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package name
import (
"fmt"
"strings"
)
// ValidateUpdateName checks whether name is valid for a direct ref update.
func ValidateUpdateName(name string, hasNewValue bool) error {
if IsPseudo(name) {
return fmt.Errorf("%w: pseudoref updates are not allowed", ErrInvalidName)
}
if hasNewValue {
return Validate(name, Options{AllowOneLevel: true, RefspecPattern: false})
}
if !IsSafe(name) {
return fmt.Errorf("%w: unsafe name for update", ErrInvalidName)
}
return nil
}
// ValidateSymbolicTarget checks whether target is valid for a symref target.
func ValidateSymbolicTarget(name string, target string) error {
parsed := ParseWorktree(name)
if parsed.BareRefName == "HEAD" && !strings.HasPrefix(target, "refs/heads/") {
return fmt.Errorf("%w: %s must point to a refs/heads/ branch", ErrInvalidName, name)
}
if IsRoot(target) {
return nil
}
err := Validate(target, Options{AllowOneLevel: false, RefspecPattern: false})
if err != nil {
return err
}
if strings.HasPrefix(target, "refs/") {
return nil
}
if strings.HasPrefix(target, "worktrees/") {
return nil
}
return fmt.Errorf("%w: symref target is not a ref", ErrInvalidName)
}
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