/
dir.go
76 lines (67 loc) · 1.94 KB
/
dir.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
// Licensed to The Moov Authors under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. The Moov Authors licenses this file to you 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.
package ach
import (
"fmt"
"os"
"path/filepath"
)
// ReadDir will attempt to parse all ACH files in the given directory. Only files which
// parse successfully will be returned.
func ReadDir(dir string) ([]*File, error) {
readACH := func(path string) (*File, error) {
fd, err := os.Open(path)
if err != nil {
return nil, fmt.Errorf("opening %s failed: %v", path, err)
}
defer fd.Close()
f, err := NewReader(fd).Read()
if err != nil {
return nil, fmt.Errorf("reading %s failed: %v", path, err)
}
return &f, nil
}
readJSON := func(path string) (*File, error) {
bs, err := os.ReadFile(path)
if err != nil {
return nil, fmt.Errorf("opening %s failed: %v", path, err)
}
return FileFromJSON(bs)
}
infos, err := os.ReadDir(dir)
if err != nil {
return nil, err
}
var out []*File
for i := range infos {
path := filepath.Join(dir, infos[i].Name())
f, err1 := readACH(path)
if f != nil {
out = append(out, f)
continue
}
f, err2 := readJSON(path)
if f != nil {
out = append(out, f)
continue
}
if err1 != nil && err2 != nil {
return out, fmt.Errorf("%s failed to parse: %v | %v", path, err1, err2)
}
}
return out, nil
}