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
use std::{
fmt,
ops::{Deref, DerefMut},
};
use serde::de::DeserializeOwned;
use viz_utils::{futures::future::BoxFuture, serde::urlencoded, tracing};
use crate::{types::PayloadError, Context, Extract, Result};
#[derive(Clone)]
pub struct Query<T>(pub T);
impl<T> Query<T> {
pub fn into_inner(self) -> T {
self.0
}
}
impl<T> AsRef<T> for Query<T> {
fn as_ref(&self) -> &T {
&self.0
}
}
impl<T> Deref for Query<T> {
type Target = T;
fn deref(&self) -> &T {
&self.0
}
}
impl<T> DerefMut for Query<T> {
fn deref_mut(&mut self) -> &mut T {
&mut self.0
}
}
impl<T: fmt::Debug> fmt::Debug for Query<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
T::fmt(&self, f)
}
}
impl<T> Extract for Query<T>
where
T: DeserializeOwned,
{
type Error = PayloadError;
#[inline]
fn extract<'a>(cx: &'a mut Context) -> BoxFuture<'a, Result<Self, Self::Error>> {
Box::pin(async move { cx.query().map(Query) })
}
}
impl Context {
pub fn query<T>(&self) -> Result<T, PayloadError>
where
T: DeserializeOwned,
{
urlencoded::from_str(self.query_str()).map_err(|e| {
tracing::debug!("Query deserialize error: {}", e);
PayloadError::Parse
})
}
}