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runtime(sh): add syntax highlighting support for ${ cmd;} and ${|cmd;}

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bash 5.3 (released July 2025) added support for ${ cmd;} and
${|cmd;} style command substitution, which is similar (but not
identical) to ksh/mksh.

closes: #18084

Signed-off-by: Kevin Pulo <kevin.pulo@mongodb.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Kevin Pulo
2025-08-23 17:07:44 +02:00
committed by Christian Brabandt
parent e34bdb844f
commit e06d81fe67
5 changed files with 100 additions and 1 deletions
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33
runtime/syntax/testdir/input/sh_bash.bash Normal file
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#!/bin/bash
# bash 5.3+ supports command substitution that is very similar
# (but not identical) to ksh/mksh.
echo ${ echo one;}
echo ${ echo two
}
echo ${
echo three ;}
echo ${ echo 'four'; }
echo ${ echo 'five' ;}
echo ${ echo 'six'
}
echo ${ echo 'seven' ;}
echo ${ echo 'eight'; }
typeset nine=${ pwd; }
echo ${ echo 'nine' ;
}
valsubfunc() {
REPLY=$1
}
echo ${|valsubfunc ten;}
echo "${|valsubfunc eleven; }"
printf '%s\n' "${|valsubfunc twelve ;}"
unlucky=${|valsubfunc thirteen
}
typeset notafloat=${|valsubfunc notanumber ;
}
echo $unlucky $notanumber
${|echo fourteen;}
${|echo fifteen
}