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Add caching to invoke tab completion.

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This commit is contained in:
Ivan Malison 2015-01-03 09:55:37 -08:00
parent ac5c103aae
commit f779848b49
2 changed files with 44 additions and 30 deletions
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2
dotfiles/lib/completions/_inv
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@ -1,2 +0,0 @@
#compdef inv
compdef inv='invoke'

72
dotfiles/lib/completions/_invoke
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@ -1,43 +1,59 @@
#compdef invoke
#compdef inv invoke
_invoke() {
typeset -A opt_args
local context state line
typeset -A opt_args
local context state line
_arguments "*:invoke_command:->command"
case $state in
(command)
COMMAND_COMPLETIONS=( $(_invoke_commands | tr '\n' ' ') )
for COMPLETION in $COMMAND_COMPLETIONS
do
compadd $COMPLETION
done
;;
esac
return 0
}
function _invoke_commands() {
function _invoke_subcommands {
COMMAND_COMPLETIONS=( $(invoke -l |tr -d ' ' | tail -n+2 | sed '$ d' | tr '\n' ' ') )
for COMPLETION in $COMMAND_COMPLETIONS
do
local comma_separated="$(echo $COMPLETION | tr -d ')\n' | tr '(' ',')"
local names="$(_echo_split $comma_separated ',')"
for name in $names
do
echo $name
done
echo $names | tr '\n' ' '
done
}
function _echo_split () {
function _echo_split {
local IFS
IFS="$2" read -rA -- arr <<EOF
$1
EOF
for i in "${arr[@]}"; do
echo $i
done
echo "${arr[@]}"
}
function _complete_invoke_subcommand {
local cache_policy cache_name _invoke_subcommands
cache_name=invoke/subcommands"$(pwd)"
zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
if [[ -z "$cache_policy" ]]; then
zstyle ":completion:${curcontext}:" cache-policy _invoke_subcommands_caching_policy
fi
if _cache_invalid "$cache_name" || ! _retrieve_cache "$cache_name"; then
_invoke_subcommands=( $(_invoke_subcommands) )
_store_cache "$cache_name" _invoke_subcommands
fi
local expl
_wanted invoke_subcommands expl 'invoke subcommands' compadd -a _invoke_subcommands
}
function _invoke_subcommands_caching_policy {
local -a oldp
oldp=( "$1"(Nmm+1) ) # 1 minute
(( $#oldp ))
}
_arguments -s -S \
"--no-dedupe[Disable task deduplication.]" \
"(-c --collection)"{-c,--collection}"[Specify collection name to load. May be given >1 time.]" \
"(-e --echo)"{-e,--echo}"[Echo executed commands before running.]" \
"(-h --help)"{-h,--help}"[Show core or per-task help and exit.]:command:_invoke_subcommand" \
"(-H --hide)"{-H,--hide}"[Set default value of run()'s 'hide' kwarg.]:command:_invoke_subcommand" \
"(-l --list)"{-l,--list}"[List available tasks.]" \
"(-p --pty)"{-p,--pty}"[Use a pty when executing shell commands.]" \
"(-r --root)"{-r,--root}"[Change root directory used for finding task modules.]:directory:_directories" \
"(-V --version)"{-V,--version}"[Show version and exit.]:" \
"(-w --warn-only)"{-w,--warn-only}"[Warn, instead of failing, when shell commands fail.]" \
"*:invoke command:_complete_invoke_subcommand"