-
-
Notifications
You must be signed in to change notification settings - Fork 522
/
rm.go
111 lines (100 loc) · 2.64 KB
/
rm.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
package tag
import (
"fmt"
"strconv"
"time"
"github.com/BurntSushi/toml/internal"
)
// Remove JSON tags to a data structure as returned by toml-test.
func Remove(typedJson interface{}) (interface{}, error) {
// Switch on the data type.
switch v := typedJson.(type) {
// Object: this can either be a TOML table or a primitive with tags.
case map[string]interface{}:
// This value represents a primitive: remove the tags and return just
// the primitive value.
if len(v) == 2 && in("type", v) && in("value", v) {
ut, err := untag(v)
if err != nil {
return ut, fmt.Errorf("tag.Remove: %w", err)
}
return ut, nil
}
// Table: remove tags on all children.
m := make(map[string]interface{}, len(v))
for k, v2 := range v {
var err error
m[k], err = Remove(v2)
if err != nil {
return nil, err
}
}
return m, nil
// Array: remove tags from all items.
case []interface{}:
a := make([]interface{}, len(v))
for i := range v {
var err error
a[i], err = Remove(v[i])
if err != nil {
return nil, err
}
}
return a, nil
}
// The top level must be an object or array.
return nil, fmt.Errorf("tag.Remove: unrecognized JSON format '%T'", typedJson)
}
// Check if key is in the table m.
func in(key string, m map[string]interface{}) bool {
_, ok := m[key]
return ok
}
// Return a primitive: read the "type" and convert the "value" to that.
func untag(typed map[string]interface{}) (interface{}, error) {
t := typed["type"].(string)
v := typed["value"].(string)
switch t {
case "string":
return v, nil
case "integer":
n, err := strconv.ParseInt(v, 10, 64)
if err != nil {
return nil, fmt.Errorf("untag: %w", err)
}
return n, nil
case "float":
f, err := strconv.ParseFloat(v, 64)
if err != nil {
return nil, fmt.Errorf("untag: %w", err)
}
return f, nil
case "datetime":
return parseTime(v, "2006-01-02T15:04:05.999999999Z07:00", nil)
case "datetime-local":
return parseTime(v, "2006-01-02T15:04:05.999999999", internal.LocalDatetime)
case "date-local":
return parseTime(v, "2006-01-02", internal.LocalDate)
case "time-local":
return parseTime(v, "15:04:05.999999999", internal.LocalTime)
case "bool":
switch v {
case "true":
return true, nil
case "false":
return false, nil
}
return nil, fmt.Errorf("untag: could not parse %q as a boolean", v)
}
return nil, fmt.Errorf("untag: unrecognized tag type %q", t)
}
func parseTime(v, format string, l *time.Location) (time.Time, error) {
t, err := time.Parse(format, v)
if err != nil {
return time.Time{}, fmt.Errorf("could not parse %q as a datetime: %w", v, err)
}
if l != nil {
t = t.In(l)
}
return t, nil
}