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minor: remove dead code

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This commit is contained in:
Aleksey Kladov 2021-08-16 14:27:36 +03:00
parent b641a66078
commit d29c52354c
1 changed files with 10 additions and 24 deletions
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34
crates/hir_expand/src/db.rs
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@ -336,35 +336,17 @@ fn macro_def(db: &dyn AstDatabase, id: MacroDefId) -> Option<Arc<TokenExpander>>
}
fn macro_expand(db: &dyn AstDatabase, id: MacroCallId) -> ExpandResult<Option<Arc<tt::Subtree>>> {
macro_expand_with_arg(db, id, None)
}
fn macro_expand_error(db: &dyn AstDatabase, macro_call: MacroCallId) -> Option<ExpandError> {
db.macro_expand(macro_call).err
}
fn macro_expand_with_arg(
db: &dyn AstDatabase,
id: MacroCallId,
arg: Option<Arc<(tt::Subtree, mbe::TokenMap)>>,
) -> ExpandResult<Option<Arc<tt::Subtree>>> {
let _p = profile::span("macro_expand");
let loc: MacroCallLoc = db.lookup_intern_macro(id);
if let Some(eager) = &loc.eager {
if arg.is_some() {
return ExpandResult::str_err(
"speculative macro expansion not implemented for eager macro".to_owned(),
);
} else {
return ExpandResult {
value: Some(eager.arg_or_expansion.clone()),
// FIXME: There could be errors here!
err: None,
};
}
return ExpandResult {
value: Some(eager.arg_or_expansion.clone()),
// FIXME: There could be errors here!
err: None,
};
}
let macro_arg = match arg.or_else(|| db.macro_arg(id)) {
let macro_arg = match db.macro_arg(id) {
Some(it) => it,
None => return ExpandResult::str_err("Fail to args in to tt::TokenTree".into()),
};
@ -388,6 +370,10 @@ fn macro_expand_with_arg(
ExpandResult { value: Some(Arc::new(tt)), err }
}
fn macro_expand_error(db: &dyn AstDatabase, macro_call: MacroCallId) -> Option<ExpandError> {
db.macro_expand(macro_call).err
}
fn expand_proc_macro(
db: &dyn AstDatabase,
id: MacroCallId,