Implement parser for diary timestamps.
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@ -1,8 +1,20 @@
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use nom::branch::alt;
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use nom::bytes::complete::tag;
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use nom::character::complete::anychar;
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use nom::character::complete::one_of;
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use nom::character::complete::space0;
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use nom::combinator::recognize;
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use nom::combinator::verify;
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use nom::multi::many_till;
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use super::Context;
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use crate::error::Res;
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use crate::parser::exiting::ExitClass;
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use crate::parser::parser_context::ContextElement;
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use crate::parser::parser_context::ExitMatcherNode;
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use crate::parser::parser_with_context::parser_with_context;
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use crate::parser::util::exit_matcher_parser;
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use crate::parser::util::get_consumed;
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use crate::parser::util::not_yet_implemented;
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use crate::parser::Timestamp;
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@ -26,8 +38,37 @@ fn diary_timestamp<'r, 's>(
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context: Context<'r, 's>,
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input: &'s str,
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) -> Res<&'s str, Timestamp<'s>> {
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not_yet_implemented()?;
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todo!()
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let (remaining, _) = tag("<%%(")(input)?;
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let (remaining, _body) = sexp(context, remaining)?;
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let (remaining, _) = tag(")>")(remaining)?;
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let (remaining, _) = space0(remaining)?;
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let source = get_consumed(input, remaining);
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Ok((remaining, Timestamp { source }))
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}
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#[tracing::instrument(ret, level = "debug")]
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fn sexp<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, &'s str> {
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let parser_context =
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context.with_additional_node(ContextElement::ExitMatcherNode(ExitMatcherNode {
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class: ExitClass::Beta,
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exit_matcher: &sexp_end,
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}));
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let (remaining, body) = recognize(verify(
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many_till(
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anychar,
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parser_with_context!(exit_matcher_parser)(&parser_context),
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),
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|(body, _end_contents)| !body.is_empty(),
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))(input)?;
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Ok((remaining, body))
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}
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#[tracing::instrument(ret, level = "debug")]
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fn sexp_end<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, &'s str> {
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alt((tag(")>"), recognize(one_of(">\n"))))(input)
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}
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#[tracing::instrument(ret, level = "debug")]
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