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Make tt generic over the span data

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This commit is contained in:
Lukas Wirth 2023-01-31 11:49:49 +01:00
parent d805c74c51
commit 41a46a78f2
48 changed files with 806 additions and 569 deletions
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4
crates/cfg/src/cfg_expr.rs
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@ -66,7 +66,7 @@ impl From<CfgAtom> for CfgExpr {
}
impl CfgExpr {
pub fn parse(tt: &tt::Subtree) -> CfgExpr {
pub fn parse<S>(tt: &tt::Subtree<S>) -> CfgExpr {
next_cfg_expr(&mut tt.token_trees.iter()).unwrap_or(CfgExpr::Invalid)
}
/// Fold the cfg by querying all basic `Atom` and `KeyValue` predicates.
@ -85,7 +85,7 @@ impl CfgExpr {
}
}
fn next_cfg_expr(it: &mut SliceIter<'_, tt::TokenTree>) -> Option<CfgExpr> {
fn next_cfg_expr<S>(it: &mut SliceIter<'_, tt::TokenTree<S>>) -> Option<CfgExpr> {
let name = match it.next() {
None => return None,
Some(tt::TokenTree::Leaf(tt::Leaf::Ident(ident))) => ident.text.clone(),