tests/cases/conformance/parser/ecmascript5/Statements/parserForInStatement4.ts(1,10): error TS1189: The variable declaration of a 'for...in' statement cannot have an initializer. tests/cases/conformance/parser/ecmascript5/Statements/parserForInStatement4.ts(1,19): error TS2304: Cannot find name 'X'. ==== tests/cases/conformance/parser/ecmascript5/Statements/parserForInStatement4.ts (2 errors) ==== for (var a = 1 in X) { ~ !!! error TS1189: The variable declaration of a 'for...in' statement cannot have an initializer. ~ !!! error TS2304: Cannot find name 'X'. }