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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
use crate::registry::NestedValidationFn;
use prost_reflect::{DynamicMessage, FieldDescriptor};
use prost_types::Duration;
use prost_validate::errors::{duration, message};
use prost_validate::utils::AsDuration;
use prost_validate::{errors, Error};
use prost_validate_types::field_rules::Type;
use prost_validate_types::{DurationRules, FieldRules};
use std::sync::Arc;
use time::Duration as TimeDelta;
fn push<F>(fns: &mut Vec<NestedValidationFn<Box<DynamicMessage>>>, name: &Arc<String>, f: Arc<F>)
where
F: Fn(TimeDelta, &DurationRules, &String) -> prost_validate::Result<bool>
+ Send
+ Sync
+ 'static,
{
let name = name.clone();
fns.push(Arc::new(move |val, rules, _| {
let val = match val.map(|v| v.transcode_to::<Duration>()) {
Some(Ok(val)) => val.as_duration(),
_ => TimeDelta::default(),
};
let rules = match &rules.r#type {
Some(Type::Duration(rules)) => rules,
_ => {
return Err(Error::new(
name.clone(),
errors::Error::InvalidRules("unexpected duration rules".to_string()),
))
}
};
f(val, rules, &name)
}))
}
#[allow(clippy::unwrap_used)]
pub(crate) fn make_validate_duration(
field: &FieldDescriptor,
rules: &FieldRules,
) -> Vec<NestedValidationFn<Box<DynamicMessage>>> {
let mut fns = Vec::new();
let rules = match &rules.r#type {
Some(Type::Duration(rules)) => rules,
_ => return fns,
};
let name = Arc::new(field.full_name().to_string());
if rules.required() {
let name = name.clone();
fns.push(Arc::new(move |val, _, _| {
if val.is_none() {
return Err(Error::new(name.to_string(), message::Error::Required));
}
Ok(true)
}));
} else {
fns.push(Arc::new(move |val, _, _| Ok(val.is_some())));
}
if rules.r#const.is_some() {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let want = rules.r#const.unwrap().as_duration();
if val != want {
return Err(Error::new(name.to_string(), duration::Error::Const(want)));
}
Ok(true)
},
),
);
}
// reference implementation: https://github.com/bufbuild/protoc-gen-validate/blob/v1.1.0/templates/goshared/duration.go
if let Some(lt) = rules.lt.map(|v| v.as_duration()) {
if let Some(gt) = rules.gt.map(|v| v.as_duration()) {
if lt > gt {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lt = rules.lt.unwrap().as_duration();
let gt = rules.gt.unwrap().as_duration();
if val <= gt || val >= lt {
return Err(Error::new(
name.to_string(),
duration::Error::in_range(false, gt, lt, false),
));
}
Ok(true)
},
),
);
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lt = rules.lt.unwrap().as_duration();
let gt = rules.gt.unwrap().as_duration();
if val >= lt && val <= gt {
return Err(Error::new(
name.to_string(),
duration::Error::not_in_range(true, lt, gt, true),
));
}
Ok(true)
},
),
);
}
} else if let Some(gte) = rules.gte.map(|v| v.as_duration()) {
if lt > gte {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lt = rules.lt.unwrap().as_duration();
let gte = rules.gte.unwrap().as_duration();
if val < gte || val >= lt {
return Err(Error::new(
name.to_string(),
duration::Error::in_range(true, gte, lt, false),
));
}
Ok(true)
},
),
);
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lt = rules.lt.unwrap().as_duration();
let gte = rules.gte.unwrap().as_duration();
if val >= lt && val < gte {
return Err(Error::new(
name.to_string(),
duration::Error::not_in_range(true, lt, gte, false),
));
}
Ok(true)
},
),
);
}
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lt = rules.lt.unwrap().as_duration();
if val >= lt {
return Err(Error::new(name.to_string(), duration::Error::Lt(lt)));
}
Ok(true)
},
),
);
}
} else if let Some(lte) = rules.lte.map(|v| v.as_duration()) {
if let Some(gt) = rules.gt.map(|v| v.as_duration()) {
if lte > gt {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lte = rules.lte.unwrap().as_duration();
let gt = rules.gt.unwrap().as_duration();
if val <= gt || val > lte {
return Err(Error::new(
name.to_string(),
duration::Error::in_range(false, gt, lte, true),
));
}
Ok(true)
},
),
);
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lte = rules.lte.unwrap().as_duration();
let gt = rules.gt.unwrap().as_duration();
if val >= lte && val < gt {
return Err(Error::new(
name.to_string(),
duration::Error::not_in_range(false, lte, gt, true),
));
}
Ok(true)
},
),
);
}
} else if let Some(gte) = rules.gte.map(|v| v.as_duration()) {
if lte > gte {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lte = rules.lte.unwrap().as_duration();
let gte = rules.gte.unwrap().as_duration();
if val < gte || val > lte {
return Err(Error::new(
name.to_string(),
duration::Error::in_range(true, gte, lte, true),
));
}
Ok(true)
},
),
);
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lte = rules.lte.unwrap().as_duration();
let gte = rules.gte.unwrap().as_duration();
if val > lte && val < gte {
return Err(Error::new(
name.to_string(),
duration::Error::not_in_range(false, lte, gte, false),
));
}
Ok(true)
},
),
);
}
} else {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let lte = rules.lte.unwrap().as_duration();
if val > lte {
return Err(Error::new(name.to_string(), duration::Error::Lte(lte)));
}
Ok(true)
},
),
);
}
} else if rules.gt.is_some() {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let gt = rules.gt.unwrap().as_duration();
if val <= gt {
return Err(Error::new(name.to_string(), duration::Error::Gt(gt)));
}
Ok(true)
},
),
);
} else if rules.gte.is_some() {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let gte = rules.gte.unwrap().as_duration();
if val < gte {
return Err(Error::new(name.to_string(), duration::Error::Gte(gte)));
}
Ok(true)
},
),
);
}
if !rules.r#in.is_empty() {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let vals = rules
.r#in
.iter()
.map(|v| v.as_duration())
.collect::<Vec<TimeDelta>>();
if !vals.contains(&val) {
return Err(Error::new(name.to_string(), duration::Error::In(vals)));
}
Ok(true)
},
),
);
}
if !rules.not_in.is_empty() {
push(
&mut fns,
&name,
Arc::new(
move |val: TimeDelta, rules: &DurationRules, name: &String| {
let vals = rules
.not_in
.iter()
.map(|v| v.as_duration())
.collect::<Vec<TimeDelta>>();
if vals.contains(&val) {
return Err(Error::new(name.to_string(), duration::Error::NotIn(vals)));
}
Ok(true)
},
),
);
}
fns
}