67 lines
2.3 KiB
Rust
67 lines
2.3 KiB
Rust
use nom::bytes::complete::tag;
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use nom::character::complete::anychar;
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use nom::combinator::peek;
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use nom::combinator::recognize;
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use nom::multi::many_till;
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use super::org_source::OrgSource;
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use super::util::maybe_consume_object_trailing_whitespace_if_not_exiting;
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use crate::context::parser_with_context;
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use crate::context::ContextElement;
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use crate::context::ExitClass;
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use crate::context::ExitMatcherNode;
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use crate::context::RefContext;
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use crate::error::Res;
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use crate::parser::plain_link::protocol;
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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::types::AngleLink;
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#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
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pub(crate) fn angle_link<'b, 'g, 'r, 's>(
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context: RefContext<'b, 'g, 'r, 's>,
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input: OrgSource<'s>,
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) -> Res<OrgSource<'s>, AngleLink<'s>> {
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let (remaining, _) = tag("<")(input)?;
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let (remaining, proto) = protocol(context, remaining)?;
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let (remaining, _separator) = tag(":")(remaining)?;
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let (remaining, path) = path_angle(context, remaining)?;
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let (remaining, _) = tag(">")(remaining)?;
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let (remaining, _trailing_whitespace) =
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maybe_consume_object_trailing_whitespace_if_not_exiting(context, remaining)?;
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let source = get_consumed(input, remaining);
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Ok((
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remaining,
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AngleLink {
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source: source.into(),
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link_type: proto.into(),
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path: path.into(),
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},
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))
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}
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#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
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fn path_angle<'b, 'g, 'r, 's>(
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context: RefContext<'b, 'g, 'r, 's>,
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input: OrgSource<'s>,
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) -> Res<OrgSource<'s>, OrgSource<'s>> {
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let parser_context = ContextElement::ExitMatcherNode(ExitMatcherNode {
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class: ExitClass::Gamma,
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exit_matcher: &path_angle_end,
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});
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let parser_context = context.with_additional_node(&parser_context);
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let exit_matcher = parser_with_context!(exit_matcher_parser)(&parser_context);
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let (remaining, path) = recognize(many_till(anychar, peek(exit_matcher)))(input)?;
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Ok((remaining, path))
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}
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#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
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fn path_angle_end<'b, 'g, 'r, 's>(
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_context: RefContext<'b, 'g, 'r, 's>,
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input: OrgSource<'s>,
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) -> Res<OrgSource<'s>, OrgSource<'s>> {
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tag(">")(input)
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}
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