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//// [callSignaturesWithParameterInitializers.ts]
// Optional parameters allow initializers only in implementation signatures
function foo(x = 1) { }
var f = function foo(x = 1) { }
var f2 = (x: number, y = 1) => { }
foo(1);
foo();
f(1);
f();
f2(1);
f2(1, 2);
class C {
foo(x = 1) { }
}
var c: C;
c.foo();
c.foo(1);
// these are errors
interface I {
(x = 1);
foo(x: number, y = 1);
}
var i: I;
i();
i(1);
i.foo(1);
i.foo(1, 2);
// these are errors
var a: {
(x = 1);
foo(x = 1);
}
a();
a(1);
a.foo();
a.foo(1);
var b = {
foo(x = 1) { },
a: function foo(x: number, y = 1) { },
b: (x = 1) => { }
}
b.foo();
b.foo(1);
b.a(1);
b.a(1, 2);
b.b();
b.b(1);
//// [callSignaturesWithParameterInitializers.js]
// Optional parameters allow initializers only in implementation signatures
function foo(x) {
if (x === void 0) { x = 1; }
}
var f = function foo(x) {
if (x === void 0) { x = 1; }
};
var f2 = function (x, y) {
if (y === void 0) { y = 1; }
};
foo(1);
foo();
f(1);
f();
f2(1);
f2(1, 2);
var C = /** @class */ (function () {
function C() {
}
C.prototype.foo = function (x) {
if (x === void 0) { x = 1; }
};
return C;
}());
var c;
c.foo();
c.foo(1);
var i;
i();
i(1);
i.foo(1);
i.foo(1, 2);
// these are errors
var a;
a();
a(1);
a.foo();
a.foo(1);
var b = {
foo: function (x) {
if (x === void 0) { x = 1; }
},
a: function foo(x, y) {
if (y === void 0) { y = 1; }
},
b: function (x) {
if (x === void 0) { x = 1; }
}
};
b.foo();
b.foo(1);
b.a(1);
b.a(1, 2);
b.b();
b.b(1);
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