Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/hover.rs')
| -rw-r--r-- | crates/ide/src/hover.rs | 54 |
1 files changed, 40 insertions, 14 deletions
diff --git a/crates/ide/src/hover.rs b/crates/ide/src/hover.rs index 9a3e77f3a9..b00de6ba40 100644 --- a/crates/ide/src/hover.rs +++ b/crates/ide/src/hover.rs @@ -7,7 +7,8 @@ use std::{iter, ops::Not}; use either::Either; use hir::{ - db::DefDatabase, GenericDef, GenericSubstitution, HasCrate, HasSource, LangItem, Semantics, + db::DefDatabase, DisplayTarget, GenericDef, GenericSubstitution, HasCrate, HasSource, LangItem, + Semantics, }; use ide_db::{ defs::{Definition, IdentClass, NameRefClass, OperatorClass}, @@ -129,10 +130,18 @@ pub(crate) fn hover( let file = sema.parse_guess_edition(file_id).syntax().clone(); let edition = sema.attach_first_edition(file_id).map(|it| it.edition()).unwrap_or(Edition::CURRENT); + let display_target = sema.first_crate_or_default(file_id).to_display_target(db); let mut res = if range.is_empty() { - hover_offset(sema, FilePosition { file_id, offset: range.start() }, file, config, edition) + hover_offset( + sema, + FilePosition { file_id, offset: range.start() }, + file, + config, + edition, + display_target, + ) } else { - hover_ranged(sema, frange, file, config, edition) + hover_ranged(sema, frange, file, config, edition, display_target) }?; if let HoverDocFormat::PlainText = config.format { @@ -148,6 +157,7 @@ fn hover_offset( file: SyntaxNode, config: &HoverConfig, edition: Edition, + display_target: DisplayTarget, ) -> Option<RangeInfo<HoverResult>> { let original_token = pick_best_token(file.token_at_offset(offset), |kind| match kind { IDENT @@ -169,8 +179,18 @@ fn hover_offset( if let Some(doc_comment) = token_as_doc_comment(&original_token) { cov_mark::hit!(no_highlight_on_comment_hover); return doc_comment.get_definition_with_descend_at(sema, offset, |def, node, range| { - let res = - hover_for_definition(sema, file_id, def, None, &node, None, false, config, edition); + let res = hover_for_definition( + sema, + file_id, + def, + None, + &node, + None, + false, + config, + edition, + display_target, + ); Some(RangeInfo::new(range, res)) }); } @@ -188,6 +208,7 @@ fn hover_offset( false, config, edition, + display_target, ); return Some(RangeInfo::new(range, res)); } @@ -277,6 +298,7 @@ fn hover_offset( hovered_definition, config, edition, + display_target, ) }) .collect::<Vec<_>>(), @@ -286,12 +308,12 @@ fn hover_offset( res.extend(definitions); continue; } - let keywords = || render::keyword(sema, config, &token, edition); + let keywords = || render::keyword(sema, config, &token, edition, display_target); let underscore = || { if !is_same_kind { return None; } - render::underscore(sema, config, &token, edition) + render::underscore(sema, config, &token, edition, display_target) }; let rest_pat = || { if !is_same_kind || token.kind() != DOT2 { @@ -305,7 +327,7 @@ fn hover_offset( let record_pat = record_pat_field_list.syntax().parent().and_then(ast::RecordPat::cast)?; - Some(render::struct_rest_pat(sema, config, &record_pat, edition)) + Some(render::struct_rest_pat(sema, config, &record_pat, edition, display_target)) }; let call = || { if !is_same_kind || token.kind() != T!['('] && token.kind() != T![')'] { @@ -319,17 +341,17 @@ fn hover_offset( _ => return None, } }; - render::type_info_of(sema, config, &Either::Left(call_expr), edition) + render::type_info_of(sema, config, &Either::Left(call_expr), edition, display_target) }; let closure = || { if !is_same_kind || token.kind() != T![|] { return None; } let c = token.parent().and_then(|x| x.parent()).and_then(ast::ClosureExpr::cast)?; - render::closure_expr(sema, config, c, edition) + render::closure_expr(sema, config, c, edition, display_target) }; let literal = || { - render::literal(sema, original_token.clone(), edition) + render::literal(sema, original_token.clone(), display_target) .map(|markup| HoverResult { markup, actions: vec![] }) }; if let Some(result) = keywords() @@ -362,6 +384,7 @@ fn hover_ranged( file: SyntaxNode, config: &HoverConfig, edition: Edition, + display_target: DisplayTarget, ) -> Option<RangeInfo<HoverResult>> { // FIXME: make this work in attributes let expr_or_pat = file @@ -371,16 +394,17 @@ fn hover_ranged( .find_map(Either::<ast::Expr, ast::Pat>::cast)?; let res = match &expr_or_pat { Either::Left(ast::Expr::TryExpr(try_expr)) => { - render::try_expr(sema, config, try_expr, edition) + render::try_expr(sema, config, try_expr, edition, display_target) } Either::Left(ast::Expr::PrefixExpr(prefix_expr)) if prefix_expr.op_kind() == Some(ast::UnaryOp::Deref) => { - render::deref_expr(sema, config, prefix_expr, edition) + render::deref_expr(sema, config, prefix_expr, edition, display_target) } _ => None, }; - let res = res.or_else(|| render::type_info_of(sema, config, &expr_or_pat, edition)); + let res = + res.or_else(|| render::type_info_of(sema, config, &expr_or_pat, edition, display_target)); res.map(|it| { let range = match expr_or_pat { Either::Left(it) => it.syntax().text_range(), @@ -401,6 +425,7 @@ pub(crate) fn hover_for_definition( hovered_definition: bool, config: &HoverConfig, edition: Edition, + display_target: DisplayTarget, ) -> HoverResult { let famous_defs = match &def { Definition::BuiltinType(_) => sema.scope(scope_node).map(|it| FamousDefs(sema, it.krate())), @@ -435,6 +460,7 @@ pub(crate) fn hover_for_definition( subst_types.as_ref(), config, edition, + display_target, ); HoverResult { markup: render::process_markup(sema.db, def, &markup, config), |