add ?? prefix operator

2016-02-01 02:11:46 -07:00
parent b3459f64e7
commit 179443bd61
8 changed files with 29 additions and 26 deletions
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -1206,6 +1206,7 @@ static PrefixOp tok_to_prefix_op(Token *token) {
        case TokenIdMaybe: return PrefixOpMaybe;
        case TokenIdPercent: return PrefixOpError;
        case TokenIdPercentPercent: return PrefixOpUnwrapError;
+        case TokenIdDoubleQuestion: return PrefixOpUnwrapMaybe;
        case TokenIdBoolAnd: return PrefixOpAddressOf;
        default: return PrefixOpInvalid;
    }