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-rw-r--r--src/argparser.bash74
-rwxr-xr-xsrc/test.bash10
2 files changed, 60 insertions, 24 deletions
diff --git a/src/argparser.bash b/src/argparser.bash
index be02ca4..c828360 100644
--- a/src/argparser.bash
+++ b/src/argparser.bash
@@ -270,15 +270,26 @@ function args_test_files
}
+# Noop
+function args_noop
+{
+ true
+}
+
+
# Add option that takes no arguments
#
-# @param $1:int The default argument's index
-# @param $2:str Short description, use empty to hide the option
+# @param $1:str? Trigger to invoken when to option is used, with the used option and the standard option
+# @param $2:int The default argument's index
+# @param $3:str Short description, use empty to hide the option
# @param ...:(str) Option names
function args_add_argumentless
{
- local default="$1" help="$2" std alts alt
- shift 2
+ local trigger="$1" default="$2" help="$3" std alts alt
+ shift 3
+ if [ "${trigger}" = "" ]; then
+ trigger=args_noop
+ fi
alts=( "$@" )
std="${alts[$default]}"
args_options+=( ${args_ARGUMENTLESS} "" "${help}" ${#args_opts_alts[@]} $# "${std}" )
@@ -286,23 +297,28 @@ function args_add_argumentless
for alt in "${alts[@]}"; do
echo "$std" > "${args_optmap}/${alt}"
echo ${args_ARGUMENTLESS} >> "${args_optmap}/${alt}"
+ echo "$trigger" >> "${args_optmap}/${alt}"
done
}
# Add option that takes one argument
#
-# @param $1:int The default argument's index
-# @param $2:str The name of the takes argument, one word
-# @param $3:str Short description, use empty to hide the option
+# @param $1:str? Trigger to invoken when to option is used, with the used option, the standard option and the used value
+# @param $2:int The default argument's index
+# @param $3:str The name of the takes argument, one word
+# @param $4:str Short description, use empty to hide the option
# @param ...:(str) Option names
function args_add_argumented
{
- local default="$1" arg="$2" help="$3" std alts alt
- shift 3
+ local trigger="$1" default="$2" arg="$3" help="$4" std alts alt
+ shift 4
if [ "${arg}" = "" ]; then
arg="ARG"
fi
+ if [ "${trigger}" = "" ]; then
+ trigger=args_noop
+ fi
alts=( "$@" )
std="${alts[$default]}"
args_options+=( ${args_ARGUMENTED} "${arg}" "${help}" ${#args_opts_alts[@]} $# "${std}" )
@@ -310,23 +326,28 @@ function args_add_argumented
for alt in "${alts[@]}"; do
echo "$std" > "${args_optmap}/${alt}"
echo ${args_ARGUMENTED} >> "${args_optmap}/${alt}"
+ echo "$trigger" >> "${args_optmap}/${alt}"
done
}
# Add option that takes all following arguments
#
-# @param $1:int The default argument's index
-# @param $2:str The name of the takes argument, one word
-# @param $3:str Short description, use empty to hide the option
+# @param $1:str? Trigger to invoken when to option is used, with the used option and the standard option
+# @param $2:int The default argument's index
+# @param $3:str The name of the takes argument, one word
+# @param $4:str Short description, use empty to hide the option
# @param ...:(str) Option names
function args_add_variadic
{
- local default="$1" arg="$2" help="$3" std alts alt type arg
- shift 3
+ local trigger="$1" default="$2" arg="$3" help="$4" std alts alt type arg
+ shift 4
if [ "${arg}" = "" ]; then
arg="ARG"
fi
+ if [ "${trigger}" = "" ]; then
+ trigger=args_noop
+ fi
alts=( "$@" )
std="${alts[$default]}"
args_options+=( ${args_VARIADIC} "${arg}" "${help}" ${#args_opts_alts[@]} $# "${std}" )
@@ -334,6 +355,7 @@ function args_add_variadic
for alt in "${alts[@]}"; do
echo "$std" > "${args_optmap}/${alt}"
echo ${args_VARIADIC} >> "${args_optmap}/${alt}"
+ echo "$trigger" >> "${args_optmap}/${alt}"
done
}
@@ -513,8 +535,8 @@ function args_help
# @exit Whether no unrecognised option is used
function args_parse
{
- local nulqueue=() argqueue=() optqueue=() queue=() opt arg _arg argnull
- local dashed=0 tmpdashed=0 get=0 dontget=0 rc=0 i n more std sign type
+ local nulqueue=() argqueue=() optqueue=() queue=() opt arg _arg argnull trigger
+ local dashed=0 tmpdashed=0 get=0 dontget=0 rc=0 i n more std sign type opt_arg
args_argcount=$#
args_unrecognised_count=0
@@ -526,6 +548,10 @@ function args_parse
shift 1
_arg="${arg/+/-}"
if [ ! $get = 0 ] && [ $dontget = 0 ]; then
+ opt_arg="${optqueue[${#optqueue[@]} - ${get}]}"
+ std="$(head -n 1 < "${args_optmap}/${opt_arg}")"
+ trigger="$(tail -n 1 < "${args_optmap}/${opt_arg}")"
+ "$trigger" "${opt_arg}" "${std}" "${arg}"
(( get-- ))
argqueue+=( "$arg" )
nulqueue+=( 0 )
@@ -549,20 +575,26 @@ function args_parse
fi
rc=1
else
- type="$(tail -n 1 < "${args_optmap}/${arg}")"
+ std="$(head -n 1 < "${args_optmap}/${arg}")"
+ type="$(head -n 2 < "${args_optmap}/${arg}" | tail -n 1)"
+ trigger="$(tail -n 1 < "${args_optmap}/${arg}")"
if [ $type = ${args_ARGUMENTLESS} ]; then
optqueue+=( "${arg}" )
argqueue+=( "" )
nulqueue+=( 1 )
+ "$trigger" "${arg}" "${std}"
elif [ ! "${arg/=/}" = "${arg}" ]; then
_arg="${arg%%=*}"
- type="$(tail -n 1 < "${args_optmap}/${_arg}")"
+ type="$(head -n 1 < "${args_optmap}/${_arg}" | tail -n 1)"
if (( $type >= ${args_ARGUMENTED} )); then
optqueue+=( "${_arg}" )
argqueue+=( "${arg#*=}" )
nulqueue+=( 0 )
if [ $type = ${args_VARIADIC} ]; then
dashed=1
+ "$trigger" "${arg}" "${std}"
+ else
+ "$trigger" "${arg}" "${std}" "${arg#*=}"
fi
else
(( args_unrecognised_count++ ))
@@ -589,11 +621,14 @@ function args_parse
_arg="$sign${arg:$i:1}"
(( i++ ))
if [ -e "${args_optmap}/${_arg}" ]; then
- type="$(tail -n 1 < "${args_optmap}/${_arg}")"
+ std="$(head -n 1 < "${args_optmap}/${_arg}")"
+ type="$(head -n 2 < "${args_optmap}/${_arg}" | tail -n 1)"
+ trigger="$(tail -n 1 < "${args_optmap}/${_arg}")"
optqueue+=( "${_arg}" )
if [ $type = ${args_ARGUMENTLESS} ]; then
argqueue+=( "" )
nulqueue+=( 1 )
+ "$trigger" "${_arg}" "${std}"
elif [ $type = ${args_ARGUMENTED} ]; then
if [ ${#arg} = $i ]; then
(( get++ ))
@@ -611,6 +646,7 @@ function args_parse
nulqueue+=( 0 )
fi
dashed=1
+ "$trigger" "${_arg}" "${std}"
break
fi
else
diff --git a/src/test.bash b/src/test.bash
index 5840e13..136439c 100755
--- a/src/test.bash
+++ b/src/test.bash
@@ -45,12 +45,12 @@ along with this library. If not, see <http://www.gnu.org/licenses/>.
args_init 'A test for argparser' 'test [options] [files]' "$long" '' 1
-args_add_argumentless 0 'Prints this help message\n(and exits)' -h -? --help
-args_add_argumentless 0 'Prints the text: hello world' --hello
-args_add_argumentless 0 '' ++hidden
+args_add_argumentless '' 0 'Prints this help message\n(and exits)' -h -? --help
+args_add_argumentless '' 0 'Prints the text: hello world' --hello
+args_add_argumentless '' 0 '' ++hidden
-args_add_argumented 0 LINE 'Prints the choosen line' -l --line
-args_add_variadic 0 LINE 'Prints the choosen lines' --l --lines
+args_add_argumented '' 0 LINE 'Prints the choosen line' -l --line
+args_add_variadic '' 0 LINE 'Prints the choosen lines' --l --lines
args_parse "$@"
args_support_alternatives