1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134

pub mod deserialize;
pub mod deserializer;
pub mod error;
pub mod formatter;
pub mod persistant;
pub mod position;
pub mod serialize;
pub mod serializer;


#[cfg(test)]
mod test {
    use crate::{
        deserialize::{json::FromJson, Deserialize},
        error::SuccessResult,
        position::Position,
        serialize::{json::IntoJson, Serialize},
        serializer::Serializer,
    };

    #[derive(Debug, PartialEq, Eq)]
    struct PrimitiveDataTypesStruct {
        i8: i32,
        i16: i16,
        i32: i32,
        i64: i64,
        i128: i128,
        u8: u32,
        u16: u16,
        u32: u32,
        u64: u64,
        u128: u128,
        usize: usize,
        isize: isize,
        string: String,
    }

    impl PrimitiveDataTypesStruct {
        fn new() -> Self {
            PrimitiveDataTypesStruct {
                i8: 1000,
                i16: i16::MAX,
                i32: i32::MAX,
                i64: i64::MAX,
                i128: i128::MAX,
                u8: 1000,
                u16: u16::MAX,
                u32: u32::MAX,
                u64: u64::MAX,
                u128: u128::MAX,
                usize: usize::MAX,
                isize: isize::MAX,
                string: "Hello World!".to_string(),
            }
        }
    }

    impl Serialize for PrimitiveDataTypesStruct {
        fn serialize<S: Serializer>(&self, ser: &mut S, _pos: &Position) -> SuccessResult {
            ser.begin_struct("PrimitiveDataTypesStruct", 13)?;

            ser.serialize_field("i8", &self.i8, &Position::Trailing)?;
            ser.serialize_field("i16", &self.i16, &Position::Trailing)?;
            ser.serialize_field("i32", &self.i32, &Position::Trailing)?;
            ser.serialize_field("i64", &self.i64, &Position::Trailing)?;
            ser.serialize_field("i128", &self.i128, &Position::Trailing)?;
            ser.serialize_field("u8", &self.u8, &Position::Trailing)?;
            ser.serialize_field("u16", &self.u16, &Position::Trailing)?;
            ser.serialize_field("u32", &self.u32, &Position::Trailing)?;
            ser.serialize_field("u64", &self.u64, &Position::Trailing)?;
            ser.serialize_field("u128", &self.u128, &Position::Trailing)?;
            ser.serialize_field("usize", &self.usize, &Position::Trailing)?;
            ser.serialize_field("usize", &self.isize, &Position::Trailing)?;
            ser.serialize_field("string", &self.string, &Position::Closing)?;

            ser.end_struct("PrimitiveDataTypesStruct")?;

            Ok(())
        }
    }

    impl Deserialize for PrimitiveDataTypesStruct {
        fn deserialize<D: crate::deserializer::Deserializer>(
            des: &mut D,
        ) -> Result<Self, crate::error::AnyError> {
            des.deserialize_struct_begin("PrimitiveDataTypesStruct", 13)?;

            let i8 = des.deserialize_field("i8")?;
            let i16 = des.deserialize_field("i16")?;
            let i32 = des.deserialize_field("i32")?;
            let i64 = des.deserialize_field("i64")?;
            let i128 = des.deserialize_field("i128")?;
            let u8 = des.deserialize_field("u8")?;
            let u16 = des.deserialize_field("u16")?;
            let u32 = des.deserialize_field("u32")?;
            let u64 = des.deserialize_field("u64")?;
            let u128 = des.deserialize_field("u128")?;
            let usize = des.deserialize_field("usize")?;
            let isize = des.deserialize_field("usize")?;
            let string = des.deserialize_field("string")?;

            des.deserialize_struct_end("PrimitiveDataTypesStruct")?;

            Ok(Self {
                i8,
                i16,
                i32,
                i64,
                i128,
                u8,
                u16,
                u32,
                u64,
                u128,
                usize,
                isize,
                string,
            })
        }
    }

    #[test]
    fn reconstruction_of_struct_works() {
        let obj = PrimitiveDataTypesStruct::new();

        let json = IntoJson::to_json(&obj);
        assert!(json.is_ok());

        let result = FromJson::from_json(&json.unwrap());
        assert!(result.is_ok());

        assert_eq!(obj, result.unwrap());
    }
}