nushell/docs/commands/module.md

title	layout	version
module	command	0.59.1

Define a custom module

Signature

> module (module_name) (block)

Parameters

• module_name: module name
• block: body of the module

Examples

Define a custom command in a module and call it

> module spam { export def foo [] { "foo" } }; use spam foo; foo

Define an environment variable in a module and evaluate it

> module foo { export env FOO_ENV { "BAZ" } }; use foo FOO_ENV; $env.FOO_ENV

Define a custom command that participates in the environment in a module and call it

> module foo { export def-env bar [] { let-env FOO_BAR = "BAZ" } }; use foo bar; bar; $env.FOO_BAR