tests/cases/conformance/parser/ecmascript6/Iterators/parserForOfStatement20.ts(1,10): error TS1189: The variable declaration of a 'for...in' statement cannot have an initializer. ==== tests/cases/conformance/parser/ecmascript6/Iterators/parserForOfStatement20.ts (1 errors) ==== for (var of = 0 in of) { } ~~ !!! error TS1189: The variable declaration of a 'for...in' statement cannot have an initializer.