Auto merge of #15375 - Veykril:hygiene, r=Veykril

Simplify
This commit is contained in:
bors 2023-08-02 08:03:57 +00:00
commit 5945ef9946
2 changed files with 11 additions and 16 deletions

View file

@ -173,7 +173,7 @@ fn make_hygiene_info(
db: &dyn ExpandDatabase,
macro_file: MacroFile,
loc: &MacroCallLoc,
) -> Option<HygieneInfo> {
) -> HygieneInfo {
let def = loc.def.ast_id().left().and_then(|id| {
let def_tt = match id.to_node(db) {
ast::Macro::MacroRules(mac) => mac.token_tree()?,
@ -204,7 +204,7 @@ fn make_hygiene_info(
))
});
Some(HygieneInfo {
HygieneInfo {
file: macro_file,
attr_input_or_mac_def_start: attr_input_or_mac_def
.map(|it| it.map(|tt| tt.syntax().text_range().start())),
@ -212,7 +212,7 @@ fn make_hygiene_info(
macro_arg,
macro_def,
exp_map,
})
}
}
impl HygieneFrame {
@ -221,8 +221,7 @@ impl HygieneFrame {
None => (None, None, false),
Some(macro_file) => {
let loc = db.lookup_intern_macro_call(macro_file.macro_call_id);
let info =
make_hygiene_info(db, macro_file, &loc).map(|info| (loc.kind.file_id(), info));
let info = Some((make_hygiene_info(db, macro_file, &loc), loc.kind.file_id()));
match loc.def.kind {
MacroDefKind::Declarative(_) => {
(info, Some(loc.def.krate), loc.def.local_inner)
@ -236,17 +235,14 @@ impl HygieneFrame {
}
};
let (calling_file, info) = match info {
None => {
return HygieneFrame {
expansion: None,
local_inner,
krate,
call_site: None,
def_site: None,
};
let Some((info, calling_file)) = info else {
return HygieneFrame {
expansion: None,
local_inner,
krate,
call_site: None,
def_site: None,
}
Some(it) => it,
};
let def_site = info.attr_input_or_mac_def_start.map(|it| db.hygiene_frame(it.file_id));

View file

@ -28,7 +28,6 @@ use crate::{
tt_iter::TtIter,
};
// FIXME: we probably should re-think `token_tree_to_syntax_node` interfaces
pub use self::tt::{Delimiter, DelimiterKind, Punct};
pub use ::parser::TopEntryPoint;