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
use std::fmt::{self, Display, Formatter};
use std::result::Result as StdResult;
pub type Result<T> = StdResult<T, Error>;
#[derive(Deserialize, Debug, Eq, PartialEq, Clone)]
pub struct APIError {
error_code: u64,
error_msg: String,
}
impl APIError {
pub fn new(code: u64, msg: String) -> APIError {
APIError {
error_code: code,
error_msg: msg,
}
}
pub fn code(&self) -> u64 {
self.error_code
}
pub fn msg(&self) -> &String {
&self.error_msg
}
}
impl Display for APIError {
fn fmt(&self, f: &mut Formatter) -> StdResult<(), fmt::Error> {
f.write_str(&format!("API Error #{}: {}", self.code(), self.msg()))
}
}
#[derive(Debug)]
pub enum Error {
API(APIError),
Request(::reqwest::Error),
Serde(::serde_json::error::Error),
Other(String),
}
impl Display for Error {
fn fmt(&self, f: &mut Formatter) -> StdResult<(), fmt::Error> {
match self {
Error::API(e) => e.fmt(f),
Error::Request(e) => f.write_str(&format!("Request error: {}", e.to_string())),
Error::Serde(e) => f.write_str(&format!(
"Serialization/Deserialization error: {}",
e.to_string()
)),
Error::Other(s) => f.write_str(&format!("Other error: {}", s)),
}
}
}
impl From<APIError> for Error {
fn from(e: APIError) -> Error {
Error::API(e)
}
}
impl From<::reqwest::Error> for Error {
fn from(e: ::reqwest::Error) -> Error {
Error::Request(e)
}
}
impl From<::serde_json::error::Error> for Error {
fn from(e: ::serde_json::error::Error) -> Error {
Error::Serde(e)
}
}
impl From<String> for Error {
fn from(s: String) -> Error {
Error::Other(s)
}
}
impl From<&'static str> for Error {
fn from(s: &'static str) -> Error {
s.to_string().into()
}
}