1	#!/usr/bin/env bash
2
3	#### -A function prints functions
4	add () { expr 4 + 4; }
5	div () { expr 6 / 2; }
6	ek () { echo hello; }
7	__ec () { echo hi; }
8	_ab () { expr 10 % 3; }
9	compgen -A function
10	## status: 0
11	## STDOUT:
12	__ec
13	_ab
14	add
15	div
16	ek
17	## END
18
19	#### Invalid syntax
20	compgen -A foo
21	echo status=$?
22	## stdout: status=2