-
-
Notifications
You must be signed in to change notification settings - Fork 85
/
space2tab.go
75 lines (66 loc) · 2.39 KB
/
space2tab.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
// Copyright © 2016 Wei Shen <shenwei356@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package cmd
import (
"fmt"
"runtime"
"strings"
"github.com/shenwei356/breader"
"github.com/shenwei356/util/stringutil"
"github.com/shenwei356/xopen"
"github.com/spf13/cobra"
)
// space2tabCmd represents the space2tab command
var space2tabCmd = &cobra.Command{
Use: "space2tab",
Short: "convert space delimited format to CSV",
Long: `convert space delimited format to CSV
`,
Run: func(cmd *cobra.Command, args []string) {
config := getConfigs(cmd)
files := getFileList(args)
runtime.GOMAXPROCS(config.NumCPUs)
outfh, err := xopen.Wopen(config.OutFile)
checkError(err)
defer outfh.Close()
type Slice []string
fn := func(line string) (interface{}, bool, error) {
line = strings.TrimRight(line, "\r\n")
// check comment line
if len(strings.TrimSpace(line)) == 0 || rune(line[0]) == config.CommentChar {
return "", false, nil
}
return Slice(stringutil.Split(line, "\t ")), true, nil
}
for _, file := range files {
reader, err := breader.NewBufferedReader(file, config.NumCPUs, config.ChunkSize, fn)
checkError(err)
for chunk := range reader.Ch {
for _, data := range chunk.Data {
items := data.(Slice)
outfh.WriteString(fmt.Sprintf("%s\n", strings.Join(items, "\t")))
}
}
}
},
}
func init() {
RootCmd.AddCommand(space2tabCmd)
}