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tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(3,14): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(4,22): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(5,22): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(15,9): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(23,6): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(23,6): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(24,20): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(24,20): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(34,6): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(34,6): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(35,9): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(35,9): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(44,9): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(45,32): error TS1015: Parameter cannot have question mark and initializer.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(45,32): error TS2322: Type 'string' is not assignable to type 'number'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts(46,9): error TS1015: Parameter cannot have question mark and initializer.
==== tests/cases/conformance/types/objectTypeLiteral/callSignatures/callSignatureWithOptionalParameterAndInitializer.ts (16 errors) ====
// Optional parameters cannot also have initializer expressions, these are all errors
function foo(x?: number = 1) { }
~
!!! error TS1015: Parameter cannot have question mark and initializer.
var f = function foo(x?: number = 1) { }
~
!!! error TS1015: Parameter cannot have question mark and initializer.
var f2 = (x: number, y? = 1) => { }
~
!!! error TS1015: Parameter cannot have question mark and initializer.
foo(1);
foo();
f(1);
f();
f2(1);
f2(1, 2);
class C {
foo(x?: number = 1) { }
~
!!! error TS1015: Parameter cannot have question mark and initializer.
}
var c: C;
c.foo();
c.foo(1);
interface I {
(x? = 1);
~
!!! error TS1015: Parameter cannot have question mark and initializer.
~~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
foo(x: number, y?: number = 1);
~
!!! error TS1015: Parameter cannot have question mark and initializer.
~~~~~~~~~~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
}
var i: I;
i();
i(1);
i.foo(1);
i.foo(1, 2);
var a: {
(x?: number = 1);
~
!!! error TS1015: Parameter cannot have question mark and initializer.
~~~~~~~~~~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
foo(x? = 1);
~
!!! error TS1015: Parameter cannot have question mark and initializer.
~~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
}
a();
a(1);
a.foo();
a.foo(1);
var b = {
foo(x?: number = 1) { },
~
!!! error TS1015: Parameter cannot have question mark and initializer.
a: function foo(x: number, y?: number = '') { },
~
!!! error TS1015: Parameter cannot have question mark and initializer.
~~~~~~~~~~~~~~~
!!! error TS2322: Type 'string' is not assignable to type 'number'.
b: (x?: any = '') => { }
~
!!! error TS1015: Parameter cannot have question mark and initializer.
}
b.foo();
b.foo(1);
b.a(1);
b.a(1, 2);
b.b();
b.b(1);
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