tests/cases/conformance/parser/ecmascript5/ComputedPropertyNames/parserES5ComputedPropertyName9.ts(2,4): error TS1166: A computed property name in a class property declaration must directly refer to a built-in symbol. tests/cases/conformance/parser/ecmascript5/ComputedPropertyNames/parserES5ComputedPropertyName9.ts(2,5): error TS2304: Cannot find name 'e'. tests/cases/conformance/parser/ecmascript5/ComputedPropertyNames/parserES5ComputedPropertyName9.ts(2,9): error TS2304: Cannot find name 'Type'. ==== tests/cases/conformance/parser/ecmascript5/ComputedPropertyNames/parserES5ComputedPropertyName9.ts (3 errors) ==== class C { [e]: Type ~~~ !!! error TS1166: A computed property name in a class property declaration must directly refer to a built-in symbol. ~ !!! error TS2304: Cannot find name 'e'. ~~~~ !!! error TS2304: Cannot find name 'Type'. }