mirror of
https://github.com/sile/hls_m3u8.git
synced 2024-05-18 08:22:59 +00:00
44 lines
1.2 KiB
Rust
44 lines
1.2 KiB
Rust
use crate::types::ProtocolVersion;
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use crate::{Error, ErrorKind, Result};
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use std::fmt;
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use std::str::FromStr;
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/// [4.3.2.3. EXT-X-DISCONTINUITY]
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///
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/// [4.3.2.3. EXT-X-DISCONTINUITY]: https://tools.ietf.org/html/rfc8216#section-4.3.2.3
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#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
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pub struct ExtXDiscontinuity;
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impl ExtXDiscontinuity {
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pub(crate) const PREFIX: &'static str = "#EXT-X-DISCONTINUITY";
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/// Returns the protocol compatibility version that this tag requires.
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pub fn requires_version(self) -> ProtocolVersion {
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ProtocolVersion::V1
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}
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}
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impl fmt::Display for ExtXDiscontinuity {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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Self::PREFIX.fmt(f)
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}
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}
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impl FromStr for ExtXDiscontinuity {
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type Err = Error;
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fn from_str(s: &str) -> Result<Self> {
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track_assert_eq!(s, Self::PREFIX, ErrorKind::InvalidInput);
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Ok(ExtXDiscontinuity)
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}
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}
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#[cfg(test)]
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mod test {
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use super::*;
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#[test]
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fn ext_x_discontinuity() {
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let tag = ExtXDiscontinuity;
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assert_eq!("#EXT-X-DISCONTINUITY".parse().ok(), Some(tag));
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assert_eq!(tag.to_string(), "#EXT-X-DISCONTINUITY");
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assert_eq!(tag.requires_version(), ProtocolVersion::V1);
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}
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}
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