/
helpers.go
121 lines (90 loc) · 2.46 KB
/
helpers.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
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
// Copyright 2019 Aporeto Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package spec
import (
"errors"
"fmt"
"sort"
"strconv"
"strings"
"github.com/xeipuuv/gojsonschema"
)
// Pluralize pluralizes the given word.
func Pluralize(word string) string {
if len(word) == 0 {
return word
}
lastChar := word[len(word)-1:]
if lastChar == "s" {
return word
}
if len(word) >= 2 {
secondLastChar := word[len(word)-2 : len(word)-1]
if lastChar == "y" &&
secondLastChar != "a" &&
secondLastChar != "e" &&
secondLastChar != "i" &&
secondLastChar != "o" &&
secondLastChar != "u" &&
secondLastChar != "y" {
return word[:len(word)-1] + "ies"
}
}
return word + "s"
}
func makeSchemaValidationError(message string, res []gojsonschema.ResultError) []error {
out := make([]error, len(res))
for i := range res {
out[i] = fmt.Errorf("%s: schema error: %s", message, res[i].String())
}
return out
}
func formatValidationErrors(errs []error) error {
if len(errs) == 0 {
return nil
}
out := make([]string, len(errs))
for i := range errs {
out[i] = errs[i].Error()
}
sort.Strings(out)
return errors.New(strings.Join(out, "\n"))
}
func sortVersionStrings(versions []string) []string {
vs := make([]int, len(versions))
for i := range versions {
v := versions[i]
currentVersion, err := versionToInt(v)
if err != nil {
panic(fmt.Sprintf("invalid version '%s'", v))
}
vs[i] = currentVersion
}
sort.Ints(vs)
out := make([]string, len(vs))
for i := range vs {
out[i] = fmt.Sprintf("v%d", vs[i])
}
return out
}
func sortAttributes(attrs []*Attribute) {
sort.Slice(attrs, func(i int, j int) bool {
return strings.Compare(attrs[i].Name, attrs[j].Name) == -1
})
}
func sortParameters(params []*Parameter) {
sort.Slice(params, func(i int, j int) bool {
return strings.Compare(params[i].Name, params[j].Name) == -1
})
}
func versionToInt(version string) (int, error) {
return strconv.Atoi(strings.TrimPrefix(version, "v"))
}