18 lines
1.2 KiB
Plaintext
18 lines
1.2 KiB
Plaintext
tests/cases/compiler/constraintsThatReferenceOtherContstraints1.ts(3,14): error TS2313: Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
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tests/cases/compiler/constraintsThatReferenceOtherContstraints1.ts(4,29): error TS2313: Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
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==== tests/cases/compiler/constraintsThatReferenceOtherContstraints1.ts (2 errors) ====
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interface Object { }
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class Foo<T, U extends T> { }
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~~~~~~~~~~~
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!!! error TS2313: Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
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class Bar<T extends Object, U extends T> {
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~~~~~~~~~~~
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!!! error TS2313: Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
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data: Foo<Object, Object>; // Error 1 Type 'Object' does not satisfy the constraint 'T' for type parameter 'U extends T'.
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}
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var x: Foo< { a: string }, { a: string; b: number }>; // Error 2 Type '{ a: string; b: number; }' does not satisfy the constraint 'T' for type
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