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Enable man command to show stderr message to the user

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1. If there is no man page found (error 16), then echo stderr text.
2. For other kinds of errors, fail with stderr text so that command can propagate through a try/catch.
This commit is contained in:
Steven Chan 2019-04-16 14:22:42 -07:00
parent 734a7d0707
commit 64fd0c72ce
1 changed files with 12 additions and 4 deletions
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16
rc/tools/man.kak
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@ -26,8 +26,9 @@ define-command -hidden -params 2..3 man-impl %{ evaluate-commands %sh{
buffer_name="$1"
shift
manout=$(mktemp "${TMPDIR:-/tmp}"/kak-man-XXXXXX)
manerr=$(mktemp "${TMPDIR:-/tmp}"/kak-man-XXXXXX)
colout=$(mktemp "${TMPDIR:-/tmp}"/kak-man-XXXXXX)
MANWIDTH=${kak_window_width} man "$@" > $manout 2>/dev/null
MANWIDTH=${kak_window_width} man "$@" > "$manout" 2> "$manerr"
retval=$?
col -b -x > ${colout} < ${manout}
rm ${manout}
@ -35,13 +36,20 @@ define-command -hidden -params 2..3 man-impl %{ evaluate-commands %sh{
printf %s\\n "
edit -scratch %{*$buffer_name ${*}*}
execute-keys '%|cat<space>${colout}<ret>gk'
nop %sh{rm ${colout}}
nop %sh{ rm ${colout}; rm ${manerr} }
set-option buffer filetype man
set-option window manpage $buffer_name $*
"
elif [ "${retval}" -eq 16 ]; then
printf %s\\n "
echo -markup %{{Error}$(cat $manerr)}
nop %sh{ rm ${colout}; rm ${manerr} }
"
else
printf %s\\n "echo -markup %{{Error}man '$@' failed: see *debug* buffer for details}"
rm ${colout}
printf %s\\n "
fail $(cat $manerr)
nop %sh{ rm ${colout}; rm ${manerr} }
"
fi
} }