2023-07-14 03:02:12 +00:00
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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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2023-07-14 02:42:42 +00:00
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use super::Context;
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use crate::error::Res;
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2023-07-14 03:02:12 +00:00
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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::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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2023-07-14 02:42:42 +00:00
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use crate::parser::AngleLink;
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#[tracing::instrument(ret, level = "debug")]
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pub fn angle_link<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, AngleLink<'s>> {
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2023-07-14 03:02:12 +00:00
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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 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,
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link_type: proto,
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path,
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},
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))
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}
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#[tracing::instrument(ret, level = "debug")]
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fn path_angle<'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: &path_angle_end,
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}));
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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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#[tracing::instrument(ret, level = "debug")]
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fn path_angle_end<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, &'s str> {
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tag(">")(input)
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2023-07-14 02:42:42 +00:00
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}
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