20 lines
No EOL
759 B
Text
20 lines
No EOL
759 B
Text
==== tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts (3 errors) ====
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class Base { foo() { } }
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class Derived1 extends Base { bar() { } }
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class Derived2 extends Base { baz() { } }
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class Derived3 extends Base { biz() { } }
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function foo(name: "SPAN"): Derived1;
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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function foo(name: "DIV"): Derived2 {
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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return null;
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~~~~~~~~~~~~~~~~
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}
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~
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!!! A signature with an implementation cannot use a string literal type.
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foo("HI");
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~~~~
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!!! Argument type 'string' is not assignable to parameter type '"SPAN"'. |