tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(9,7): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(10,11): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(11,10): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(12,10): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(13,10): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(16,2): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(17,2): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(18,2): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(19,2): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(20,2): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(23,3): error TS1109: Expression expected. tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts(23,5): error TS1109: Expression expected. ==== tests/cases/conformance/expressions/commaOperator/commaOperatorWithoutOperand.ts (12 errors) ==== var ANY: any; var BOOLEAN: boolean; var NUMBER: number; var STRING: string; var OBJECT: Object; // Expect to have compiler errors // Missing the second operand (ANY, ); ~ !!! error TS1109: Expression expected. (BOOLEAN, ); ~ !!! error TS1109: Expression expected. (NUMBER, ); ~ !!! error TS1109: Expression expected. (STRING, ); ~ !!! error TS1109: Expression expected. (OBJECT, ); ~ !!! error TS1109: Expression expected. // Missing the first operand (, ANY); ~ !!! error TS1109: Expression expected. (, BOOLEAN); ~ !!! error TS1109: Expression expected. (, NUMBER); ~ !!! error TS1109: Expression expected. (, STRING); ~ !!! error TS1109: Expression expected. (, OBJECT); ~ !!! error TS1109: Expression expected. // Missing all operands ( , ); ~ !!! error TS1109: Expression expected. ~ !!! error TS1109: Expression expected.