Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/hover/render.rs')
| -rw-r--r-- | crates/ide/src/hover/render.rs | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/crates/ide/src/hover/render.rs b/crates/ide/src/hover/render.rs index e617d462ec..8c5c27c47c 100644 --- a/crates/ide/src/hover/render.rs +++ b/crates/ide/src/hover/render.rs @@ -5,7 +5,7 @@ use either::Either; use hir::{ db::ExpandDatabase, Adt, AsAssocItem, AsExternAssocItem, AssocItemContainer, CaptureKind, DynCompatibilityViolation, HasCrate, HasSource, HirDisplay, Layout, LayoutError, - MethodViolationCode, Name, Semantics, Trait, Type, TypeInfo, + MethodViolationCode, Name, Semantics, Symbol, Trait, Type, TypeInfo, }; use ide_db::{ base_db::SourceDatabase, @@ -27,7 +27,7 @@ use syntax::{algo, ast, match_ast, AstNode, AstToken, Direction, SyntaxToken, T} use crate::{ doc_links::{remove_links, rewrite_links}, - hover::{notable_traits, walk_and_push_ty}, + hover::{notable_traits, walk_and_push_ty, SubstTyLen}, interpret::render_const_eval_error, HoverAction, HoverConfig, HoverResult, Markup, MemoryLayoutHoverConfig, MemoryLayoutHoverRenderKind, @@ -274,7 +274,7 @@ pub(super) fn keyword( let markup = process_markup( sema.db, Definition::Module(doc_owner), - &markup(Some(docs.into()), description, None, None), + &markup(Some(docs.into()), description, None, None, String::new()), config, ); Some(HoverResult { markup, actions }) @@ -421,6 +421,7 @@ pub(super) fn definition( notable_traits: &[(Trait, Vec<(Option<Type>, Name)>)], macro_arm: Option<u32>, hovered_definition: bool, + subst_types: Option<Vec<(Symbol, Type)>>, config: &HoverConfig, edition: Edition, ) -> Markup { @@ -604,7 +605,38 @@ pub(super) fn definition( desc.push_str(&value); } - markup(docs.map(Into::into), desc, extra.is_empty().not().then_some(extra), mod_path) + let subst_types = match config.max_subst_ty_len { + SubstTyLen::Hide => String::new(), + SubstTyLen::LimitTo(_) | SubstTyLen::Unlimited => { + let limit = if let SubstTyLen::LimitTo(limit) = config.max_subst_ty_len { + Some(limit) + } else { + None + }; + subst_types + .map(|subst_type| { + subst_type + .iter() + .filter(|(_, ty)| !ty.is_unknown()) + .format_with(", ", |(name, ty), fmt| { + fmt(&format_args!( + "`{name}` = `{}`", + ty.display_truncated(db, limit, edition) + )) + }) + .to_string() + }) + .unwrap_or_default() + } + }; + + markup( + docs.map(Into::into), + desc, + extra.is_empty().not().then_some(extra), + mod_path, + subst_types, + ) } pub(super) fn literal( @@ -872,6 +904,7 @@ fn markup( rust: String, extra: Option<String>, mod_path: Option<String>, + subst_types: String, ) -> Markup { let mut buf = String::new(); @@ -886,6 +919,10 @@ fn markup( buf.push_str(&extra); } + if !subst_types.is_empty() { + format_to!(buf, "\n___\n{subst_types}"); + } + if let Some(doc) = docs { format_to!(buf, "\n___\n\n{}", doc); } |