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* Display aliases and custom commands in which; Fix #2810 Example output of nu after the commit is applied: ```shell /home/leo/repos/nushell(feature/which_inspect_alias)> def docker-ps [] { docker ps --format '{{json .}}' | from json -o } /home/leo/repos/nushell(feature/which_inspect_alias)> which docker-ps ───┬───────────┬────────────────────────┬───────── # │ arg │ path │ builtin ───┼───────────┼────────────────────────┼───────── 0 │ docker-ps │ nushell custom command │ No ───┴───────────┴────────────────────────┴───────── /home/leo/repos/nushell(feature/which_inspect_alias)> alias d = gid pd /home/leo/repos/nushell(feature/which_inspect_alias)> which d ───┬─────┬───────────────┬───────── # │ arg │ path │ builtin ───┼─────┼───────────────┼───────── 0 │ d │ nushell alias │ No ───┴─────┴───────────────┴───────── ``` * Update documentation
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which
Finds a program file.
Usage:
which {flags}
Parameters
- application: the name of the command to find the path to
Flags
- --all: list all executables
Examples
which finds the location of an executable:
> which python
─────────┬─────────────────
arg │ python
path │ /usr/bin/python
builtin │ No
─────────┴─────────────────
> which cargo
─────────┬────────────────────────────
arg │ cargo
path │ /home/bob/.cargo/bin/cargo
builtin │ No
─────────┴────────────────────────────
which will identify nushell commands:
> which ls
─────────┬──────────────────────────
arg │ ls
path │ nushell built-in command
builtin │ Yes
─────────┴──────────────────────────
> which which
─────────┬──────────────────────────
arg │ which
path │ nushell built-in command
builtin │ Yes
─────────┴──────────────────────────
Passing the all flag identifies all instances of a command or binary
> which ls --all
───┬─────┬──────────────────────────┬─────────
# │ arg │ path │ builtin
───┼─────┼──────────────────────────┼─────────
0 │ ls │ nushell built-in command │ Yes
1 │ ls │ /bin/ls │ No
───┴─────┴──────────────────────────┴─────────
which will also identify local binaries
> touch foo
> chmod +x foo
> which ./foo
─────────┬────────────────────────────────
arg │ ./foo
path │ /Users/josephlyons/Desktop/foo
builtin │ No
─────────┴────────────────────────────────
which also identifies aliases
> alias e = echo
> which e
───┬─────┬───────────────┬─────────
# │ arg │ path │ builtin
───┼─────┼───────────────┼─────────
0 │ e │ Nushell alias │ No
───┴─────┴───────────────┴─────────
and custom commands
> def my_cool_echo [arg] { echo $arg }
> which my_cool_echo
───┬──────────────┬────────────────────────┬─────────
# │ arg │ path │ builtin
───┼──────────────┼────────────────────────┼─────────
0 │ my_cool_echo │ Nushell custom command │ No
───┴──────────────┴────────────────────────┴─────────