depot/third_party/nixpkgs/pkgs/development/tools/continuous-integration/fly/fly.bash

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# credits:
# https://godoc.org/github.com/jessevdk/go-flags#hdr-Completion
# https://github.com/concourse/concourse/issues/1309#issuecomment-452893900
_fly_compl() {
args=("${COMP_WORDS[@]:1:$COMP_CWORD}")
local IFS=$'\n'
COMPREPLY=($(GO_FLAGS_COMPLETION=1 ${COMP_WORDS[0]} "${args[@]}"))
return 0
}
complete -F _fly_compl fly