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
|
package opt_test
import (
"strings"
"testing"
"git.sr.ht/~rjarry/go-opt/v2"
"github.com/stretchr/testify/assert"
)
type CompleteStruct struct {
Name string `opt:"-n,--name" required:"true" complete:"CompleteName" desc:"Ninja turtle name."`
Delay float64 `opt:"--delay"`
Zero bool `opt:"-z" description:"Print zero values"`
Backoff bool `opt:"-B,--backoff" desc:"Increase delay on error"`
Tags []string `opt:"..." complete:"CompleteTag"`
}
func (c *CompleteStruct) CompleteName(arg string) []string {
var names []string
for _, n := range []string{"leonardo", "michelangelo", "rafaelo", "donatello"} {
if strings.HasPrefix(n, arg) {
names = append(names, n)
}
}
return names
}
func (c *CompleteStruct) CompleteTag(arg string) []string {
var results []string
prefix := ""
if strings.HasPrefix(arg, "-") {
prefix = "-"
} else if strings.HasPrefix(arg, "+") {
prefix = "+"
}
tags := []string{"unread", "sent", "important", "inbox", "trash"}
for _, t := range tags {
t = prefix + t
if strings.HasPrefix(t, arg) {
results = append(results, t)
}
}
return results
}
func TestComplete(t *testing.T) {
vectors := []struct {
cmdline string
completions []opt.Completion
prefix string
}{
{
"foo --delay 33..33.3 -n",
[]opt.Completion{{Value: "-n ", Description: "Ninja turtle name."}},
"foo --delay 33..33.3 ",
},
{
"foo --delay 33..33.3 -n ",
[]opt.Completion{
{Value: "leonardo", Description: "Ninja turtle name."},
{Value: "michelangelo", Description: "Ninja turtle name."},
{Value: "rafaelo", Description: "Ninja turtle name."},
{Value: "donatello", Description: "Ninja turtle name."},
},
"foo --delay 33..33.3 -n ",
},
{
"foo --delay 33..33.3 -n don",
[]opt.Completion{{Value: "donatello", Description: "Ninja turtle name."}},
"foo --delay 33..33.3 -n ",
},
{
"foo --delay 33..33.3 --name=",
[]opt.Completion{
{Value: "leonardo", Description: "Ninja turtle name."},
{Value: "michelangelo", Description: "Ninja turtle name."},
{Value: "rafaelo", Description: "Ninja turtle name."},
{Value: "donatello", Description: "Ninja turtle name."},
},
"foo --delay 33..33.3 --name=",
},
{
"foo --delay 33..33.3 --name=leo",
[]opt.Completion{{Value: "leonardo", Description: "Ninja turtle name."}},
"foo --delay 33..33.3 --name=",
},
{
"foo --nam",
[]opt.Completion{{Value: "--name ", Description: "Ninja turtle name."}},
"foo ",
},
{
"foo --delay 33..33.3 --backoff",
[]opt.Completion{{Value: "--backoff ", Description: "Increase delay on error"}},
"foo --delay 33..33.3 ",
},
{
"foo --delay 33..33.3 -",
[]opt.Completion{
{Value: "-unread"},
{Value: "-sent"},
{Value: "-important"},
{Value: "-inbox"},
{Value: "-trash"},
{Value: "-n ", Description: "Ninja turtle name."},
{Value: "--name ", Description: "Ninja turtle name."},
{Value: "-z ", Description: "Print zero values"},
{Value: "-B ", Description: "Increase delay on error"},
{Value: "--backoff ", Description: "Increase delay on error"},
},
"foo --delay 33..33.3 ",
},
{
"foo --delay 33..33.3 ",
[]opt.Completion{
{Value: "unread"},
{Value: "sent"},
{Value: "important"},
{Value: "inbox"},
{Value: "trash"},
{Value: "-n ", Description: "Ninja turtle name."},
{Value: "--name ", Description: "Ninja turtle name."},
{Value: "-z ", Description: "Print zero values"},
{Value: "-B ", Description: "Increase delay on error"},
{Value: "--backoff ", Description: "Increase delay on error"},
},
"foo --delay 33..33.3 ",
},
{
"foo --delay 33..33.3 -n leonardo i",
[]opt.Completion{{Value: "important"}, {Value: "inbox"}},
"foo --delay 33..33.3 -n leonardo ",
},
{
"foo +",
[]opt.Completion{
{Value: "+unread"},
{Value: "+sent"},
{Value: "+important"},
{Value: "+inbox"},
{Value: "+trash"},
},
"foo ",
},
{
"foo -i",
[]opt.Completion{{Value: "-important"}, {Value: "-inbox"}},
"foo ",
},
}
for _, v := range vectors {
t.Run(v.cmdline, func(t *testing.T) {
args := opt.LexArgs(v.cmdline)
spec := opt.NewCmdSpec(args.Arg(0), new(CompleteStruct))
completions, prefix := spec.GetCompletions(args)
assert.Equal(t, v.completions, completions)
assert.Equal(t, v.prefix, prefix)
})
}
}
|
