-
Notifications
You must be signed in to change notification settings - Fork 450
/
consumption_type.go
76 lines (68 loc) · 2.5 KB
/
consumption_type.go
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
// Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package topic
import (
"fmt"
"strings"
"github.com/m3db/m3/src/msg/generated/proto/topicpb"
)
var (
validTypes = []ConsumptionType{
Shared,
Replicated,
}
)
func (t ConsumptionType) String() string {
return string(t)
}
// NewConsumptionType creates a consumption type from a string.
func NewConsumptionType(str string) (ConsumptionType, error) {
var validTypeStrings []string
for _, t := range validTypes {
validStr := t.String()
if validStr == str {
return t, nil
}
validTypeStrings = append(validTypeStrings, validStr)
}
return Unknown, fmt.Errorf(
"invalid consumption type '%s', valid types are: %s", str, strings.Join(validTypeStrings, ", "),
)
}
// NewConsumptionTypeFromProto creates ConsumptionType from a proto.
func NewConsumptionTypeFromProto(ct topicpb.ConsumptionType) (ConsumptionType, error) {
switch ct {
case topicpb.ConsumptionType_SHARED:
return Shared, nil
case topicpb.ConsumptionType_REPLICATED:
return Replicated, nil
}
return Unknown, fmt.Errorf("invalid consumption type in protobuf: %v", ct)
}
// ConsumptionTypeToProto creates proto from a ConsumptionType.
func ConsumptionTypeToProto(ct ConsumptionType) (topicpb.ConsumptionType, error) {
switch ct {
case Shared:
return topicpb.ConsumptionType_SHARED, nil
case Replicated:
return topicpb.ConsumptionType_REPLICATED, nil
}
return topicpb.ConsumptionType_UNKNOWN, fmt.Errorf("invalid consumption type: %v", ct)
}