tests/dollar-at5.sub

   1 args() { printf '<%s> ' "$@"; echo; }
   2
   3 set -- 1 2 3 4 5
   4
   5 args "${@} ${1}"
   6 args "${1} ${@}"
   7 args "${1}${@}${1}"
   8 args "${1} ${@} ${1}"
   9 args ${1}"$@"${1}
  10 args "$@"${1}
  11 args ${1}"$@"
  12
  13 args "$@""${1}"
  14 args "${1}""$@"
  15
  16 args "${@}foo"
  17 args ${@}${1}
  18 args ${@}foo
  19
  20 IFS=
  21 args "$@""${1}"
  22 args "${1}""$@"
  23
  24 args ${@}${1}
  25 args ${1}${@}
  26 args ${@}foo
  27
  28 echo second set:
  29 IFS=$' \t\n'
  30 set -- '1 2' 3 4 5
  31
  32 args "${@} ${1}"
  33 args "${1} ${@}"
  34
  35 args "${1}${@}${1}"
  36 args "${1} ${@} ${1}"
  37 args ${1}"$@"${1}
  38 args "$@"${1}
  39 args ${1}"$@"
  40
  41 args "$@""${1}"
  42 args "${1}""$@"
  43
  44 args "${@}foo"
  45 args ${@}${1}
  46 args ${@}foo
  47
  48 IFS=
  49
  50 args "$@""${1}"
  51 args "${1}""$@"
  52
  53 args ${@}${1}
  54 args ${1}${@}
  55 args ${@}foo
  56
  57 echo third set:
  58 IFS=$' \t\n'
  59
  60 alias declare=typeset
  61
  62 a(){ echo
  63      echo '"${@:2}a3 a2" a$1    #works as long as $1 and 3 are swapped'
  64      echo  "${@:2}a3 a2" a$1
  65            "${@:2}a3 a2" a$1
  66      echo   $?
  67         a=("${@}");}
  68 b(){ echo
  69      echo '"${@:2}b$1 b2" b3    #fails!  why?'
  70      echo  "${@:2}b$1 b2" b3
  71            "${@:2}b$1 b2" b3
  72      echo   $?
  73         b=("${@}");}
  74 c(){ echo
  75      echo  '${@:2}c$1 c2 c3     #works as long as quoting omitted'
  76      echo   ${@:2}c$1 c2 c3
  77             ${@:2}c$1 c2 c3
  78      echo   $?
  79         c=("${@}");}
  80 a x set y z;declare -p a
  81 b x set y z;declare -p b
  82 c x set y z;declare -p c