-
Notifications
You must be signed in to change notification settings - Fork 292
/
collection_utils.go
109 lines (98 loc) · 2.68 KB
/
collection_utils.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
//
// (C) Copyright 2019-2020 Intel Corporation.
//
// 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.
//
// GOVERNMENT LICENSE RIGHTS-OPEN SOURCE SOFTWARE
// The Government's rights to use, modify, reproduce, release, perform, display,
// or disclose this software are subject to the terms of the Apache License as
// provided in Contract No. 8F-30005.
// Any reproduction of computer software, computer software documentation, or
// portions thereof marked with this legend must also reproduce the markings.
//
package common
import (
"encoding/json"
"fmt"
"unicode"
)
// Includes returns true if string target in slice.
func Includes(ss []string, target string) bool {
return Index(ss, target) >= 0
}
// Index returns first index of target string,
// -1 if no match
func Index(ss []string, target string) int {
for i, s := range ss {
if s == target {
return i
}
}
return -1
}
// All returns true if all strings returns true from f.
func All(ss []string, f func(string) bool) bool {
for _, s := range ss {
if !f(s) {
return false
}
}
return true
}
// Any returns true if any of the strings in the slice returns true from f.
func Any(ss []string, f func(string) bool) bool {
for _, s := range ss {
if f(s) {
return true
}
}
return false
}
// Map returns new slice with f applied to each string in original.
func Map(ss []string, f func(string) string) (nss []string) {
nss = make([]string, len(ss))
for i, s := range ss {
nss[i] = f(s)
}
return
}
// Filter returns new slice with only strings that return true from f.
func Filter(ss []string, f func(string) bool) (nss []string) {
for _, s := range ss {
if f(s) {
nss = append(nss, s)
}
}
return
}
// IsAlphabetic checks of a string just contains alphabetic characters.
func IsAlphabetic(s string) bool {
for _, r := range s {
if !unicode.IsLetter(r) {
return false
}
}
return true
}
// Pluralise appends "s" to input string unless n==1.
func Pluralise(s string, n int) string {
if n == 1 {
return s
}
return s + "s"
}
// ParseInts converts string of uint32s to uint32 array.
func ParseInts(in string) (ints []uint32, err error) {
str := fmt.Sprintf("[%s]", in)
return ints, json.Unmarshal([]byte(str), &ints)
}