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# The version of the format of .rake_tasks. If the output of _rake_generate
# changes, incrementing this number will force it to regenerate
_rake_tasks_version=2
_rake_does_task_list_need_generating () {
_rake_tasks_missing || _rake_tasks_version_changed || _rakefile_has_changes || { _is_rails_app && _tasks_changed }
}
_rake_tasks_missing () {
[[ ! -f .rake_tasks ]]
}
_rake_tasks_version_changed () {
local -a file_version
file_version=`head -n 1 .rake_tasks | sed "s/^version\://"`
if ! [[ $file_version =~ '^[0-9]*$' ]]; then
return true
fi
[[ $file_version -ne $_rake_tasks_version ]]
}
_rakefile_has_changes () {
[[ Rakefile -nt .rake_tasks ]]
}
_is_rails_app () {
[[ -e "bin/rails" ]] || [[ -e "script/rails" ]]
}
_tasks_changed () {
local -a files
files=(lib/tasks lib/tasks/**/*(N))
for file in $files; do
if [[ "$file" -nt .rake_tasks ]]; then
return 0
fi
done
return 1
}
_rake_generate () {
echo "version:$_rake_tasks_version" > .rake_tasks
rake --silent --tasks --all \
| sed "s/^rake //" | sed "s/\:/\\\:/g" \
| sed "s/\[[^]]*\]//g" \
| sed "s/ *# /\:/" \
| sed "s/\:$//" \
>> .rake_tasks
}
_rake () {
if [[ -f Rakefile ]]; then
if _rake_does_task_list_need_generating; then
echo "\nGenerating .rake_tasks..." >&2
_rake_generate
fi
local -a rake_options
rake_options=("${(@f)$(cat .rake_tasks)}")
shift rake_options
_describe 'rake tasks' rake_options
fi
}
compdef _rake rake
rake_refresh () {
[[ -f .rake_tasks ]] && rm -f .rake_tasks
echo "Generating .rake_tasks..." >&2
_rake_generate
cat .rake_tasks
}
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