65 lines
1.9 KiB
Plaintext
65 lines
1.9 KiB
Plaintext
==== tests/cases/compiler/untypedFunctionCallsWithTypeParameters1.ts (10 errors) ====
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// none of these function calls should be allowed
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var x = function () { return; };
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var r1 = x<number>();
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~~~~~~~~~~~
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!!! Supplied parameters do not match any signature of call target.
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var y: any = x;
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var r2 = y<string>();
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~~~~~~~~~~~
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!!! Untyped function calls may not accept type arguments.
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var c: Function;
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var r3 = c<number>(); // should be an error
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~~~~~~~~~~~
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!!! Untyped function calls may not accept type arguments.
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class C implements Function {
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~
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!!! Class 'C' incorrectly implements interface 'Function':
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!!! Property 'apply' is missing in type 'C'.
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prototype = null;
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length = 1;
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arguments = null;
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caller = () => { };
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}
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var c2: C;
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var r4 = c2<number>(); // should be an error
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~~~~~~~~~~~~
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!!! Cannot invoke an expression whose type lacks a call signature.
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class C2 extends Function { } // error
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~~~~~~~~
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!!! A class may only extend another class.
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var c3: C2;
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var r5 = c3<number>(); // error
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~~~~~~~~~~~~
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!!! Cannot invoke an expression whose type lacks a call signature.
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interface I {
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(number): number;
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}
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var z: I;
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var r6 = z<string>(1); // error
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~~~~~~~~~~~~
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!!! Supplied parameters do not match any signature of call target.
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interface callable2<T> {
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(a: T): T;
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}
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var c4: callable2<number>;
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c4<number>(1);
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~~~~~~~~~~~~~
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!!! Supplied parameters do not match any signature of call target.
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interface callable3<T> {
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(a: T): T;
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}
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var c5: callable3<number>;
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c5<string>(1); // error
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~~~~~~~~~~~~~
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!!! Supplied parameters do not match any signature of call target.
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