forked from siddontang/go
-
Notifications
You must be signed in to change notification settings - Fork 0
/
read.go
63 lines (51 loc) · 979 Bytes
/
read.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
package config
import (
"bufio"
"bytes"
"fmt"
"io"
"io/ioutil"
"strings"
)
func ReadConfigFile(name string) (*Config, error) {
data, err := ioutil.ReadFile(name)
if err != nil {
return nil, err
}
return ReadConfig(data)
}
func ReadConfig(data []byte) (*Config, error) {
cfg := NewConfig()
if err := cfg.Read(bytes.NewBuffer(data)); err != nil {
return nil, err
}
return cfg, nil
}
func (c *Config) Read(r io.Reader) error {
rb := bufio.NewReaderSize(r, 4096)
for {
l, err := rb.ReadString('\n')
if err != nil && err != io.EOF {
return err
} else if err == io.EOF {
break
}
l = strings.TrimSpace(l)
if len(l) == 0 {
continue
}
//comment
if l[0] == '#' {
continue
}
ps := strings.Split(l, "=")
if len(ps) > 2 {
return fmt.Errorf("invalid line format %s", l)
} else if len(ps) == 1 {
c.SetString(ps[0], "")
} else {
c.SetString(strings.TrimSpace(ps[0]), strings.TrimSpace(ps[1]))
}
}
return nil
}