tests/cases/compiler/downlevelLetConst11.ts(2,1): error TS1212: Identifier expected. 'let' is a reserved word in strict mode. tests/cases/compiler/downlevelLetConst11.ts(2,1): error TS2304: Cannot find name 'let'. ==== tests/cases/compiler/downlevelLetConst11.ts (2 errors) ==== "use strict"; let ~~~ !!! error TS1212: Identifier expected. 'let' is a reserved word in strict mode. ~~~ !!! error TS2304: Cannot find name 'let'.