t[cleanup] Document options functions - tomb - the crypto undertaker
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       ---
 (DIR) commit 3e91b7bb9bad5f74c0cc87e072b76229d4c34286
 (DIR) parent cd1ceac92e0a3ec32922f676b9c2ab245235cf1d
 (HTM) Author: hellekin <hellekin@cepheide.org>
       Date:   Fri, 24 Oct 2014 00:03:48 -0300
       
       t[cleanup] Document options functions
       
       Diffstat:
         M tomb                                |      32 +++++++++++++++++--------------
       
       1 file changed, 18 insertions(+), 14 deletions(-)
       ---
 (DIR) diff --git a/tomb b/tomb
       t@@ -552,27 +552,31 @@ _print "Please report bugs on <http://github.com/dyne/tomb/issues>."
        }
        
        
       -# Check an option
       +# Check whether a commandline option is set.
       +#
       +# Synopsis: option_is_set -flag [out]
       +#
       +# First argument is the commandline flag (e.g., "-s").
       +# If the second argument is present and set to 'out', print out the
       +# result: either 'set' or 'unset' (useful for if conditions).
       +#
       +# Return 0 if is set, 1 otherwise
        option_is_set() {
       -    # First argument, the commandline flag (i.e. "-s").
       -    # Second (optional) argument: if "out", command will print it out 'set'/'unset'
       -    # (useful for if conditions).
       -    # Return 0 if is set, 1 otherwise
       +    local -i r   # the return code (0 = set, 1 = unset)
       +
            [[ -n ${(k)OPTS[$1]} ]];
            r=$?
       -    if [[ $2 == out ]]; then
       -        if [[ $r == 0 ]]; then
       -            echo 'set'
       -        else
       -            echo 'unset'
       -        fi
       -    fi
       +
       +    [[ $2 == "out" ]] && {
       +        [[ $r == 0 ]] && { echo 'set' } || { echo 'unset' }
       +    }
       +
            return $r;
        }
        
       -# Get an option value
       +# Print the option value matching the given flag
       +# Unique argument is the commandline flag (e.g., "-s").
        option_value() {
       -    # First argument, the commandline flag (i.e. "-s").
            print -n - "${OPTS[$1]}"
        }