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date completions: show correct options for different BSDs, macOS

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Also prevents file completions where they are not approprite, and
additionally shortened the descriptions to fit in two pager columns
in an 80-wide terminal for some platforms.
This commit is contained in:
Aaron Gyes 2019-03-09 14:52:08 -08:00
parent eaf496c1d4
commit c1859b5678
1 changed files with 35 additions and 16 deletions
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51
share/completions/date.fish
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@ -1,22 +1,41 @@
complete -c date -f -d "display or set date and time"
if date --version > /dev/null 2>/dev/null if date --version > /dev/null 2>/dev/null
complete -c date -s d -l date -d "Display date described by string" -x complete -c date -s d -l date -d "Display date described by string" -x
complete -c date -s f -l file -d "Display date for each line in file" -r complete -c date -s f -l file -d "Display date for each line in file" -r
complete -c date -s I -l iso-8601 -d "Output in ISO 8601 format" -x -a "date hours minutes seconds" complete -c date -s I -l iso-8601 -d "Output in ISO-8601 format" -x -a "date hours minutes seconds"
complete -c date -s s -l set -d "Set time" -x complete -c date -s s -l set -d "Set time" -x
complete -c date -s R -l rfc-2822 -d "Output RFC-2822 compliant date string" complete -c date -s R -l rfc-2822 -d "Output RFC-2822 date string"
complete -c date -s r -l reference -d "Display the last modification time of file" -r complete -c date -s r -l reference -d "Display last modification time of file" -r
complete -c date -s u -l utc -d "Print or set Coordinated Universal Time" complete -c date -s u -l utc -d "Print/set UTC time" -f
complete -c date -l universal -d "Print or set Coordinated Universal Time" complete -c date -l universal -d "Print/set UTC time" -f
complete -c date -s h -l help -d "Display help and exit" complete -c date -s h -l help -d "Display help and exit" -f
complete -c date -s v -l version -d "Display version and exit" complete -c date -s v -l version -d "Display version and exit" -f
else # OS X else
complete -c date -s d -d 'Set the kernel\'s value for daylight saving time' -x complete -c date -s u -d 'Display or set UTC time' -f
complete -c date -s f -d 'Use format string to parse the date provided rather than default format' complete -c date -s j -d "Don't actually set the clock" -f
complete -c date -s j -d 'Do no try to set the date' complete -c date -s d -d "Set system's value for DST" -x
complete -c date -s n -d 'Set the time for current machine only in the local group'
complete -c date -s r -d 'Print date and time represented by SEC since Epoch' -x set -l uname (uname -s)
complete -c date -s t -d 'Set system\'s value for MINUTES west of GMT'
complete -c date -s u -d 'Display or set the date int UTC time' test "$uname" != OpenBSD
complete -c date -s v -d 'Adjust the time component backward(-)/forward(+) according to VAL' -x and complete -c date -s n -d 'Set clock for local machine only' -f
switch $uname
case FreeBSD Darwin DragonFly
# only -u is actually POSIX. Rest are BSD extensions:
complete -c date -s r -d "Show file mtime, or format seconds" -r
complete -c date -s v -d 'Adjust clock +/- by time specified' -f
case NetBSD OpenBSD
complete -c date -s a -d "Change clock slowly with adjtime" -x
complete -c date -s r -d "Show date given seconds since epoch" -x
if test "$uname" = NetBSD
complete -c date -s d -d "Parse human-described date-time and show result" -x
exit
end
complete -c date -s z -d "Specify timezone for output" -x
end
complete -c date -s t -d "Set system's minutes west of GMT" -x
complete -c date -s f -d 'Use format string to parse date' -f
end end