| 8 | import unluac.decompile.target.Target; |
| 9 | |
| 10 | abstract public class Expression { |
| 11 | |
| 12 | public static final int PRECEDENCE_OR = 1; |
| 13 | public static final int PRECEDENCE_AND = 2; |
| 14 | public static final int PRECEDENCE_COMPARE = 3; |
| 15 | public static final int PRECEDENCE_BOR = 4; |
| 16 | public static final int PRECEDENCE_BXOR = 5; |
| 17 | public static final int PRECEDENCE_BAND = 6; |
| 18 | public static final int PRECEDENCE_SHIFT = 7; |
| 19 | public static final int PRECEDENCE_CONCAT = 8; |
| 20 | public static final int PRECEDENCE_ADD = 9; |
| 21 | public static final int PRECEDENCE_MUL = 10; |
| 22 | public static final int PRECEDENCE_UNARY = 11; |
| 23 | public static final int PRECEDENCE_POW = 12; |
| 24 | public static final int PRECEDENCE_ATOMIC = 13; |
| 25 | |
| 26 | public static final int ASSOCIATIVITY_NONE = 0; |
| 27 | public static final int ASSOCIATIVITY_LEFT = 1; |
| 28 | public static final int ASSOCIATIVITY_RIGHT = 2; |
| 29 | |
| 30 | static public enum BinaryOperation { |
| 31 | CONCAT("..", PRECEDENCE_CONCAT, ASSOCIATIVITY_RIGHT), |
| 32 | ADD("+", PRECEDENCE_ADD, ASSOCIATIVITY_LEFT), |
| 33 | SUB("-", PRECEDENCE_ADD, ASSOCIATIVITY_LEFT), |
| 34 | MUL("*", PRECEDENCE_MUL, ASSOCIATIVITY_LEFT), |
| 35 | DIV("/", PRECEDENCE_MUL, ASSOCIATIVITY_LEFT), |
| 36 | IDIV("//", PRECEDENCE_MUL, ASSOCIATIVITY_LEFT), |
| 37 | MOD("%", PRECEDENCE_MUL, ASSOCIATIVITY_LEFT), |
| 38 | POW("^", PRECEDENCE_POW, ASSOCIATIVITY_RIGHT), |
| 39 | BAND("&", PRECEDENCE_BAND, ASSOCIATIVITY_LEFT), |
| 40 | BOR("|", PRECEDENCE_BOR, ASSOCIATIVITY_LEFT), |
| 41 | BXOR("~", PRECEDENCE_BXOR, ASSOCIATIVITY_LEFT), |
| 42 | SHL("<<", PRECEDENCE_SHIFT, ASSOCIATIVITY_LEFT), |
| 43 | SHR(">>", PRECEDENCE_SHIFT, ASSOCIATIVITY_LEFT), |
| 44 | OR("or", PRECEDENCE_OR, ASSOCIATIVITY_NONE), |
| 45 | AND("and", PRECEDENCE_AND, ASSOCIATIVITY_NONE), |
| 46 | ; |
| 47 | |
| 48 | public final String op; |
| 49 | public final int precedence; |
| 50 | public final int associativity; |
| 51 | |
| 52 | private BinaryOperation(String op, int precedence, int associativity) { |
| 53 | this.op = op; |
| 54 | this.precedence = precedence; |
| 55 | this.associativity = associativity; |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | static public enum UnaryOperation { |
| 60 | UNM("-"), |
| 61 | NOT("not "), |
| 62 | LEN("#"), |
| 63 | BNOT("~"), |
| 64 | ; |
| 65 | |
| 66 | public final String op; |
| 67 |
nothing calls this directly
no outgoing calls
no test coverage detected