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perf: Remove ErrMode overhead

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Ed Page 2025-01-30 15:05:14 -06:00
parent 60452b5a81
commit ba04a1a0fd
1 changed files with 23 additions and 21 deletions
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44
crates/typos/src/tokens.rs
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@ -140,12 +140,13 @@ mod parser {
use winnow::stream::Stream;
use winnow::stream::StreamIsPartial;
use winnow::token::{one_of, take_while};
use winnow::Result;
/// Avoid worst-case parse times by limiting how much a `take_while` can take if something
/// later may cause it to fail.
const NON_TERMINATING_CAP: usize = 1024;
pub(crate) fn next_identifier<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
pub(crate) fn next_identifier<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -155,7 +156,7 @@ mod parser {
preceded(ignore, identifier).parse_next(input)
}
fn identifier<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn identifier<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -173,7 +174,7 @@ mod parser {
.parse_next(input)
}
fn ignore<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn ignore<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -204,7 +205,7 @@ mod parser {
.parse_next(input)
}
fn sep1<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn sep1<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -217,7 +218,7 @@ mod parser {
.parse_next(input)
}
fn other<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn other<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -234,7 +235,7 @@ mod parser {
.parse_next(input)
}
fn ordinal_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn ordinal_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -260,7 +261,7 @@ mod parser {
.parse_next(input)
}
fn dec_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn dec_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -269,7 +270,7 @@ mod parser {
trace("dec_literal", take_while(1.., is_dec_digit_with_sep)).parse_next(input)
}
fn hex_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn hex_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -281,7 +282,7 @@ mod parser {
.parse_next(input)
}
fn css_color<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn css_color<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -302,7 +303,7 @@ mod parser {
.parse_next(input)
}
fn jwt<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn jwt<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -337,7 +338,7 @@ mod parser {
|| c == '-'
}
fn uuid_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn uuid_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -375,7 +376,7 @@ mod parser {
.parse_next(input)
}
fn hash_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn hash_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -401,7 +402,7 @@ mod parser {
.parse_next(input)
}
fn base64_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn base64_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -425,7 +426,8 @@ mod parser {
.iter()
.all(|c| !['/', '+'].contains(&c.as_char()))
{
return Err(winnow::error::ErrMode::from_input(input));
#[allow(clippy::unit_arg)]
return Err(ParserError::from_input(input));
}
take_while(padding_len..=padding_len, is_base64_padding).parse_next(input)?;
@ -437,7 +439,7 @@ mod parser {
.parse_next(input)
}
fn email_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn email_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -456,7 +458,7 @@ mod parser {
.parse_next(input)
}
fn url_literal<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn url_literal<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -489,7 +491,7 @@ mod parser {
.parse_next(input)
}
fn url_userinfo<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn url_userinfo<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -507,7 +509,7 @@ mod parser {
.parse_next(input)
}
fn c_escape<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn c_escape<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Stream + StreamIsPartial + PartialEq,
<T as Stream>::Slice: AsBStr + SliceLen + Default,
@ -528,7 +530,7 @@ mod parser {
.parse_next(input)
}
fn printf<T>(input: &mut T) -> ModalResult<<T as Stream>::Slice, ()>
fn printf<T>(input: &mut T) -> Result<<T as Stream>::Slice, ()>
where
T: Compare<char>,
T: Stream + StreamIsPartial + PartialEq,
@ -538,10 +540,10 @@ mod parser {
trace("printf", ('%', take_while(1.., is_xid_continue)).take()).parse_next(input)
}
fn take_many0<I, E, F>(mut f: F) -> impl ModalParser<I, <I as Stream>::Slice, E>
fn take_many0<I, E, F>(mut f: F) -> impl Parser<I, <I as Stream>::Slice, E>
where
I: Stream,
F: ModalParser<I, <I as Stream>::Slice, E>,
F: Parser<I, <I as Stream>::Slice, E>,
E: ParserError<I>,
{
move |i: &mut I| repeat(0.., f.by_ref()).map(|()| ()).take().parse_next(i)