forked from mirror/pkger
156 lines
3.0 KiB
Go
156 lines
3.0 KiB
Go
package here
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
"regexp"
|
|
"runtime"
|
|
"strings"
|
|
|
|
"github.com/markbates/hepa"
|
|
"github.com/markbates/hepa/filters"
|
|
)
|
|
|
|
// Info represents details about the directory/package
|
|
type Info struct {
|
|
Dir string
|
|
ImportPath string
|
|
Name string
|
|
Imports []string
|
|
Module Module
|
|
}
|
|
|
|
func (fi Info) MarshalJSON() ([]byte, error) {
|
|
mm := map[string]interface{}{
|
|
"ImportPath": fi.ImportPath,
|
|
"Name": fi.Name,
|
|
"Imports": fi.Imports,
|
|
"Module": fi.Module,
|
|
}
|
|
|
|
hep := hepa.New()
|
|
hep = hepa.With(hep, filters.Home())
|
|
hep = hepa.With(hep, filters.Golang())
|
|
|
|
cm := map[string]string{
|
|
"Dir": fi.Dir,
|
|
}
|
|
|
|
for k, v := range cm {
|
|
b, err := hep.Filter([]byte(v))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
mm[k] = string(b)
|
|
}
|
|
|
|
return json.Marshal(mm)
|
|
}
|
|
|
|
func (i Info) FilePath(paths ...string) string {
|
|
res := []string{i.Dir}
|
|
for _, p := range paths {
|
|
p = strings.TrimPrefix(p, i.Dir)
|
|
p = strings.TrimPrefix(p, "/")
|
|
if runtime.GOOS == "windows" {
|
|
p = strings.Replace(p, "/", "\\", -1)
|
|
}
|
|
res = append(res, p)
|
|
}
|
|
return filepath.Join(res...)
|
|
}
|
|
|
|
func (i Info) Open(p string) (*os.File, error) {
|
|
return os.Open(i.FilePath(p))
|
|
}
|
|
|
|
// ModuleName returns the name of the current
|
|
// module, or if not using modules, the current
|
|
// package. These *might* not match.
|
|
func (i Info) ModuleName() string {
|
|
if i.Mods() {
|
|
return i.Module.Path
|
|
}
|
|
return i.ImportPath
|
|
}
|
|
|
|
// IsZero checks if the type has been filled
|
|
// with rich chocolately data goodness
|
|
func (i Info) IsZero() bool {
|
|
return i.String() == Info{}.String()
|
|
}
|
|
|
|
// Mods returns whether Go modules are used
|
|
// in this directory/package.
|
|
func (i Info) Mods() bool {
|
|
return !i.Module.IsZero()
|
|
}
|
|
|
|
func (i Info) String() string {
|
|
b, err := json.MarshalIndent(i, "", " ")
|
|
if err != nil {
|
|
return err.Error()
|
|
}
|
|
s := string(b)
|
|
return s
|
|
}
|
|
|
|
func (i Info) Parse(p string) (Path, error) {
|
|
p = strings.TrimSpace(p)
|
|
p = filepath.Clean(p)
|
|
p = strings.TrimPrefix(p, i.Dir)
|
|
|
|
p = strings.Replace(p, "\\", "/", -1)
|
|
p = strings.TrimSpace(p)
|
|
|
|
if len(p) == 0 || p == ":" {
|
|
return i.build("", "", "")
|
|
}
|
|
|
|
res := pathrx.FindAllStringSubmatch(p, -1)
|
|
if len(res) == 0 {
|
|
return Path{}, fmt.Errorf("could not parse %q", p)
|
|
}
|
|
|
|
matches := res[0]
|
|
|
|
if len(matches) != 4 {
|
|
return Path{}, fmt.Errorf("could not parse %q", p)
|
|
}
|
|
|
|
return i.build(p, matches[1], matches[3])
|
|
}
|
|
|
|
func (i Info) build(p, pkg, name string) (Path, error) {
|
|
pt := Path{
|
|
Pkg: pkg,
|
|
Name: name,
|
|
}
|
|
// fmt.Println(">>>TODO here/info.go:132: pkg, name ", pkg, name)
|
|
// fmt.Println(">>>TODO here/info.go:132: i.Dir ", i.Dir)
|
|
|
|
if strings.HasPrefix(pt.Pkg, "/") || len(pt.Pkg) == 0 {
|
|
pt.Name = pt.Pkg
|
|
pt.Pkg = i.ImportPath
|
|
}
|
|
|
|
if len(pt.Name) == 0 {
|
|
pt.Name = "/"
|
|
}
|
|
|
|
if pt.Pkg == pt.Name {
|
|
pt.Pkg = i.ImportPath
|
|
pt.Name = "/"
|
|
}
|
|
|
|
if !strings.HasPrefix(pt.Name, "/") {
|
|
pt.Name = "/" + pt.Name
|
|
}
|
|
pt.Name = strings.TrimPrefix(pt.Name, i.Dir)
|
|
return pt, nil
|
|
}
|
|
|
|
var pathrx = regexp.MustCompile("([^:]+)(:(/.+))?")
|