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Temp fixes panic caused by no ast for proc-macro

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This commit is contained in:
Edwin Cheng 2020-12-18 10:26:17 +08:00
parent c1c36acb02
commit 60a3785ac2
4 changed files with 22 additions and 1 deletions
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6
crates/ide/src/hover.rs
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@ -324,6 +324,12 @@ fn hover_for_definition(db: &RootDatabase, def: Definition) -> Option<Markup> {
let mod_path = definition_mod_path(db, &def);
return match def {
Definition::Macro(it) => {
// FIXME: Currently proc-macro do not have ast-node,
// such that it does not have source
// more discussion: https://github.com/rust-analyzer/rust-analyzer/issues/6913
if it.is_proc_macro() {
return None;
}
let label = macro_label(&it.source(db).value);
from_def_source_labeled(db, it, Some(label), mod_path)
}