tests/cases/compiler/ambientEnum1.ts(7,13): error TS1066: In ambient enum declarations member initializer must be constant expression.


==== tests/cases/compiler/ambientEnum1.ts (1 errors) ====
        declare enum E1 {
            y = 4.23
        }
        
        // Ambient enum with computer member
        declare enum E2 {
            x = 'foo'.length
                ~~~~~~~~~~~~
!!! error TS1066: In ambient enum declarations member initializer must be constant expression.
        }