tests/cases/conformance/parser/ecmascript5/Expressions/parserUnaryExpression3.ts(1,3): error TS2356: An arithmetic operand must be of type 'any', 'number' or an enum type. ==== tests/cases/conformance/parser/ecmascript5/Expressions/parserUnaryExpression3.ts (1 errors) ==== ++[0]; ~~~ !!! error TS2356: An arithmetic operand must be of type 'any', 'number' or an enum type.