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Make the cmd-line args match cowsay's usage #15

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Make the cmd-line args match cowsay's usage #15

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21 changes: 15 additions & 6 deletions pokemonsay.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,13 @@ usage() {
echo " Choose what pokemon will be used by its name."
echo " -f, --file COW_FILE"
echo " Specify which .cow file should be used."
echo " -w, --word-wrap COLUMN"
echo " -W, --word-wrap COLUMN"
echo " Specify roughly where messages should be wrapped."
echo " -n, --no-wrap"
echo " Do not wrap the messages."
echo " -l, --list"
echo " List all the pokémon available."
echo " -n, --no-name"
echo " -N, --no-name"
echo " Do not tell the pokémon name."
echo " -t, --think"
echo " Make the pokémon think the message, instead of saying it."
Expand Down Expand Up @@ -62,14 +64,18 @@ case $key in
COW_FILE="${1#*=}"
shift
;;
-w|--word-wrap)
-W|--word-wrap)
WORD_WRAP="$2"
shift; shift
;;
-w=*|--word-wrap=*)
-W=*|--word-wrap=*)
WORD_WRAP="${1#*=}"
shift
;;
-n|--no-wrap)
DISABLE_WRAP="YES"
shift
;;
-l|--list)
list_pokemon
;;
Expand Down Expand Up @@ -101,8 +107,11 @@ case $key in
esac
done

# Define where to wrap the message.
if [ -n "$WORD_WRAP" ]; then
# Disable wrapping if the option is set, otherwise
# define where to wrap the message.
if [ -n "{DISABLE_WRAP:-}" == "YES" ]; then
word_wrap="-n"
elif [ -n "$WORD_WRAP" ]; then
word_wrap="-W $WORD_WRAP"
fi

Expand Down