45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
//// [genericCallWithConstructorTypedArguments5.ts]
|
|
// Generic call with parameter of object type with member of function type of n args passed object whose associated member is call signature with n+1 args
|
|
|
|
function foo<T, U>(arg: { cb: new(t: T) => U }) {
|
|
return new arg.cb(null);
|
|
}
|
|
|
|
var arg: { cb: new<T>(x: T) => string };
|
|
var r = foo(arg); // {}
|
|
// more args not allowed
|
|
var arg2: { cb: new <T>(x: T, y: T) => string };
|
|
var r2 = foo(arg2); // error
|
|
var arg3: { cb: new (x: string, y: number) => string };
|
|
var r3 = foo(arg3); // error
|
|
|
|
function foo2<T, U>(arg: { cb: new(t: T, t2: T) => U }) {
|
|
return new arg.cb(null, null);
|
|
}
|
|
|
|
// fewer args ok
|
|
var r4 = foo(arg); // {}
|
|
var arg4: { cb: new (x: string) => string };
|
|
var r6 = foo(arg4); // string
|
|
var arg5: { cb: new () => string };
|
|
var r7 = foo(arg5); // string
|
|
|
|
|
|
//// [genericCallWithConstructorTypedArguments5.js]
|
|
function foo(arg) {
|
|
return new arg.cb(null);
|
|
}
|
|
var arg;
|
|
var r = foo(arg);
|
|
var arg2;
|
|
var r2 = foo(arg2);
|
|
var arg3;
|
|
var r3 = foo(arg3);
|
|
function foo2(arg) {
|
|
return new arg.cb(null, null);
|
|
}
|
|
var r4 = foo(arg);
|
|
var arg4;
|
|
var r6 = foo(arg4);
|
|
var arg5;
|
|
var r7 = foo(arg5);
|