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filefetcher.go
49 lines (40 loc) · 1.04 KB
/
filefetcher.go
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package store
import (
"io/ioutil"
"path/filepath"
"github.com/bailey84j/terraform_installer/pkg/asset"
)
type fileFetcher struct {
directory string
}
// FetchByName returns the file with the given name.
func (f *fileFetcher) FetchByName(name string) (*asset.File, error) {
data, err := ioutil.ReadFile(filepath.Join(f.directory, name))
if err != nil {
return nil, err
}
return &asset.File{Filename: name, Data: data}, nil
}
// FetchByPattern returns the files whose name match the given regexp.
func (f *fileFetcher) FetchByPattern(pattern string) (files []*asset.File, err error) {
matches, err := filepath.Glob(filepath.Join(f.directory, pattern))
if err != nil {
return nil, err
}
files = make([]*asset.File, 0, len(matches))
for _, path := range matches {
data, err := ioutil.ReadFile(path)
if err != nil {
return nil, err
}
filename, err := filepath.Rel(f.directory, path)
if err != nil {
return nil, err
}
files = append(files, &asset.File{
Filename: filename,
Data: data,
})
}
return files, nil
}