linuxhint.com/debug-aliases.sh at master · temptemp3/linuxhint.com · GitHub

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#!/bin/bash
## debug-aliases
## version 0.0.1 - initial
##################################################
shopt -s expand_aliases	# expand_aliases (on)
alias mystery=test
alias big-mystery='
{
  mystery $( test ! $(( RANDOM % 2 )) -eq 0 || echo "!" )
}
'
mystery
echo ${?} # 1
mystery !
echo ${?} # 0
big-mystery
echo ${?} # 0 or 1
shopt -u expand_aliases # expand_aliases (off)
mystery
echo ${?} # debug-aliases.sh: line 12: mystery: command not found
mystery !
echo ${?} # debug-aliases.sh: line 14: mystery: command not found
big-mystery
echo ${?} # 0 or 1
##################################################
## generated by create-stub2.sh v0.1.2
## on Wed, 22 May 2019 21:32:43 +0900
## see <https://github.com/temptemp3/sh2>
##################################################