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Show macro definition in hover text

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uHOOCCOOHu 2019-09-10 13:33:02 +08:00
parent 7de9537ccc
commit c66a789a04
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1 changed files with 21 additions and 3 deletions
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24
crates/ra_ide_api/src/hover.rs
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@ -12,8 +12,8 @@ use ra_syntax::{
use crate::{
db::RootDatabase,
display::{
description_from_symbol, docs_from_symbol, rust_code_markup, rust_code_markup_with_doc,
ShortLabel,
description_from_symbol, docs_from_symbol, macro_label, rust_code_markup,
rust_code_markup_with_doc, ShortLabel,
},
name_ref_kind::{classify_name_ref, NameRefKind::*},
FilePosition, FileRange, RangeInfo,
@ -108,7 +108,7 @@ pub(crate) fn hover(db: &RootDatabase, position: FilePosition) -> Option<RangeIn
Some(Method(it)) => res.extend(from_def_source(db, it)),
Some(Macro(it)) => {
let src = it.source(db);
res.extend(hover_text(src.ast.doc_comment_text(), None));
res.extend(hover_text(src.ast.doc_comment_text(), Some(macro_label(&src.ast))));
}
Some(FieldAccess(it)) => {
let src = it.source(db);
@ -700,4 +700,22 @@ fn func(foo: i32) { if true { <|>foo; }; }
assert_eq!(trim_markup_opt(hover.info.first()), Some("i32"));
assert_eq!(hover.info.is_exact(), true);
}
#[test]
fn test_hover_macro_invocation() {
let (analysis, position) = single_file_with_position(
"
macro_rules! foo {
() => {}
}
fn f() {
fo<|>o!();
}
",
);
let hover = analysis.hover(position).unwrap().unwrap();
assert_eq!(trim_markup_opt(hover.info.first()), Some("macro_rules! foo"));
assert_eq!(hover.info.is_exact(), true);
}
}