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refactor(cargo): generate completion file in the background

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Marc Cornellà 2021-12-28 11:42:17 +01:00
parent a33ae92f4d
commit 5fbd4c83f6
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1 changed files with 23 additions and 22 deletions
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45
plugins/cargo/cargo.plugin.zsh
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@ -1,23 +1,24 @@
if (( $+commands[rustup] && $+commands[cargo] )); then
# remove old generated completion file
command rm -f "${0:A:h}/_cargo"
# generate new completion file
ver="$(cargo --version)"
ver_file="$ZSH_CACHE_DIR/cargo_version"
comp_file="$ZSH_CACHE_DIR/completions/_cargo"
mkdir -p "${comp_file:h}"
(( ${fpath[(Ie)${comp_file:h}]} )) || fpath=("${comp_file:h}" $fpath)
if [[ ! -f "$comp_file" || ! -f "$ver_file" || "$ver" != "$(< "$ver_file")" ]]; then
rustup completions zsh cargo >| "$comp_file"
echo "$ver" >| "$ver_file"
fi
declare -A _comps
autoload -Uz _cargo
_comps[cargo]=_cargo
unset ver ver_file comp_file
if ! (( $+commands[rustup] && $+commands[cargo] )); then
return
fi
# Remove old generated completion file
# TODO: 2021-09-15: remove this line
command rm -f "${0:A:h}/_cargo"
# Add completions/ folder in $ZSH_CACHE_DIR
comp_file="$ZSH_CACHE_DIR/completions/_cargo"
command mkdir -p "${comp_file:h}"
(( ${fpath[(Ie)"$ZSH_CACHE_DIR/completions"]} )) || fpath=("$ZSH_CACHE_DIR/completions" $fpath)
# If the completion file doesn't exist yet, we need to autoload it and
# bind it to `cargo`. Otherwise, compinit will have already done that
if [[ ! -f "$comp_file" ]]; then
autoload -Uz _cargo
declare -A _comps
_comps[cargo]=_cargo
fi
# Generate completion file in the background
rustup completions zsh cargo >| "$comp_file" &|
unset comp_file