miette/eyreish/
wrapper.rs

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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
use core::fmt::{self, Debug, Display};

use std::error::Error as StdError;

use crate::{Diagnostic, LabeledSpan, Report, SourceCode};

use crate as miette;

#[repr(transparent)]
pub(crate) struct DisplayError<M>(pub(crate) M);

#[repr(transparent)]
pub(crate) struct MessageError<M>(pub(crate) M);

pub(crate) struct NoneError;

impl<M> Debug for DisplayError<M>
where
    M: Display,
{
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt(&self.0, f)
    }
}

impl<M> Display for DisplayError<M>
where
    M: Display,
{
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt(&self.0, f)
    }
}

impl<M> StdError for DisplayError<M> where M: Display + 'static {}
impl<M> Diagnostic for DisplayError<M> where M: Display + 'static {}

impl<M> Debug for MessageError<M>
where
    M: Display + Debug,
{
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Debug::fmt(&self.0, f)
    }
}

impl<M> Display for MessageError<M>
where
    M: Display + Debug,
{
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt(&self.0, f)
    }
}

impl<M> StdError for MessageError<M> where M: Display + Debug + 'static {}
impl<M> Diagnostic for MessageError<M> where M: Display + Debug + 'static {}

impl Debug for NoneError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Debug::fmt("Option was None", f)
    }
}

impl Display for NoneError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt("Option was None", f)
    }
}

impl StdError for NoneError {}
impl Diagnostic for NoneError {}

#[repr(transparent)]
pub(crate) struct BoxedError(pub(crate) Box<dyn Diagnostic + Send + Sync>);

impl Diagnostic for BoxedError {
    fn code<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.0.code()
    }

    fn severity(&self) -> Option<miette::Severity> {
        self.0.severity()
    }

    fn help<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.0.help()
    }

    fn url<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.0.url()
    }

    fn labels<'a>(&'a self) -> Option<Box<dyn Iterator<Item = LabeledSpan> + 'a>> {
        self.0.labels()
    }

    fn source_code(&self) -> Option<&dyn miette::SourceCode> {
        self.0.source_code()
    }

    fn related<'a>(&'a self) -> Option<Box<dyn Iterator<Item = &'a dyn Diagnostic> + 'a>> {
        self.0.related()
    }
}

impl Debug for BoxedError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Debug::fmt(&self.0, f)
    }
}

impl Display for BoxedError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt(&self.0, f)
    }
}

impl StdError for BoxedError {}

pub(crate) struct WithSourceCode<E, C> {
    pub(crate) error: E,
    pub(crate) source_code: C,
}

impl<E: Diagnostic, C: SourceCode> Diagnostic for WithSourceCode<E, C> {
    fn code<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.code()
    }

    fn severity(&self) -> Option<miette::Severity> {
        self.error.severity()
    }

    fn help<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.help()
    }

    fn url<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.url()
    }

    fn labels<'a>(&'a self) -> Option<Box<dyn Iterator<Item = LabeledSpan> + 'a>> {
        self.error.labels()
    }

    fn source_code(&self) -> Option<&dyn miette::SourceCode> {
        Some(&self.source_code)
    }

    fn related<'a>(&'a self) -> Option<Box<dyn Iterator<Item = &'a dyn Diagnostic> + 'a>> {
        self.error.related()
    }
}

impl<C: SourceCode> Diagnostic for WithSourceCode<Report, C> {
    fn code<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.code()
    }

    fn severity(&self) -> Option<miette::Severity> {
        self.error.severity()
    }

    fn help<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.help()
    }

    fn url<'a>(&'a self) -> Option<Box<dyn Display + 'a>> {
        self.error.url()
    }

    fn labels<'a>(&'a self) -> Option<Box<dyn Iterator<Item = LabeledSpan> + 'a>> {
        self.error.labels()
    }

    fn source_code(&self) -> Option<&dyn miette::SourceCode> {
        Some(&self.source_code)
    }

    fn related<'a>(&'a self) -> Option<Box<dyn Iterator<Item = &'a dyn Diagnostic> + 'a>> {
        self.error.related()
    }
}

impl<E: Debug, C> Debug for WithSourceCode<E, C> {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Debug::fmt(&self.error, f)
    }
}

impl<E: Display, C> Display for WithSourceCode<E, C> {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        Display::fmt(&self.error, f)
    }
}

impl<E: StdError, C> StdError for WithSourceCode<E, C> {
    fn source(&self) -> Option<&(dyn StdError + 'static)> {
        self.error.source()
    }
}

impl<C> StdError for WithSourceCode<Report, C> {
    fn source(&self) -> Option<&(dyn StdError + 'static)> {
        self.error.source()
    }
}