pkger/parser/walk.go

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2019-10-21 17:27:04 +03:00
package parser
import (
"go/token"
"os"
"path/filepath"
"strings"
"github.com/markbates/pkger"
"github.com/markbates/pkger/here"
)
var _ Decl = WalkDecl{}
type WalkDecl struct {
file *File
pos token.Pos
value string
}
func (d WalkDecl) File() (*File, error) {
if d.file == nil {
return nil, os.ErrNotExist
}
return d.file, nil
}
func (d WalkDecl) Pos() (token.Pos, error) {
if d.pos <= 0 {
return -1, os.ErrNotExist
}
return d.pos, nil
}
func (d WalkDecl) Value() (string, error) {
if d.value == "" {
return "", os.ErrNotExist
}
return d.value, nil
}
func (d WalkDecl) Files() ([]*File, error) {
pt, err := pkger.Parse(d.value)
if err != nil {
return nil, err
}
cur, err := here.Package(pt.Pkg)
if err != nil {
return nil, err
}
root := filepath.Join(cur.Dir, pt.Name)
var files []*File
err = filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
n := strings.TrimPrefix(path, cur.Dir)
pt, err := pkger.Parse(n)
if err != nil {
return err
}
pt.Pkg = cur.ImportPath
files = append(files, &File{
Abs: path,
Path: pt,
Here: cur,
})
return nil
})
return files, err
}