?root: lines

lines: (number | operation | ratio | edo_ratio | edji_ratio)+

operation: (number | ratio) (operator ((number | ratio) | sub_operations | operation))+
ratio: (int | random_int) "/" (int | random_int)
edo_ratio: (int | random_int) "\\" (int | random_int)
edji_ratio: (int | random_int) "\\" (int | random_int) "<" (int | random_int) "/"? (int | random_int)? ">"
!operator: "+" | "-" | "*" | "%" | "&" | "|" | "<<" | ">>"
sub_operations: "(" operation ")"

// Signed number without EXP
?number: float | int | random_int | random_float
random_int: "(" int "," int ")"
random_float: "(" float "," float ")"
float: /(-?[0-9]+\.[0-9]*)|(\.[0-9]+)/
int: /[0-9]+/

%import common.WS
%ignore WS