Introduce __fish_print_pacman_repos helper

This is used in at least 4 places, all of which have a bug in that they
print "options" as a valid repo. It seems better to fix it once,
especially given that there are tons of AUR helpers and pacman wrappers,
all of which might need this info.

share/completions/cower.fish

@@ -10,7 +10,7 @@ complete -c cower -f -s f -l 'force'            -d 'Overwrite existing files whe
 complete -c cower -f      -l 'format'           -d 'Print formatted'
 complete -c cower -f -s h -l 'help'             -d 'Display help and quit'
 complete -c cower -f      -l 'ignore' -xa "(pacman -Qq)" -d 'Ignore a package upgrade'
-complete -c cower -f      -l 'ignorerepo' -xa "(cat /etc/pacman.conf | grep '^\[.\+\]' | sed 's/[]\[]//g')" -d 'Ignore a binary repo when checking for updates'
+complete -c cower -f      -l 'ignorerepo' -xa "(__fish_print_pacman_repos)" -d 'Ignore a binary repo when checking for updates'
 complete -c cower -f      -l 'listdelim'        -d 'Specify a delimiter for list formatters'
 complete -c cower -f -s q -l 'quiet'            -d 'Output less'
 complete -c cower -f -s t -l 'target'           -d 'Download targets to DIR'

share/completions/meat.fish

@@ -2,7 +2,7 @@
 
 set -l listinstalled "(pacman -Qm | tr ' ' \t)"
 set -l listall       "(pacman -Sl | cut --delim ' ' --fields 2- | tr ' ' \t)"
-set -l listrepos    "(cat /etc/pacman.conf | grep '^\[.\+\]' | sed 's/[]\[]//g')"
+set -l listrepos    "(__fish_print_pacman_repos)"
 set -l listgroups    "(pacman -Sg | sed 's/\(.*\)/\1\tPackage group/g')"
 
 

share/completions/pacman.fish

@@ -7,7 +7,7 @@ set -l progname pacman
 set -l listinstalled "(pacman -Q | tr ' ' \t)"
 # This might be an issue if another package manager is also installed (e.g. for containers)
 set -l listall "(__fish_print_packages)"
-set -l listrepos "(grep '^\[.\+\]' /etc/pacman.conf | sed 's/[]\[]//g')"
+set -l listrepos "(__fish_print_pacman_repos)"
 set -l listgroups "(pacman -Sg | sed 's/\(.*\)/\1\tPackage group/g')"
 
 set -l noopt 'not __fish_contains_opt -s S -s D -s Q -s R -s U -s T database query sync remove upgrade deptest'

share/completions/pkgfile.fish

@@ -4,7 +4,7 @@ complete -c pkgfile -s b -l binaries   -d 'only show files in a {s}bin/ director
 complete -c pkgfile -s c -l case-sensitive  -d 'make searches case sensitive'
 complete -c pkgfile -s g -l glob       -d 'allow the use of * and ? as wildcards'
 complete -c pkgfile -s r -l regex      -d 'allow the use of regex in searches'
-complete -c pkgfile -s R -l repo       -d 'search only in the specified repository' -xa '(cat /etc/pacman.conf|grep "^\[" | sed "s/\[\|]//g")'
+complete -c pkgfile -s R -l repo       -d 'search only in the specified repository' -xa '(__fish_print_pacman_repos)'
 complete -c pkgfile -s v -l verbose    -d 'enable verbose output'
 complete -c pkgfile -s i -l info       -d 'provides information about the package owning a file' -r
 complete -c pkgfile -s l -l list       -d 'list files of a given package; similar to "pacman -Ql"' -xa "(pacman -Sl | cut --delim ' ' --fields 2- | tr ' ' \t | sort)"

share/functions/__fish_print_pacman_repos.fish

@@ -0,0 +1,3 @@
+function __fish_print_pacman_repos --description "Print the repositories configured for arch's pacman package manager"
+	sed -n -e 's/\[\(.\+\)\]/\1/p' /etc/pacman.conf | grep -v "#\|options"
+end