tests/cases/conformance/parser/ecmascript5/ErrorRecovery/ArrowFunctions/ArrowFunction1.ts(1,13): error TS1110: Type expected. ==== tests/cases/conformance/parser/ecmascript5/ErrorRecovery/ArrowFunctions/ArrowFunction1.ts (1 errors) ==== var v = (a: ) => { ~ !!! error TS1110: Type expected. };