-
Notifications
You must be signed in to change notification settings - Fork 257
/
bufimageutil.go
74 lines (68 loc) · 2.18 KB
/
bufimageutil.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
// Copyright 2020-2021 Buf Technologies, Inc.
//
// Licensed 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 bufimageutil
import (
"context"
"fmt"
"github.com/bufbuild/buf/private/bufpkg/bufimage"
"github.com/bufbuild/buf/private/pkg/protosource"
)
// NewInputFiles converts the ImageFiles to InputFiles.
//
// Since protosource is a pkg package, it cannot depend on bufmodule, which has the
// definition for bufmodule.ModuleIdentity, so we have our own interfaces for this
// in protosource. Given Go's type system, we need to do a conversion here.
func NewInputFiles(imageFiles []bufimage.ImageFile) []protosource.InputFile {
inputFiles := make([]protosource.InputFile, len(imageFiles))
for i, imageFile := range imageFiles {
inputFiles[i] = newInputFile(imageFile)
}
return inputFiles
}
// FreeMessageRangeStrings gets the free MessageRange strings for the target files.
//
// Recursive.
func FreeMessageRangeStrings(
ctx context.Context,
filePaths []string,
image bufimage.Image,
) ([]string, error) {
var s []string
for _, filePath := range filePaths {
imageFile := image.GetFile(filePath)
if imageFile == nil {
return nil, fmt.Errorf("unexpected nil image file: %q", filePath)
}
file, err := protosource.NewFile(newInputFile(imageFile))
if err != nil {
return nil, err
}
for _, message := range file.Messages() {
s = freeMessageRangeStringsRec(s, message)
}
}
return s, nil
}
func freeMessageRangeStringsRec(
s []string,
message protosource.Message,
) []string {
for _, nestedMessage := range message.Messages() {
s = freeMessageRangeStringsRec(s, nestedMessage)
}
if e := protosource.FreeMessageRangeString(message); e != "" {
return append(s, e)
}
return s
}