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//// [objectTypesWithOptionalProperties2.ts]
// Illegal attempts to define optional methods
var a: {
x()?: number; // error
}
interface I {
x()?: number; // error
}
class C {
x()?: number; // error
}
interface I2<T> {
x()?: T; // error
}
class C2<T> {
x()?: T; // error
}
var b = {
x()?: 1 // error
}
//// [objectTypesWithOptionalProperties2.js]
// Illegal attempts to define optional methods
var a;
var C = /** @class */ (function () {
function C() {
}
C.prototype.x = function () { };
return C;
}());
var C2 = /** @class */ (function () {
function C2() {
}
C2.prototype.x = function () { };
return C2;
}());
var b = {
x: function () { }, 1: // error
};
|
