diff options
Diffstat (limited to 'Userland')
| -rw-r--r-- | Userland/Libraries/LibJS/Runtime/Value.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/Userland/Libraries/LibJS/Runtime/Value.cpp b/Userland/Libraries/LibJS/Runtime/Value.cpp index 45b7abad61..f477943ca7 100644 --- a/Userland/Libraries/LibJS/Runtime/Value.cpp +++ b/Userland/Libraries/LibJS/Runtime/Value.cpp @@ -1375,11 +1375,24 @@ ThrowCompletionOr<Value> bitwise_or(VM& vm, Value lhs, Value rhs) } // 13.12 Binary Bitwise Operators, https://tc39.es/ecma262/#sec-binary-bitwise-operators +// BitwiseXORExpression : BitwiseXORExpression ^ BitwiseANDExpression ThrowCompletionOr<Value> bitwise_xor(VM& vm, Value lhs, Value rhs) { + // 13.15.3 ApplyStringOrNumericBinaryOperator ( lval, opText, rval ), https://tc39.es/ecma262/#sec-applystringornumericbinaryoperator + // 1-2, 6. N/A. + + // 3. Let lnum be ? ToNumeric(lval). auto lhs_numeric = TRY(lhs.to_numeric(vm)); + + // 4. Let rnum be ? ToNumeric(rval). auto rhs_numeric = TRY(rhs.to_numeric(vm)); + + // 7. Let operation be the abstract operation associated with opText and Type(lnum) in the following table: + // [...] + // 8. Return operation(lnum, rnum). if (both_number(lhs_numeric, rhs_numeric)) { + // 6.1.6.1.18 Number::bitwiseXOR ( x, y ), https://tc39.es/ecma262/#sec-numeric-types-number-bitwiseXOR + // 1. Return NumberBitwiseOp(^, x, y). if (!lhs_numeric.is_finite_number() && !rhs_numeric.is_finite_number()) return Value(0); if (!lhs_numeric.is_finite_number()) @@ -1388,8 +1401,13 @@ ThrowCompletionOr<Value> bitwise_xor(VM& vm, Value lhs, Value rhs) return lhs_numeric; return Value(TRY(lhs_numeric.to_i32(vm)) ^ TRY(rhs_numeric.to_i32(vm))); } - if (both_bigint(lhs_numeric, rhs_numeric)) + if (both_bigint(lhs_numeric, rhs_numeric)) { + // 6.1.6.2.19 BigInt::bitwiseXOR ( x, y ), https://tc39.es/ecma262/#sec-numeric-types-bigint-bitwiseXOR + // 1. Return BigIntBitwiseOp(^, x, y). return BigInt::create(vm, lhs_numeric.as_bigint().big_integer().bitwise_xor(rhs_numeric.as_bigint().big_integer())); + } + + // 5. If Type(lnum) is different from Type(rnum), throw a TypeError exception. return vm.throw_completion<TypeError>(ErrorType::BigIntBadOperatorOtherType, "bitwise XOR"); } |