parse_rule Function

function parse_rule(s) result(r)

Arguments

Type IntentOptional Attributes Name
character(len=*), intent(in) :: s

Return Value type(rule)


Calls

proc~~parse_rule~~CallsGraph proc~parse_rule problem_19::parse_rule interface~split aoc_utilities::split proc~parse_rule->interface~split proc~split1 aoc_utilities::split1 interface~split->proc~split1 proc~split2 aoc_utilities::split2 interface~split->proc~split2 proc~expand_vector aoc_utilities::expand_vector proc~split1->proc~expand_vector proc~split2->proc~split1

Called by

proc~~parse_rule~~CalledByGraph proc~parse_rule problem_19::parse_rule program~problem_19 problem_19 program~problem_19->proc~parse_rule

Source Code

        function parse_rule(s) result(r)
            character(len=*),intent(in) :: s
            type(rule) :: r

            type(string),dimension(:),allocatable :: v
            character(len=*),parameter :: xmas = 'xmas' ! 1,2,3,4

            if (s=='A') then
                r%accept = .true.
            else if (s=='R') then
                r%reject = .true.
            else
                if (index(s,'>')>0) then
                    v = split(s(3:), ':') ! example: a<2006:qkq
                    r%operator_arg = index(xmas,s(1:1))
                    r%operator = 2
                    r%operator_val = int(v(1)%str)
                    r%goto = v(2)%str ! can be a workflow or A or R
                else if (index(s,'<')>0) then
                    v = split(s(3:), ':')
                    r%operator_arg = index(xmas,s(1:1))
                    r%operator = 1
                    r%operator_val = int(v(1)%str)
                    r%goto = v(2)%str ! can be a workflow or A or R
                else
                    r%goto = s  ! it's a workflow name
                end if
            end if
        end function parse_rule