Gradle shell command aliasing (Bash)

gradle-alias.sh

#!/usr/local/bin/bash

#
#  Saves typing by allowing commands like `g cb` to be translated to `gradlew clean build`
#  Mapping lists can be customised for dev environment  
# 

declare -A grt=(["c"]="clean"
                 ["b"]="build"
                 ["a"]="assemble"
                 ["t"]="tasks"
                 ["j"]="jar"
                 ["m"]="model"
                 ["r"]="tomcatRun"
                 ["d"]="dockerImage"
                 ["s"]="cassandraRunDaemon"
                 ["w"]="wiremockRunDaemon"
                 ["i"]="dependencyInsight --dependency"
                 ["f"]="functionalTest"
                 ["q"]="codenarcAll checkstyleAll"
                 ["@"]="buildHtmlDocs"
                 ["§"]="buildSwaggerUiDocs"
)
declare -A gro=(["u"]="--gui" # start gradle gui
                ["z"]="-t" # continuous build
                ["I"]="--info"
                ["X"]="--debug"
                ["S"]="--stacktrace"
                ["O"]="--offline"
                ["D"]="--daemon"
                ["W"]="--no-daemon" 
)
declare -A grp=(
                ["Q"]="-PENVIRONMENT_NAME=stage"
                ["P"]="-PENVIRONMENT_NAME=prod"
                ["L"]="-DENVIRONMENT_NAME=devlocal"
)
declare -A grd=(
                ["n"]="-x test"  # skip tasks
                ["h"]="-x checkstyleAll -x checkstyleTest -x codenarcAll -x codenarcTest"  
)
declare -A gre=(
                ["/"]="&> /tmp/gradle-build.log"
)


function gd() {
    __exec "$@"
}


function g() {
    s="$1"
    cmd=()
    if [ "$s" == "?" ]; then
        echo "Tasks: "
        gparray "$(declare -p grt)"
        echo "Options: "
        gparray "$(declare -p gro)"
        echo "Properties: "
        gparray "$(declare -p grp)"
        echo "JVM Options: "
        gparray "$(declare -p grd)"
        echo "Extras: "
        gparray "$(declare -p gre)"
    else
        ro=""
        declare -a a
        # do goals first
        for ((i=0; i<${#s}; i++)); do
            cmd+=(${grt[${s:$i:1}]});
        done
        # options
        for ((i=0; i<${#s}; i++)); do
            cmd+=(${gro[${s:$i:1}]});
        done
        # properties
        for ((i=0; i<${#s}; i++)); do
            cmd+=(${grp[${s:$i:1}]});
        done
        # -D
        for ((i=0; i<${#s}; i++)); do
            cmd+=(${grd[${s:$i:1}]});
        done
        # extras
        for ((i=0; i<${#s}; i++)); do
            if [ ${s:$i:1} == ">" ]; then
                ro=${gre[${s:$i:1}]}
            else
                cmd+=(${gre[${s:$i:1}]});
            fi
        done
        cmd="${cmd[@]} $2 $ro"
    fi
    __exec "$cmd"

}

function __exec() {
     cmd="$@"
     if [ "$cmd" != "" ]; then
        gradle=("./gradlew")
        cmd="${gradle[@]} $cmd"
        printf '_%.0s' {1..100}
        printf "\n\tExecuting: %s\n" "$cmd"
        printf '=%.0s' {1..100}
        printf "\n\n"
        eval "$cmd"
    fi
}


function gparray {
    eval "declare -A arg_array=${1#*=}"
    for i in "${!arg_array[@]}"; do
        printf "   %s\t%s\n" "$i => ${arg_array[$i]}"
    done
}