k8s_openapi/
byte_string.rs

1/// A wrapper around a list of bytes.
2///
3/// Used in Kubernetes types whose JSON representation uses a base64-encoded string for a list of bytes.
4#[derive(Clone, Debug, Default, Eq, Ord, PartialEq, PartialOrd)]
5pub struct ByteString(pub Vec<u8>);
6
7impl<'de> serde::Deserialize<'de> for ByteString {
8    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error> where D: serde::Deserializer<'de> {
9        struct Visitor;
10
11        impl<'de> serde::de::Visitor<'de> for Visitor {
12            type Value = ByteString;
13
14            fn expecting(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
15                formatter.write_str("a base64-encoded string")
16            }
17
18            fn visit_none<E>(self) -> Result<Self::Value, E> where E: serde::de::Error {
19                Ok(ByteString(vec![]))
20            }
21
22            fn visit_some<D>(self, deserializer: D) -> Result<Self::Value, D::Error> where D: serde::Deserializer<'de> {
23                deserializer.deserialize_str(self)
24            }
25
26            fn visit_str<E>(self, v: &str) -> Result<Self::Value, E> where E: serde::de::Error {
27                let v = base64::Engine::decode(&base64::engine::general_purpose::STANDARD, v).map_err(serde::de::Error::custom)?;
28                Ok(ByteString(v))
29            }
30        }
31
32        deserializer.deserialize_option(Visitor)
33    }
34}
35
36impl serde::Serialize for ByteString {
37    fn serialize<S>(&self, serializer: S) -> std::result::Result<S::Ok, S::Error> where S: serde::Serializer {
38        let s = base64::Engine::encode(&base64::engine::general_purpose::STANDARD, &self.0);
39        s.serialize(serializer)
40    }
41}
k8s_openapi/byte_string.rs

k8s_openapi/
byte_string.rs
