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Refactor service completions to drop eval usage under FreeBSD

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This commit is contained in:
Mahmoud Al-Qudsi 2018-06-17 21:48:53 -05:00
parent 8f166cbb2a
commit 31745d29ab
1 changed files with 17 additions and 6 deletions
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23
share/completions/service.fish
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@ -1,11 +1,6 @@
# Fist argument is the names of the service, i.e. a file in /etc/init.d
complete -c service -n "__fish_is_first_token" -xa "(__fish_print_service_names)" -d "Service name"
#The second argument is what action to take with the service
function __fish_complete_static_service_actions
complete -c service -n "not __fish_is_first_token" -xa "(eval echo -- $service_commands)"
end
set -l service_commands
# as found in __fish_print_service_names.fish
@ -21,5 +16,21 @@ else if test -d /etc/init.d # SysV on Debian and other linuxen
else # FreeBSD
# Use the output of `service -v foo` to retrieve the list of service-specific verbs
# We can safely use `sed` here because this is platform-specific
complete -c service -n "not __fish_is_first_token" -xa "(set -l service_name (commandline --tokenize --cut-at-cursor)[-1]; eval printf '%s\n' (service \$service_name -v 2>| sed -rn 's/Usage.*\[/\{,/;s/\]|\)/\}/g;s/\|/,/g;s/\(/{/gp'))"
complete -c service -n "not __fish_is_first_token" -xa "(__fish_complete_freebsd_service_actions)"
end
function __fish_complete_static_service_actions
#The second argument is what action to take with the service
complete -c service -n "not __fish_is_first_token" -xa "$service_commands"
end
function __fish_complete_freebsd_service_actions
# Use the output of `service -v foo` to retrieve the list of service-specific verbs
# Output takes the form "[prefix1 prefix2 ..](cmd1 cmd2 cmd3)" where any combination
# of zero or one prefixe(s) and any one command is a valid verb.
set -l service_name (commandline --tokenize --cut-at-cursor)[-1]
set -l results (service $service_name -v 2>| string match -r '\\[(.*)\\]\\((.*)\\)')
set -l prefixes "" (string split '|' -- $results[2])
set -l commands (string split '|' -- $results[3])
printf '%s\n' $prefixes$commands
end