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tamer: parse::LowerIter: Generic inner TripIter iterator 

This commit is preparing to compose LowerIter directly.

DEV-11864
main
Mike Gerwitz 2022-05-24 10:27:14 -04:00
parent f218c452b9
commit 9edc32dd3b
1 changed files with 4 additions and 4 deletions
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8
tamer/src/parse.rs
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@ -715,7 +715,7 @@ impl<S: ParseState, I: TokenStream<S::Token>> Parser<S, I> {
#[inline]
pub fn lower_while_ok<LS, U, E>(
&mut self,
f: impl FnOnce(&mut LowerIter<S, I, LS>) -> Result<U, E>,
f: impl FnOnce(&mut LowerIter<S, Parser<S, I>, LS>) -> Result<U, E>,
) -> Result<U, E>
where
LS: ParseState<Token = S::Object>,
@ -739,7 +739,7 @@ impl<S: ParseState, I: TokenStream<S::Token>> Parser<S, I> {
pub struct LowerIter<'a, 'b, S, I, LS>
where
S: ParseState,
I: TokenStream<S::Token>,
I: Iterator<Item = ParsedResult<S>>,
LS: ParseState<Token = S::Object>,
<S as ParseState>::Object: Token,
{
@ -750,7 +750,7 @@ where
/// with the outer [`Result`] having been stripped by a [`TripIter`].
toks: &'a mut TripIter<
'b,
Parser<S, I>,
I,
Parsed<S::Object>,
ParseError<S::Token, S::Error>,
>,
@ -759,7 +759,7 @@ where
impl<'a, 'b, S, I, LS> Iterator for LowerIter<'a, 'b, S, I, LS>
where
S: ParseState,
I: TokenStream<S::Token>,
I: Iterator<Item = ParsedResult<S>>,
LS: ParseState<Token = S::Object>,
<S as ParseState>::Object: Token,
{