env

func Patch ¶

func Patch(path, key, value string) error

func PatchAll ¶

func PatchAll(path string, patches map[string]string, comments []string) error

PatchAll reads existing env from path, merges patches, and writes atomically via a temp file + rename. If path does not exist, starts from an empty env. comments may be nil (no-op). The original file's permissions are preserved.

func ScanComments ¶

func ScanComments(path, mode string) ([]string, error)

ScanComments reads path and returns full-line comment lines per mode. mode: "all" | "blocks-only" | anything else → nil, nil