15 lines
304 B
TypeScript
15 lines
304 B
TypeScript
|
interface X { foo: string }
|
||
|
interface Y extends X { bar?: number }
|
||
|
interface Z extends X { bar: string }
|
||
|
|
||
|
var x: X;
|
||
|
var y: Y;
|
||
|
var z: Z;
|
||
|
|
||
|
// All these arrays should be X[]
|
||
|
var b1 = [x, y, z];
|
||
|
var b2 = [x, z, y];
|
||
|
var b3 = [y, x, z];
|
||
|
var b4 = [y, z, x];
|
||
|
var b5 = [z, x, y];
|
||
|
var b6 = [z, y, x];
|