remove mime type serializer

This commit is contained in:
ThetaDev 2022-07-28 21:16:51 +02:00
parent 030fd9934e
commit b46af1f5d0
4 changed files with 12245 additions and 118 deletions

12244
notes/next/next.json Normal file

File diff suppressed because it is too large Load diff

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@ -5,8 +5,6 @@ use serde::Deserialize;
use serde_with::serde_as;
use serde_with::{json::JsonString, DefaultOnError, VecSkipError};
use crate::serializer::mime_type::MimeType;
#[derive(Clone, Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Player {
@ -76,8 +74,7 @@ pub struct Format {
#[serde(default, rename = "type")]
pub format_type: FormatType,
#[serde(with = "crate::serializer::mime_type")]
pub mime_type: MimeType,
pub mime_type: String,
pub bitrate: Option<u64>,

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@ -1,113 +0,0 @@
use once_cell::sync::Lazy;
use fancy_regex::Regex;
use serde::de::{Deserialize, Deserializer, Error, Unexpected};
use serde::ser::{Serialize, Serializer};
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub struct MimeType {
pub mime: String,
pub codecs: Vec<String>,
}
pub fn deserialize<'de, D>(deserializer: D) -> Result<MimeType, D::Error>
where
D: Deserializer<'de>,
{
static PATTERN: Lazy<Regex> =
Lazy::new(|| Regex::new(r#"(\w+/\w+);\scodecs="([a-zA-Z-0-9.,\s]*)""#).unwrap());
// deserializing into a &str gives back an error
let s = String::deserialize(deserializer)?;
let captures = PATTERN.captures(&s).ok().flatten().ok_or_else(|| {
D::Error::invalid_value(
Unexpected::Str(&s),
&"a valid mime type with the format <TYPE>/<SUBTYPE>",
)
})?;
let mime = captures.get(1).unwrap().as_str().to_owned();
let codecs = captures
.get(2)
.unwrap()
.as_str()
.split(", ")
.map(str::to_owned)
.collect::<Vec<String>>();
Ok(MimeType {
mime,
codecs,
})
}
pub fn serialize<S>(mime_type: &MimeType, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut s = format!(r#"{}; codecs=""#, mime_type.mime,);
for codec in mime_type.codecs.iter() {
s.push_str(codec);
s.push(',');
s.push(' ');
}
s.pop();
s.pop();
s.push('"');
s.serialize(serializer)
}
#[cfg(test)]
mod tests {
use rstest::rstest;
use serde::{Serialize, Deserialize};
use super::*;
#[derive(Serialize, Deserialize)]
struct S {
#[serde(with = "crate::serializer::mime_type")]
mime: MimeType,
}
#[rstest]
#[case(
r#"{"mime": "video/mp4; codecs=\"avc1.42001E, mp4a.40.2\""}"#,
MimeType {
mime: "video/mp4".to_owned(),
codecs: vec!["avc1.42001E".to_owned(), "mp4a.40.2".to_owned()],
}
)]
#[case(
r#"{"mime": "video/webm; codecs=\"vp9\""}"#,
MimeType {
mime: "video/webm".to_owned(),
codecs: vec!["vp9".to_owned()],
}
)]
#[case(
r#"{"mime": "audio/webm; codecs=\"opus\""}"#,
MimeType {
mime: "audio/webm".to_owned(),
codecs: vec!["opus".to_owned()],
}
)]
fn t_deserialize(#[case] test_json: &str, #[case] exp: MimeType) {
let res = serde_json::from_str::<S>(&test_json).unwrap();
assert_eq!(res.mime, exp)
}
#[rstest]
fn t_serialize() {
let s = S {
mime: MimeType {
mime: "video/webm".to_owned(),
codecs: vec!["av01.0.08M.08".to_owned()],
},
};
let json = serde_json::to_string(&s).unwrap();
assert_eq!(json, r#"{"mime":"video/webm; codecs=\"av01.0.08M.08\""}"#)
}
}

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@ -1,3 +1,2 @@
pub mod range;
pub mod mime_type;
pub mod text;