: files };
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return SearchScope { files };
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}
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if vis.syntax().to_string().as_str() == "pub" {
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let krate = self.container.krate(db).unwrap();
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@ -47,7 +49,7 @@ impl NameDefinition {
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}
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}
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return SearchScope { scope: files };
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return SearchScope { files };
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}
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// FIXME: "pub(super)", "pub(in path)"
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}
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@ -56,6 +58,6 @@ impl NameDefinition {
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ModuleSource::Module(m) => Some(m.syntax().text_range()),
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ModuleSource::SourceFile(_) => None,
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};
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SearchScope { scope: vec![(file_id, range)] }
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SearchScope { files: vec![(file_id, range)] }
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}
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}
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@ -101,7 +101,7 @@ pub(crate) fn highlight(db: &RootDatabase, file_id: FileId) -> Vec<HighlightedRa
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continue;
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}
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if let Some(name_ref) = node.as_node().cloned().and_then(ast::NameRef::cast) {
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let name_kind = classify_name_ref(db, file_id, &name_ref).map(|d| d.item);
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let name_kind = classify_name_ref(db, file_id, &name_ref).map(|d| d.kind);
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match name_kind {
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Some(Macro(_)) => "macro",
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Some(Field(_)) => "field",
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