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docopt_get_values(): add warning and fix usage #71

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docopt_get_values(): add warning and fix usage #71

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3 changes: 2 additions & 1 deletion docopts.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -94,11 +94,12 @@ docopt_get_version_string() {

# Doc:
# convert a repeatable option parsed by docopts into a bash 4 ARRAY
# WARNING: this function does not preserve arguments containing whitespaces
# ARGS['FILE,#']=3
# ARGS['FILE,0']=somefile1
# ARGS['FILE,1']=somefile2
# ARGS['FILE,2']=somefile3
# Usage: myarray=( $(docopt_get_values ARGS FILE") )
# Usage: myarray=( $(docopt_get_values ARGS FILE) )
docopt_get_values() {
local opt=$2
local ref="\${$1[$opt,#]}"
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