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package gonf
import (
"crypto/sha256"
"errors"
"io/fs"
"os"
"path/filepath"
)
var builtinTemplateFunctions = map[string]any{
//"encodeURIQueryParameter": url.QueryEscape,
"var": getVariable,
}
func FilterSlice[T any](slice *[]T, predicate func(T) bool) {
i := 0
for _, element := range *slice {
if predicate(element) { // if the element matches the predicate function
(*slice)[i] = element // then we keep it in the slice
i++
} // otherwise the element will get overwritten
}
*slice = (*slice)[:i] // or truncated out of the slice
}
// We cannot just use os.MakedirAll because we need to set the user:group on every intermediate directories created
func makeDirectoriesHierarchy(dir string, perms *Permissions) (Status, error) {
if _, err := os.Lstat(dir); err != nil {
if errors.Is(err, fs.ErrNotExist) {
if _, err = makeDirectoriesHierarchy(filepath.Dir(dir), perms); err != nil {
return BROKEN, err
}
var m int
if m, err = perms.mode.Int(); err != nil {
return BROKEN, err
}
if err = os.Mkdir(dir, fs.FileMode(m)); err != nil {
return BROKEN, err
}
if _, err = perms.resolve(dir); err != nil {
return BROKEN, err
}
return REPAIRED, nil
} else {
return BROKEN, err
}
} else {
return KEPT, nil
}
}
func sha256sum(contents []byte) []byte {
h := sha256.New()
h.Write(contents)
return h.Sum(nil)
}
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