496: Include two element ranges into the nav. r=matklad a=matklad



Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>
This commit is contained in:
bors[bot] 2019-01-11 15:35:41 +00:00
commit aad1bf877e
12 changed files with 294 additions and 248 deletions

View File

@ -274,6 +274,8 @@ pub struct Function {
pub(crate) def_id: DefId,
}
pub use crate::code_model_impl::function::ScopeEntryWithSyntax;
/// The declared signature of a function.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct FnSignature {

View File

@ -15,7 +15,7 @@
impl_block::ImplBlock,
};
pub use self::scope::{FnScopes, ScopesWithSyntaxMapping};
pub use self::scope::{FnScopes, ScopesWithSyntaxMapping, ScopeEntryWithSyntax};
impl Function {
pub(crate) fn new(def_id: DefId) -> Function {

View File

@ -59,5 +59,5 @@ macro_rules! ctry {
Def,
Module, ModuleSource, Problem,
Struct, Enum, EnumVariant,
Function, FnSignature,
Function, FnSignature, ScopeEntryWithSyntax,
};

View File

@ -1,22 +1,24 @@
use ra_db::{FileId, Cancelable, SyntaxDatabase};
use ra_syntax::{
TextRange, AstNode, ast, SyntaxKind::{NAME, MODULE},
AstNode, ast,
algo::find_node_at_offset,
};
use crate::{FilePosition, NavigationTarget, db::RootDatabase};
use crate::{FilePosition, NavigationTarget, db::RootDatabase, RangeInfo};
pub(crate) fn goto_definition(
db: &RootDatabase,
position: FilePosition,
) -> Cancelable<Option<Vec<NavigationTarget>>> {
) -> Cancelable<Option<RangeInfo<Vec<NavigationTarget>>>> {
let file = db.source_file(position.file_id);
let syntax = file.syntax();
if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(syntax, position.offset) {
return Ok(Some(reference_definition(db, position.file_id, name_ref)?));
let navs = reference_definition(db, position.file_id, name_ref)?;
return Ok(Some(RangeInfo::new(name_ref.syntax().range(), navs)));
}
if let Some(name) = find_node_at_offset::<ast::Name>(syntax, position.offset) {
return name_definition(db, position.file_id, name);
let navs = ctry!(name_definition(db, position.file_id, name)?);
return Ok(Some(RangeInfo::new(name.syntax().range(), navs)));
}
Ok(None)
}
@ -32,13 +34,7 @@ pub(crate) fn reference_definition(
let scope = fn_descr.scopes(db)?;
// First try to resolve the symbol locally
if let Some(entry) = scope.resolve_local_name(name_ref) {
let nav = NavigationTarget {
file_id,
name: entry.name().to_string().into(),
range: entry.ptr().range(),
kind: NAME,
ptr: None,
};
let nav = NavigationTarget::from_scope_entry(file_id, &entry);
return Ok(vec![nav]);
};
}
@ -79,18 +75,7 @@ fn name_definition(
if let Some(child_module) =
hir::source_binder::module_from_declaration(db, file_id, module)?
{
let (file_id, _) = child_module.definition_source(db)?;
let name = match child_module.name(db)? {
Some(name) => name.to_string().into(),
None => "".into(),
};
let nav = NavigationTarget {
file_id,
name,
range: TextRange::offset_len(0.into(), 0.into()),
kind: MODULE,
ptr: None,
};
let nav = NavigationTarget::from_module(db, child_module)?;
return Ok(Some(vec![nav]));
}
}
@ -100,31 +85,32 @@ fn name_definition(
#[cfg(test)]
mod tests {
use test_utils::assert_eq_dbg;
use crate::mock_analysis::analysis_and_position;
fn check_goto(fixuture: &str, expected: &str) {
let (analysis, pos) = analysis_and_position(fixuture);
let mut navs = analysis.goto_definition(pos).unwrap().unwrap().info;
assert_eq!(navs.len(), 1);
let nav = navs.pop().unwrap();
nav.assert_match(expected);
}
#[test]
fn goto_definition_works_in_items() {
let (analysis, pos) = analysis_and_position(
check_goto(
"
//- /lib.rs
struct Foo;
enum E { X(Foo<|>) }
",
);
let symbols = analysis.goto_definition(pos).unwrap().unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(1), name: "Foo",
kind: STRUCT_DEF, range: [0; 11),
ptr: Some(LocalSyntaxPtr { range: [0; 11), kind: STRUCT_DEF }) }]"#,
&symbols,
"Foo STRUCT_DEF FileId(1) [0; 11) [7; 10)",
);
}
#[test]
fn goto_definition_resolves_correct_name() {
let (analysis, pos) = analysis_and_position(
check_goto(
"
//- /lib.rs
use a::Foo;
@ -136,47 +122,30 @@ enum E { X(Foo<|>) }
//- /b.rs
struct Foo;
",
);
let symbols = analysis.goto_definition(pos).unwrap().unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(2), name: "Foo",
kind: STRUCT_DEF, range: [0; 11),
ptr: Some(LocalSyntaxPtr { range: [0; 11), kind: STRUCT_DEF }) }]"#,
&symbols,
"Foo STRUCT_DEF FileId(2) [0; 11) [7; 10)",
);
}
#[test]
fn goto_definition_works_for_module_declaration() {
let (analysis, pos) = analysis_and_position(
check_goto(
"
//- /lib.rs
mod <|>foo;
//- /foo.rs
// empty
",
",
"foo SOURCE_FILE FileId(2) [0; 10)",
);
let symbols = analysis.goto_definition(pos).unwrap().unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(2), name: "foo", kind: MODULE, range: [0; 0), ptr: None }]"#,
&symbols,
);
let (analysis, pos) = analysis_and_position(
check_goto(
"
//- /lib.rs
mod <|>foo;
//- /foo/mod.rs
// empty
",
);
let symbols = analysis.goto_definition(pos).unwrap().unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(2), name: "foo", kind: MODULE, range: [0; 0), ptr: None }]"#,
&symbols,
",
"foo SOURCE_FILE FileId(2) [0; 10)",
);
}
}

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@ -88,11 +88,11 @@ fn doc_text_for(db: &RootDatabase, nav: NavigationTarget) -> Cancelable<Option<S
impl NavigationTarget {
fn node(&self, db: &RootDatabase) -> Option<TreePtr<SyntaxNode>> {
let source_file = db.source_file(self.file_id);
let source_file = db.source_file(self.file_id());
let source_file = source_file.syntax();
let node = source_file
.descendants()
.find(|node| node.kind() == self.kind && node.range() == self.range)?
.find(|node| node.kind() == self.kind() && node.range() == self.full_range())?
.to_owned();
Some(node)
}

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@ -11,12 +11,11 @@
TextRange, AstNode, SourceFile,
ast::{self, NameOwner},
algo::find_node_at_offset,
SyntaxKind::*,
};
use crate::{
AnalysisChange,
Cancelable, NavigationTarget,
Cancelable,
CrateId, db, Diagnostic, FileId, FilePosition, FileRange, FileSystemEdit,
Query, RootChange, SourceChange, SourceFileEdit,
symbol_index::{LibrarySymbolsQuery, FileSymbol},
@ -99,29 +98,6 @@ fn gc_syntax_trees(&mut self) {
}
impl db::RootDatabase {
/// This returns `Vec` because a module may be included from several places. We
/// don't handle this case yet though, so the Vec has length at most one.
pub(crate) fn parent_module(
&self,
position: FilePosition,
) -> Cancelable<Vec<NavigationTarget>> {
let module = match source_binder::module_from_position(self, position)? {
None => return Ok(Vec::new()),
Some(it) => it,
};
let (file_id, ast_module) = match module.declaration_source(self)? {
None => return Ok(Vec::new()),
Some(it) => it,
};
let name = ast_module.name().unwrap();
Ok(vec![NavigationTarget {
file_id,
name: name.text().clone(),
range: name.syntax().range(),
kind: MODULE,
ptr: None,
}])
}
/// Returns `Vec` for the same reason as `parent_module`
pub(crate) fn crate_for(&self, file_id: FileId) -> Cancelable<Vec<CrateId>> {
let module = match source_binder::module_from_file_id(self, file_id)? {

View File

@ -18,25 +18,26 @@ macro_rules! ctry {
};
}
mod completion;
mod db;
mod goto_definition;
mod imp;
pub mod mock_analysis;
mod runnables;
mod symbol_index;
mod navigation_target;
mod completion;
mod runnables;
mod goto_definition;
mod extend_selection;
mod hover;
mod call_info;
mod syntax_highlighting;
mod parent_module;
use std::{fmt, sync::Arc};
use hir::{Def, ModuleSource, Name};
use ra_syntax::{SmolStr, SourceFile, TreePtr, SyntaxKind, SyntaxNode, TextRange, TextUnit, AstNode};
use ra_syntax::{SourceFile, TreePtr, TextRange, TextUnit};
use ra_text_edit::TextEdit;
use ra_db::{SyntaxDatabase, FilesDatabase, LocalSyntaxPtr, BaseDatabase};
use ra_db::{SyntaxDatabase, FilesDatabase, BaseDatabase};
use rayon::prelude::*;
use relative_path::RelativePathBuf;
use rustc_hash::FxHashMap;
@ -50,6 +51,7 @@ macro_rules! ctry {
pub use crate::{
completion::{CompletionItem, CompletionItemKind, InsertText},
runnables::{Runnable, RunnableKind},
navigation_target::NavigationTarget,
};
pub use ra_ide_api_light::{
Fold, FoldKind, HighlightedRange, Severity, StructureNode,
@ -243,110 +245,6 @@ pub fn limit(&mut self, limit: usize) {
}
}
/// `NavigationTarget` represents and element in the editor's UI whihc you can
/// click on to navigate to a particular piece of code.
///
/// Typically, a `NavigationTarget` corresponds to some element in the source
/// code, like a function or a struct, but this is not strictly required.
#[derive(Debug, Clone)]
pub struct NavigationTarget {
file_id: FileId,
name: SmolStr,
kind: SyntaxKind,
range: TextRange,
// Should be DefId ideally
ptr: Option<LocalSyntaxPtr>,
}
impl NavigationTarget {
fn from_symbol(symbol: FileSymbol) -> NavigationTarget {
NavigationTarget {
file_id: symbol.file_id,
name: symbol.name.clone(),
kind: symbol.ptr.kind(),
range: symbol.ptr.range(),
ptr: Some(symbol.ptr.clone()),
}
}
fn from_syntax(name: Option<Name>, file_id: FileId, node: &SyntaxNode) -> NavigationTarget {
NavigationTarget {
file_id,
name: name.map(|n| n.to_string().into()).unwrap_or("".into()),
kind: node.kind(),
range: node.range(),
ptr: Some(LocalSyntaxPtr::new(node)),
}
}
// TODO once Def::Item is gone, this should be able to always return a NavigationTarget
fn from_def(db: &db::RootDatabase, def: Def) -> Cancelable<Option<NavigationTarget>> {
Ok(match def {
Def::Struct(s) => {
let (file_id, node) = s.source(db)?;
Some(NavigationTarget::from_syntax(
s.name(db)?,
file_id.original_file(db),
node.syntax(),
))
}
Def::Enum(e) => {
let (file_id, node) = e.source(db)?;
Some(NavigationTarget::from_syntax(
e.name(db)?,
file_id.original_file(db),
node.syntax(),
))
}
Def::EnumVariant(ev) => {
let (file_id, node) = ev.source(db)?;
Some(NavigationTarget::from_syntax(
ev.name(db)?,
file_id.original_file(db),
node.syntax(),
))
}
Def::Function(f) => {
let (file_id, node) = f.source(db)?;
let name = f.signature(db).name().clone();
Some(NavigationTarget::from_syntax(
Some(name),
file_id.original_file(db),
node.syntax(),
))
}
Def::Module(m) => {
let (file_id, source) = m.definition_source(db)?;
let name = m.name(db)?;
match source {
ModuleSource::SourceFile(node) => {
Some(NavigationTarget::from_syntax(name, file_id, node.syntax()))
}
ModuleSource::Module(node) => {
Some(NavigationTarget::from_syntax(name, file_id, node.syntax()))
}
}
}
Def::Item => None,
})
}
pub fn name(&self) -> &SmolStr {
&self.name
}
pub fn kind(&self) -> SyntaxKind {
self.kind
}
pub fn file_id(&self) -> FileId {
self.file_id
}
pub fn range(&self) -> TextRange {
self.range
}
}
#[derive(Debug)]
pub struct RangeInfo<T> {
pub range: TextRange,
@ -354,7 +252,7 @@ pub struct RangeInfo<T> {
}
impl<T> RangeInfo<T> {
fn new(range: TextRange, info: T) -> RangeInfo<T> {
pub fn new(range: TextRange, info: T) -> RangeInfo<T> {
RangeInfo { range, info }
}
}
@ -494,7 +392,7 @@ pub fn symbol_search(&self, query: Query) -> Cancelable<Vec<NavigationTarget>> {
pub fn goto_definition(
&self,
position: FilePosition,
) -> Cancelable<Option<Vec<NavigationTarget>>> {
) -> Cancelable<Option<RangeInfo<Vec<NavigationTarget>>>> {
self.db
.catch_canceled(|db| goto_definition::goto_definition(db, position))?
}
@ -517,7 +415,7 @@ pub fn call_info(&self, position: FilePosition) -> Cancelable<Option<CallInfo>>
/// Returns a `mod name;` declaration which created the current module.
pub fn parent_module(&self, position: FilePosition) -> Cancelable<Vec<NavigationTarget>> {
self.with_db(|db| db.parent_module(position))?
self.with_db(|db| parent_module::parent_module(db, position))?
}
/// Returns crates this file belongs too.

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@ -0,0 +1,159 @@
use ra_db::{FileId, Cancelable};
use ra_syntax::{
SyntaxNode, AstNode, SmolStr, TextRange, ast,
SyntaxKind::{self, NAME},
};
use hir::{Def, ModuleSource};
use crate::{FileSymbol, db::RootDatabase};
/// `NavigationTarget` represents and element in the editor's UI which you can
/// click on to navigate to a particular piece of code.
///
/// Typically, a `NavigationTarget` corresponds to some element in the source
/// code, like a function or a struct, but this is not strictly required.
#[derive(Debug, Clone)]
pub struct NavigationTarget {
file_id: FileId,
name: SmolStr,
kind: SyntaxKind,
full_range: TextRange,
focus_range: Option<TextRange>,
}
impl NavigationTarget {
pub fn name(&self) -> &SmolStr {
&self.name
}
pub fn kind(&self) -> SyntaxKind {
self.kind
}
pub fn file_id(&self) -> FileId {
self.file_id
}
pub fn full_range(&self) -> TextRange {
self.full_range
}
/// A "most interesting" range withing the `range_full`.
///
/// Typically, `range` is the whole syntax node, including doc comments, and
/// `focus_range` is the range of the identifier.
pub fn focus_range(&self) -> Option<TextRange> {
self.focus_range
}
pub(crate) fn from_symbol(symbol: FileSymbol) -> NavigationTarget {
NavigationTarget {
file_id: symbol.file_id,
name: symbol.name.clone(),
kind: symbol.ptr.kind(),
full_range: symbol.ptr.range(),
focus_range: None,
}
}
pub(crate) fn from_scope_entry(
file_id: FileId,
entry: &hir::ScopeEntryWithSyntax,
) -> NavigationTarget {
NavigationTarget {
file_id,
name: entry.name().to_string().into(),
full_range: entry.ptr().range(),
focus_range: None,
kind: NAME,
}
}
pub(crate) fn from_module(
db: &RootDatabase,
module: hir::Module,
) -> Cancelable<NavigationTarget> {
let (file_id, source) = module.definition_source(db)?;
let name = module
.name(db)?
.map(|it| it.to_string().into())
.unwrap_or_default();
let res = match source {
ModuleSource::SourceFile(node) => {
NavigationTarget::from_syntax(file_id, name, None, node.syntax())
}
ModuleSource::Module(node) => {
NavigationTarget::from_syntax(file_id, name, None, node.syntax())
}
};
Ok(res)
}
// TODO once Def::Item is gone, this should be able to always return a NavigationTarget
pub(crate) fn from_def(db: &RootDatabase, def: Def) -> Cancelable<Option<NavigationTarget>> {
let res = match def {
Def::Struct(s) => {
let (file_id, node) = s.source(db)?;
NavigationTarget::from_named(file_id.original_file(db), &*node)
}
Def::Enum(e) => {
let (file_id, node) = e.source(db)?;
NavigationTarget::from_named(file_id.original_file(db), &*node)
}
Def::EnumVariant(ev) => {
let (file_id, node) = ev.source(db)?;
NavigationTarget::from_named(file_id.original_file(db), &*node)
}
Def::Function(f) => {
let (file_id, node) = f.source(db)?;
NavigationTarget::from_named(file_id.original_file(db), &*node)
}
Def::Module(m) => NavigationTarget::from_module(db, m)?,
Def::Item => return Ok(None),
};
Ok(Some(res))
}
#[cfg(test)]
pub(crate) fn assert_match(&self, expected: &str) {
let actual = self.debug_render();
test_utils::assert_eq_text!(expected.trim(), actual.trim(),);
}
#[cfg(test)]
pub(crate) fn debug_render(&self) -> String {
let mut buf = format!(
"{} {:?} {:?} {:?}",
self.name(),
self.kind(),
self.file_id(),
self.full_range()
);
if let Some(focus_range) = self.focus_range() {
buf.push_str(&format!(" {:?}", focus_range))
}
buf
}
fn from_named(file_id: FileId, node: &impl ast::NameOwner) -> NavigationTarget {
let name = node.name().map(|it| it.text().clone()).unwrap_or_default();
let focus_range = node.name().map(|it| it.syntax().range());
NavigationTarget::from_syntax(file_id, name, focus_range, node.syntax())
}
fn from_syntax(
file_id: FileId,
name: SmolStr,
focus_range: Option<TextRange>,
node: &SyntaxNode,
) -> NavigationTarget {
NavigationTarget {
file_id,
name,
kind: node.kind(),
full_range: node.range(),
focus_range,
// ptr: Some(LocalSyntaxPtr::new(node)),
}
}
}

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@ -0,0 +1,52 @@
use ra_db::{Cancelable, FilePosition};
use crate::{NavigationTarget, db::RootDatabase};
/// This returns `Vec` because a module may be included from several places. We
/// don't handle this case yet though, so the Vec has length at most one.
pub(crate) fn parent_module(
db: &RootDatabase,
position: FilePosition,
) -> Cancelable<Vec<NavigationTarget>> {
let module = match hir::source_binder::module_from_position(db, position)? {
None => return Ok(Vec::new()),
Some(it) => it,
};
let nav = NavigationTarget::from_module(db, module)?;
Ok(vec![nav])
}
#[cfg(test)]
mod tests {
use crate::mock_analysis::analysis_and_position;
#[test]
fn test_resolve_parent_module() {
let (analysis, pos) = analysis_and_position(
"
//- /lib.rs
mod foo;
//- /foo.rs
<|>// empty
",
);
let nav = analysis.parent_module(pos).unwrap().pop().unwrap();
nav.assert_match("foo SOURCE_FILE FileId(2) [0; 10)");
}
#[test]
fn test_resolve_parent_module_for_inline() {
let (analysis, pos) = analysis_and_position(
"
//- /lib.rs
mod foo {
mod bar {
mod baz { <|> }
}
}
",
);
let nav = analysis.parent_module(pos).unwrap().pop().unwrap();
nav.assert_match("baz MODULE FileId(1) [32; 44)");
}
}

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@ -4,7 +4,7 @@
use test_utils::{assert_eq_dbg, assert_eq_text};
use ra_ide_api::{
mock_analysis::{analysis_and_position, single_file, single_file_with_position, MockAnalysis},
mock_analysis::{single_file, single_file_with_position, MockAnalysis},
AnalysisChange, CrateGraph, FileId, Query
};
@ -34,42 +34,6 @@ fn test_unresolved_module_diagnostic_no_diag_for_inline_mode() {
assert_eq_dbg(r#"[]"#, &diagnostics);
}
#[test]
fn test_resolve_parent_module() {
let (analysis, pos) = analysis_and_position(
"
//- /lib.rs
mod foo;
//- /foo.rs
<|>// empty
",
);
let symbols = analysis.parent_module(pos).unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(1), name: "foo", kind: MODULE, range: [4; 7), ptr: None }]"#,
&symbols,
);
}
#[test]
fn test_resolve_parent_module_for_inline() {
let (analysis, pos) = analysis_and_position(
"
//- /lib.rs
mod foo {
mod bar {
mod baz { <|> }
}
}
",
);
let symbols = analysis.parent_module(pos).unwrap();
assert_eq_dbg(
r#"[NavigationTarget { file_id: FileId(1), name: "baz", kind: MODULE, range: [36; 39), ptr: None }]"#,
&symbols,
);
}
#[test]
fn test_resolve_crate_root() {
let mock = MockAnalysis::with_files(
@ -245,5 +209,5 @@ pub trait HirDatabase: SyntaxDatabase {}
let mut symbols = analysis.symbol_search(Query::new("Hir".into())).unwrap();
let s = symbols.pop().unwrap();
assert_eq!(s.name(), "HirDatabase");
assert_eq!(s.range(), TextRange::from_to(33.into(), 44.into()));
assert_eq!(s.full_range(), TextRange::from_to(33.into(), 44.into()));
}

View File

@ -1,12 +1,12 @@
use languageserver_types::{
self, CreateFile, DocumentChangeOperation, DocumentChanges, InsertTextFormat, Location,
self, CreateFile, DocumentChangeOperation, DocumentChanges, InsertTextFormat, Location, LocationLink,
Position, Range, RenameFile, ResourceOp, SymbolKind, TextDocumentEdit, TextDocumentIdentifier,
TextDocumentItem, TextDocumentPositionParams, Url, VersionedTextDocumentIdentifier,
WorkspaceEdit,
};
use ra_ide_api::{
CompletionItem, CompletionItemKind, FileId, FilePosition, FileRange, FileSystemEdit,
InsertText, NavigationTarget, SourceChange, SourceFileEdit,
InsertText, NavigationTarget, SourceChange, SourceFileEdit, RangeInfo,
LineCol, LineIndex, translate_offset_with_edit
};
use ra_syntax::{SyntaxKind, TextRange, TextUnit};
@ -345,10 +345,32 @@ impl TryConvWith for &NavigationTarget {
type Output = Location;
fn try_conv_with(self, world: &ServerWorld) -> Result<Location> {
let line_index = world.analysis().file_line_index(self.file_id());
to_location(self.file_id(), self.range(), &world, &line_index)
let range = self.focus_range().unwrap_or(self.full_range());
to_location(self.file_id(), range, &world, &line_index)
}
}
pub fn to_location_link(
target: &RangeInfo<NavigationTarget>,
world: &ServerWorld,
// line index for original range file
line_index: &LineIndex,
) -> Result<LocationLink> {
let url = target.info.file_id().try_conv_with(world)?;
let tgt_line_index = world.analysis().file_line_index(target.info.file_id());
let res = LocationLink {
origin_selection_range: Some(target.range.conv_with(line_index)),
target_uri: url.to_string(),
target_range: target.info.full_range().conv_with(&tgt_line_index),
target_selection_range: target
.info
.focus_range()
.map(|it| it.conv_with(&tgt_line_index)),
};
Ok(res)
}
pub fn to_location(
file_id: FileId,
range: TextRange,

View File

@ -9,7 +9,7 @@
SignatureInformation, SymbolInformation, TextDocumentIdentifier, TextEdit, WorkspaceEdit,
};
use ra_ide_api::{
FileId, FilePosition, FileRange, FoldKind, Query, RunnableKind, Severity,
FileId, FilePosition, FileRange, FoldKind, Query, RunnableKind, Severity, RangeInfo,
};
use ra_syntax::{TextUnit, AstNode};
use rustc_hash::FxHashMap;
@ -17,7 +17,7 @@
use std::io::Write;
use crate::{
conv::{to_location, Conv, ConvWith, MapConvWith, TryConvWith},
conv::{to_location, to_location_link, Conv, ConvWith, MapConvWith, TryConvWith},
project_model::TargetKind,
req::{self, Decoration},
server_world::ServerWorld,
@ -208,15 +208,19 @@ pub fn handle_goto_definition(
params: req::TextDocumentPositionParams,
) -> Result<Option<req::GotoDefinitionResponse>> {
let position = params.try_conv_with(&world)?;
let navs = match world.analysis().goto_definition(position)? {
let line_index = world.analysis().file_line_index(position.file_id);
let nav_info = match world.analysis().goto_definition(position)? {
None => return Ok(None),
Some(it) => it,
};
let res = navs
let nav_range = nav_info.range;
let res = nav_info
.info
.into_iter()
.map(|nav| nav.try_conv_with(&world))
.map(|nav| RangeInfo::new(nav_range, nav))
.map(|nav| to_location_link(&nav, &world, &line_index))
.collect::<Result<Vec<_>>>()?;
Ok(Some(req::GotoDefinitionResponse::Array(res)))
Ok(Some(req::GotoDefinitionResponse::Link(res)))
}
pub fn handle_parent_module(