37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
==== tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts (11 errors) ====
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// classes cannot extend primitives
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class C extends number { }
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~~~~~~
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!!! Cannot find name 'number'.
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class C2 extends string { }
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~~~~~~
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!!! Cannot find name 'string'.
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class C3 extends boolean { }
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~~~~~~~
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!!! Cannot find name 'boolean'.
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class C4 extends Void { }
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~~~~
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!!! Cannot find name 'Void'.
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class C4a extends void {}
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~~~~
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!!! Identifier expected.
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class C5 extends Null { }
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~~~~
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!!! Cannot find name 'Null'.
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class C5a extends null { }
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~~~~
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!!! Identifier expected.
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~
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!!! ';' expected.
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class C6 extends undefined { }
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~~~~~~~~~
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!!! Cannot find name 'undefined'.
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class C7 extends Undefined { }
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~~~~~~~~~
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!!! Cannot find name 'Undefined'.
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enum E { A }
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class C8 extends E { }
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~
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!!! A class may only extend another class. |