mirror of https://github.com/markbates/pkger.git
128 lines
2.2 KiB
Go
128 lines
2.2 KiB
Go
package pkger
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import (
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"encoding/json"
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"fmt"
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"os"
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"time"
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)
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type FileInfo struct {
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name string
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size int64
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mode os.FileMode
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modTime time.Time
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isDir bool
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virtual bool
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sys interface{}
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}
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func (f *FileInfo) String() string {
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b, _ := json.MarshalIndent(f, "", " ")
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return string(b)
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}
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func (f *FileInfo) MarshalJSON() ([]byte, error) {
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return json.Marshal(map[string]interface{}{
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"name": f.name,
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"size": f.size,
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"mode": f.mode,
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"modTime": f.modTime.Format(timeFmt),
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"isDir": f.isDir,
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"virtual": f.virtual,
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"sys": f.sys,
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})
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}
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func (f *FileInfo) UnmarshalJSON(b []byte) error {
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m := map[string]interface{}{}
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if err := json.Unmarshal(b, &m); err != nil {
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return err
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}
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var ok bool
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f.name, ok = m["name"].(string)
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if !ok {
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return fmt.Errorf("could not determine name %q", m["name"])
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}
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size, ok := m["size"].(float64)
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if !ok {
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return fmt.Errorf("could not determine size %q", m["size"])
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}
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f.size = int64(size)
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mode, ok := m["mode"].(float64)
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if !ok {
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return fmt.Errorf("could not determine mode %q", m["mode"])
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}
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f.mode = os.FileMode(mode)
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modTime, ok := m["modTime"].(string)
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if !ok {
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return fmt.Errorf("could not determine modTime %q", m["modTime"])
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}
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t, err := time.Parse(timeFmt, modTime)
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if err != nil {
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return err
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}
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f.modTime = t
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f.isDir, ok = m["isDir"].(bool)
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if !ok {
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return fmt.Errorf("could not determine isDir %q", m["isDir"])
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}
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f.sys = m["sys"]
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return nil
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}
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func (f *FileInfo) Name() string {
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return f.name
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}
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func (f *FileInfo) Size() int64 {
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return f.size
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}
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func (f *FileInfo) Mode() os.FileMode {
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return f.mode
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}
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func (f *FileInfo) ModTime() time.Time {
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return f.modTime
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}
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func (f *FileInfo) IsDir() bool {
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return f.isDir
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}
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func (f *FileInfo) Sys() interface{} {
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return f.sys
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}
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var _ os.FileInfo = &FileInfo{}
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func NewFileInfo(info os.FileInfo) *FileInfo {
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fi := &FileInfo{
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name: info.Name(),
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size: info.Size(),
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mode: info.Mode(),
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modTime: info.ModTime(),
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isDir: info.IsDir(),
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sys: info.Sys(),
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}
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return fi
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}
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func WithName(name string, info os.FileInfo) *FileInfo {
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if ft, ok := info.(*FileInfo); ok {
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ft.name = name
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return ft
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}
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fo := NewFileInfo(info)
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fo.name = name
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return fo
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}
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