pkger/parser/stat.go

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2019-10-23 20:19:39 +03:00
package parser
import (
"encoding/json"
"go/token"
"os"
"path/filepath"
"github.com/markbates/pkger"
"github.com/markbates/pkger/here"
)
var _ Decl = StatDecl{}
type StatDecl struct {
file *File
pos token.Pos
value string
}
func (d StatDecl) String() string {
b, _ := json.Marshal(d)
return string(b)
}
func (d StatDecl) MarshalJSON() ([]byte, error) {
return json.Marshal(map[string]interface{}{
"type": "pkger.Stat",
"file": d.file,
"pos": d.pos,
"value": d.value,
})
}
func (d StatDecl) File() (*File, error) {
if d.file == nil {
return nil, os.ErrNotExist
}
return d.file, nil
}
func (d StatDecl) Pos() (token.Pos, error) {
if d.pos <= 0 {
return -1, os.ErrNotExist
}
return d.pos, nil
}
func (d StatDecl) Value() (string, error) {
if d.value == "" {
return "", os.ErrNotExist
}
return d.value, nil
}
func (d StatDecl) Files(virtual map[string]string) ([]*File, error) {
if _, ok := virtual[d.value]; ok {
return nil, nil
}
pt, err := pkger.Parse(d.value)
if err != nil {
return nil, err
}
her, err := here.Package(pt.Pkg)
if err != nil {
return nil, err
}
var files []*File
files = append(files, &File{
Abs: filepath.Join(her.Dir, pt.Name),
Path: pt,
Here: her,
})
return files, nil
}