45 lines
2.8 KiB
Plaintext
45 lines
2.8 KiB
Plaintext
tests/cases/compiler/constraintReferencingTypeParameterFromSameTypeParameterList.ts(5,15): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts(8,17): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts(10,17): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts(13,17): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts(21,17): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts(21,28): 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/constraintReferencingTypeParameterFromSameTypeParameterList.ts (6 errors) ====
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// used to be valid, now an error to do this
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interface IComparable<T> {
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}
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function f<T, I extends IComparable<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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}
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interface I1<T, U extends I1<T, any>> { // Error, any does not satisfy the constraint I1<T, any>
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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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}
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interface I2<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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}
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interface I4<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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}
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// No error
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interface I3<T, U extends string> {
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method1<X, Y extends T>();
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}
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function foo<T, U extends <V extends T>(v: V) => void>() {
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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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~~~~~~~~~~~
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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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}
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