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libsyntax: De-@mut SCTable::rename_memo

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This commit is contained in:
Patrick Walton 2013-12-27 16:39:39 -08:00
parent 4d6dde7f49
commit b476d979d2
2 changed files with 6 additions and 5 deletions
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2
src/libsyntax/ast.rs
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@ -91,7 +91,7 @@ pub type SyntaxContext = u32;
pub struct SCTable {
table: RefCell<~[SyntaxContext_]>,
mark_memo: RefCell<HashMap<(SyntaxContext,Mrk),SyntaxContext>>,
rename_memo: HashMap<(SyntaxContext,Ident,Name),SyntaxContext>
rename_memo: RefCell<HashMap<(SyntaxContext,Ident,Name),SyntaxContext>>,
}
// NB: these must be placed in any SCTable...

9
src/libsyntax/ast_util.rs
View file

@ -748,17 +748,18 @@ pub fn new_rename_internal(id:Ident, to:Name, tail:SyntaxContext, table: &mut SC
let key = (tail,id,to);
// FIXME #5074
//let try_lookup = table.rename_memo.find(&key);
match table.rename_memo.contains_key(&key) {
let mut rename_memo = table.rename_memo.borrow_mut();
match rename_memo.get().contains_key(&key) {
false => {
let new_idx = {
let mut table = table.table.borrow_mut();
idx_push(table.get(), Rename(id,to,tail))
};
table.rename_memo.insert(key,new_idx);
rename_memo.get().insert(key,new_idx);
new_idx
}
true => {
match table.rename_memo.find(&key) {
match rename_memo.get().find(&key) {
None => fail!("internal error: key disappeared 2013042902"),
Some(idxptr) => {*idxptr}
}
@ -773,7 +774,7 @@ pub fn new_sctable_internal() -> SCTable {
SCTable {
table: RefCell::new(~[EmptyCtxt,IllegalCtxt]),
mark_memo: RefCell::new(HashMap::new()),
rename_memo: HashMap::new()
rename_memo: RefCell::new(HashMap::new()),
}
}