junobuild_utils/serializers/
uint8array.rs

1use crate::serializers::types::DocDataUint8Array;
2use serde::de::{self, MapAccess, Visitor};
3use serde::ser::SerializeStruct;
4use serde::{Deserialize, Deserializer, Serialize, Serializer};
5use std::fmt;
6
7impl fmt::Display for DocDataUint8Array {
8    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
9        write!(f, "{:?}", self.value)
10    }
11}
12
13impl Serialize for DocDataUint8Array {
14    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
15    where
16        S: Serializer,
17    {
18        let mut state = serializer.serialize_struct("DocDataUint8Array", 1)?;
19        state.serialize_field("__uint8array__", &self.value)?;
20        state.end()
21    }
22}
23
24impl<'de> Deserialize<'de> for DocDataUint8Array {
25    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
26    where
27        D: Deserializer<'de>,
28    {
29        deserializer.deserialize_struct(
30            "DocDataUint8Array",
31            &["__uint8array__"],
32            DocDataUint8ArrayVisitor,
33        )
34    }
35}
36
37struct DocDataUint8ArrayVisitor;
38
39impl<'de> Visitor<'de> for DocDataUint8ArrayVisitor {
40    type Value = DocDataUint8Array;
41
42    fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
43        formatter.write_str("an object with a key __uint8array__")
44    }
45
46    fn visit_map<V>(self, mut map: V) -> Result<DocDataUint8Array, V::Error>
47    where
48        V: MapAccess<'de>,
49    {
50        let mut value: Option<Vec<u8>> = None;
51
52        while let Some(key) = map.next_key::<String>()? {
53            if key == "__uint8array__" {
54                if value.is_some() {
55                    return Err(de::Error::duplicate_field("__uint8array__"));
56                }
57                value = Some(map.next_value::<Vec<u8>>()?);
58            }
59        }
60
61        let bytes = value.ok_or_else(|| de::Error::missing_field("__uint8array__"))?;
62        Ok(DocDataUint8Array { value: bytes })
63    }
64}