OptionaldefaultDefault environment name used when env is not provided.
OptionaldefaultSeparator to use when converting a bare-key placeholder into an assignment.
OptionaldotenvBase dotenv filename token.
OptionalduplicateDuplicate key handling strategy.
OptionalenvSelected environment name (used when scope is env).
OptionaleolEOL normalization policy.
OptionalfsOptional filesystem port override (defaults to a Node FS adapter).
OptionalmodeEditing mode (merge vs sync).
Optionalnullnull behavior.
Search paths (directories) to locate the target dotenv file.
Privacy axis (public vs private).
OptionalprivatePrivate token used for private dotenv files.
Scope axis (global vs env-specific).
OptionalsearchPath search order.
OptionaltemplateTemplate extension used for bootstrap.
When a target does not exist anywhere under paths, but a template exists
(e.g. .env.local.template), the template will be copied to the target
path and then edited in place.
Optionalundefinedundefined behavior.
Options for resolving and editing a dotenv file in a multi-path cascade.