1e811b1231
function old new delta handle_dollar 574 681 +107 expand_and_evaluate_arith - 77 +77 expand_vars_to_list 2302 2374 +72 add_till_closing_bracket 359 368 +9 builtin_exit 48 47 -1 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 3/1 up/down: 265/-1) Total: 264 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
69 lines
1.9 KiB
Plaintext
Executable File
69 lines
1.9 KiB
Plaintext
Executable File
# first try some invalid patterns
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# do all of these in subshells since it's supposed to error out
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export var=0123456789
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"$THIS_SH" -c 'echo ${:}'
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"$THIS_SH" -c 'echo ${::}'
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"$THIS_SH" -c 'echo ${:1}'
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"$THIS_SH" -c 'echo ${::1}'
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#this also is not valid in bash, but we accept it:
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"$THIS_SH" -c 'echo ${var:}'
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# then some funky ones
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# UNFIXED BUG: this should work: "$THIS_SH" -c 'echo ${?:0}'
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# now some valid ones
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set --; echo "1 =|${1}|"
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set --; echo "1:1 =|${1:1}|"
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set --; echo "1:1:2=|${1:1:2}|"
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set --; echo "1::2 =|${1::2}|"
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set --; echo "1:1: =|${1:1:}|"
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set --; echo "1:: =|${1::}|"
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set -- 0123; echo "1 =|${1}|"
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set -- 0123; echo "1:1 =|${1:1}|"
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set -- 0123; echo "1:1:2=|${1:1:2}|"
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set -- 0123; echo "1::2 =|${1::2}|"
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set -- 0123; echo "1:1: =|${1:1:}|"
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set -- 0123; echo "1:: =|${1::}|"
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unset f; echo "f =|$f|"
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unset f; echo "f:1 =|${f:1}|"
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unset f; echo "f:1:2=|${f:1:2}|"
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unset f; echo "f::2 =|${f::2}|"
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unset f; echo "f:1: =|${f:1:}|"
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unset f; echo "f:: =|${f::}|"
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f=; echo "f =|$f|"
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f=; echo "f:1 =|${f:1}|"
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f=; echo "f:1:2=|${f:1:2}|"
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f=; echo "f::2 =|${f::2}|"
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f=; echo "f:1: =|${f:1:}|"
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f=; echo "f:: =|${f::}|"
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f=a; echo "f =|$f|"
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f=a; echo "f:1 =|${f:1}|"
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f=a; echo "f:1:2=|${f:1:2}|"
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f=a; echo "f::2 =|${f::2}|"
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f=a; echo "f:1: =|${f:1:}|"
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f=a; echo "f:: =|${f::}|"
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f=0123456789; echo "f =|$f|"
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f=0123456789; echo "f:1 =|${f:1}|"
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f=0123456789; echo "f:1:2=|${f:1:2}|"
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f=0123456789; echo "f::2 =|${f::2}|"
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f=0123456789; echo "f:1: =|${f:1:}|"
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f=0123456789; echo "f:: =|${f::}|"
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echo "Substrings with expressions"
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f=01234567; echo 'f '"=|$f|"
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f=01234567; echo 'f:1+1:2+2 '"=|${f:1+1:2+2}|"
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f=01234567; echo 'f:-1:2+2 '"=|${f:-1:2+2}|"
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f=01234567; echo 'f:1:f '"=|${f:1:f}|"
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f=01234567; echo 'f:1:$f '"=|${f:1:$f}|"
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f=01234567; echo 'f:1:${f} '"=|${f:1:${f}}|"
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f=01234567; echo 'f:1:${f:3:1} '"=|${f:1:${f:3:1}}|"
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f=01234567; echo 'f:1:1`echo 1`'"=|${f:1:`echo 1`}|"
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echo Done
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