view source for debug
View a block, module, or a definition.
Signature
> view source {flags} (item)
Parameters
-
item: Name or block to view.
Input/output types:
| input | output |
|---|---|
| nothing | string |
Examples
View the source of a code block.
> let abc = {|| echo 'hi' }; view source $abc
{|| echo 'hi' }View the source of a custom command.
> def hi [] { echo 'Hi!' }; view source hi
def hi [] { echo 'Hi!' }View the source of a custom command, which participates in the caller environment.
> def --env foo [] { $env.BAR = 'BAZ' }; view source foo
def --env foo [] { $env.BAR = 'BAZ' }View the source of a custom command with flags.
> def --wrapped --env foo [...rest: string] { print $rest }; view source foo
def --env --wrapped foo [ ...rest: string] { print $rest }View the source of a custom command with flags and arguments.
> def test [a?:any --b:int ...rest:string] { echo 'test' }; view source test
def test [ a?: any --b: int ...rest: string] { echo 'test' }View the source of a module.
> module mod-foo { export-env { $env.FOO_ENV = 'BAZ' } }; view source mod-foo
export-env { $env.FOO_ENV = 'BAZ' }View the source of an alias.
> alias hello = echo hi; view source hello echo hi
View the file where a definition lives via metadata.
> view source some_command | metadata
Copyright © 2019–2026 The Nushell Project DevelopersLicensed under the MIT License.
https://www.nushell.sh/commands/docs/view_source.html
