predawn-core 0.9.0

Core types and traits for predawn
Documentation 
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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177

use std::collections::BTreeMap;

use bytes::Bytes;
use http::{HeaderMap, Method, Uri, Version};

use crate::{
    body::RequestBody,
    media_type::MultiRequestMediaType,
    openapi::{self, Parameter, Schema},
    private::{ViaRequest, ViaRequestHead},
    request::{BodyLimit, Head, LocalAddr, OriginalUri, RemoteAddr},
};

pub trait ApiRequestHead {
    fn parameters(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<Vec<Parameter>>;
}

pub trait ApiRequest<M = ViaRequest> {
    fn parameters(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<Vec<Parameter>>;

    fn request_body(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<openapi::RequestBody>;
}

impl<T> ApiRequest<ViaRequestHead> for T
where
    T: ApiRequestHead,
{
    fn parameters(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<Vec<Parameter>> {
        T::parameters(schemas, schemas_in_progress)
    }

    fn request_body(
        _: &mut BTreeMap<String, Schema>,
        _: &mut Vec<String>,
    ) -> Option<openapi::RequestBody> {
        None
    }
}

impl ApiRequest for RequestBody {
    fn parameters(_: &mut BTreeMap<String, Schema>, _: &mut Vec<String>) -> Option<Vec<Parameter>> {
        None
    }

    fn request_body(
        _: &mut BTreeMap<String, Schema>,
        _: &mut Vec<String>,
    ) -> Option<openapi::RequestBody> {
        None
    }
}

macro_rules! some_api_request_impl {
    ($($ty:ty),+ $(,)?) => {
        $(
            impl ApiRequest for $ty {
                fn parameters(_: &mut BTreeMap<String, Schema>, _: &mut Vec<String>) -> Option<Vec<Parameter>> {
                    None
                }

                fn request_body(schemas: &mut BTreeMap<String, Schema>, schemas_in_progress: &mut Vec<String>) -> Option<openapi::RequestBody> {
                    Some(openapi::RequestBody {
                        content: <$ty as MultiRequestMediaType>::content(schemas, schemas_in_progress),
                        required: true,
                        ..Default::default()
                    })
                }
            }
        )+
    };
}

some_api_request_impl![Bytes, Vec<u8>, String];

macro_rules! some_api_request_head_impl {
    ($($ty:ty),+ $(,)?) => {
        $(
            impl ApiRequestHead for $ty {
                fn parameters(_: &mut BTreeMap<String, Schema>, _: &mut Vec<String>) -> Option<Vec<Parameter>> {
                    None
                }
            }
        )+
    };
}

some_api_request_head_impl![
    Uri,
    Method,
    HeaderMap,
    OriginalUri,
    Version,
    LocalAddr,
    RemoteAddr,
    BodyLimit,
    Head,
];

macro_rules! optional_parameters {
    ($ty:ty) => {
        fn parameters(
            schemas: &mut BTreeMap<String, Schema>,
            schemas_in_progress: &mut Vec<String>,
        ) -> Option<Vec<Parameter>> {
            let mut parameters = <$ty>::parameters(schemas, schemas_in_progress)?;

            parameters.iter_mut().for_each(|parameter| match parameter {
                Parameter::Query { parameter_data, .. } => parameter_data.required = false,
                Parameter::Header { parameter_data, .. } => parameter_data.required = false,
                Parameter::Path { parameter_data, .. } => parameter_data.required = false,
                Parameter::Cookie { parameter_data, .. } => parameter_data.required = false,
            });

            Some(parameters)
        }
    };
}

impl<T: ApiRequestHead> ApiRequestHead for Option<T> {
    optional_parameters!(T);
}

impl<T: ApiRequest> ApiRequest for Option<T> {
    optional_parameters!(T);

    fn request_body(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<openapi::RequestBody> {
        let mut request_body = T::request_body(schemas, schemas_in_progress)?;
        request_body.required = false;
        Some(request_body)
    }
}

impl<T, E> ApiRequestHead for Result<T, E>
where
    T: ApiRequestHead,
{
    fn parameters(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<Vec<Parameter>> {
        T::parameters(schemas, schemas_in_progress)
    }
}

impl<T, E> ApiRequest for Result<T, E>
where
    T: ApiRequest,
{
    fn parameters(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<Vec<Parameter>> {
        T::parameters(schemas, schemas_in_progress)
    }

    fn request_body(
        schemas: &mut BTreeMap<String, Schema>,
        schemas_in_progress: &mut Vec<String>,
    ) -> Option<openapi::RequestBody> {
        T::request_body(schemas, schemas_in_progress)
    }
}