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#compdef lua -P lua[0-9.-]##
# Complete lua library names. We go out of our way here to support sub-modules
# (of the format foo.bar.baz), even though the way `lua -l` handles those isn't
# very nice, because it might be useful for informational purposes
(( $+functions[_lua_libraries] )) ||
_lua_libraries() {
local p pre
local -a tmp tmp2
# Get Lua's library search path
tmp=( ${(s<;>)${(@f)"$(
_call_program library-path $words[1] -e '"print(package.path)"'
)"}} )
# Support C modules, which aren't explicitly included in the above
tmp+=( ${(@)${(@M)tmp:#*'?.lua'}/%.lua/.so} )
for p in ${(@u)tmp}; do
# Don't recurse infinitely into the current directory; we'll just trust
# that all other paths are sensible
if [[ $p == './?'* ]]; then
tmp=( ${~${${(b)p}/'\?'/'*'}}(#qN) )
else
tmp=( ${~${${(b)p}/'\?'/'**/*'}}(#qN) )
fi
tmp2+=( ${(@)tmp##${p%%'?'*}} )
done
tmp=( ${(@)tmp2%%(/init.lua|.lua|.so)} )
tmp=( ${(@u)${(@)tmp//\//.}} )
_wanted -x libraries expl 'Lua library' compadd -a "$@" - tmp
}
_lua() {
local ret=1
local -a context expl line state state_descr
local -A opt_args
# Stacking not supported, no arguments are exclusive except `-`
_arguments -S -A '-*' : \
'*-e+[execute specified command string]:command string' \
'-E[ignore environment variables]' \
'-i[enter interactive mode]' \
'*-l+[specify library or module to require]: :_lua_libraries' \
'-v[display version information]' \
'(1 -)-[stop argument parsing and execute script on stdin]' \
'1:Lua script:_files' \
'*:: :->arg' \
&& ret=0
[[ $state == arg ]] &&
if [[ $line[1] == - ]]; then
_description files expl 'script argument'
_files "${(@)expl}" && ret=0
else
_normal && ret=0
fi
return ret
}
_lua "$@"
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