func (dir *DirSpec) ReadDir() ([]os.FileInfo, error) {
ctx, err := dir.buildContext()
if err != nil {
return nil, err
}
return buildutil.ReadDir(ctx, dir.Path)
}
func addCompletions(completions []string, ctx *build.Context, root, dir, name string) []string {
fis, err := buildutil.ReadDir(ctx, buildutil.JoinPath(ctx, root, dir))
if err != nil {
return completions
}
for _, fi := range fis {
if !fi.IsDir() || strings.HasPrefix(fi.Name(), ".") {
continue
}
if strings.HasPrefix(fi.Name(), name) {
completions = append(completions, path.Join("/", dir, fi.Name())+"/")
}
}
return completions
}
func completePackageArg(ctx *build.Context, cwd string, src io.Reader, arg string) (completions []string) {
switch {
case arg == ".":
completions = []string{"./", "../"}
case arg == "..":
completions = []string{"../"}
case strings.HasPrefix(arg, "."):
// Complete using relative directory.
bpkg, err := ctx.Import(".", cwd, build.FindOnly)
if err != nil {
return nil
}
dir, name := path.Split(arg)
fis, err := buildutil.ReadDir(ctx, buildutil.JoinPath(ctx, bpkg.Dir, dir))
if err != nil {
return nil
}
for _, fi := range fis {
if !fi.IsDir() || strings.HasPrefix(fi.Name(), ".") {
continue
}
if strings.HasPrefix(fi.Name(), name) {
completions = append(completions, path.Join(dir, fi.Name())+"/")
}
}
case strings.HasPrefix(arg, "/"):
// Complete using full import path.
completions = completePackageArgByPath(ctx, cwd, arg)
default:
// Complete with package names imported in current file.
for n := range readImports(cwd, src) {
if strings.HasPrefix(n, arg) {
completions = append(completions, n)
}
}
}
if len(completions) == 0 {
completions = []string{arg}
}
sort.Strings(completions)
return completions
}