1;0 eric256@feather:~/tests$ pugs rpn_calc.p6
Match 1:
{
        'config' :=     {
                'statement' := [
                        {
                                'key' := 'test1'
                                'value' := '1 2 + '
                        },
                        {
                                'key' := 'test2'
                                'value' := '1 2 3 + - '
                        },
                ],
        },

},

test1 == 1 2 +  == 3
test2 == 1 2 3 + -  == -4