36 lines
964 B
Rust
36 lines
964 B
Rust
use nom::branch::alt;
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use nom::bytes::complete::tag;
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use nom::character::complete::line_ending;
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use nom::character::complete::space0;
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use nom::combinator::eof;
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use nom::combinator::recognize;
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use nom::combinator::verify;
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use nom::multi::many1_count;
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use nom::sequence::tuple;
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use super::org_source::OrgSource;
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use super::Context;
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use crate::error::Res;
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use crate::parser::util::start_of_line;
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use crate::parser::HorizontalRule;
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#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
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pub fn horizontal_rule<'r, 's>(
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_context: Context<'r, 's>,
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input: OrgSource<'s>,
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) -> Res<OrgSource<'s>, HorizontalRule<'s>> {
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start_of_line(input)?;
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let (remaining, rule) = recognize(tuple((
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space0,
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verify(many1_count(tag("-")), |dashes| *dashes >= 5),
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space0,
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alt((line_ending, eof)),
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)))(input)?;
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Ok((
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remaining,
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HorizontalRule {
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source: rule.into(),
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},
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))
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}
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