Victor Petukhov
66 lines
3.3 KiB
Kotlin
Vendored
66 lines
3.3 KiB
Kotlin
Vendored
package Jet87
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open class A() {
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fun foo() : Int = 1
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}
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interface B {
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fun bar() : Double = 1.0;
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}
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class C() : A(), B
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class D() {
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companion object : A(), B {}
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}
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class Test1<T>()
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where
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T : A,
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T : B,
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<error descr="[NAME_IN_CONSTRAINT_IS_NOT_A_TYPE_PARAMETER] B does not refer to a type parameter of Test1">B</error> : T // error
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{
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fun test(t : T) {
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<error descr="[TYPE_PARAMETER_ON_LHS_OF_DOT] Type parameter 'T' cannot have or inherit a companion object, so it cannot be on the left hand side of dot">T</error>.<error descr="[UNRESOLVED_REFERENCE] Unresolved reference: foo">foo</error>()
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<error descr="[TYPE_PARAMETER_ON_LHS_OF_DOT] Type parameter 'T' cannot have or inherit a companion object, so it cannot be on the left hand side of dot">T</error>.<error descr="[UNRESOLVED_REFERENCE] Unresolved reference: bar">bar</error>()
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t.foo()
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t.bar()
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}
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}
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fun test() {
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Test1<<error descr="[UPPER_BOUND_VIOLATED] Type argument is not within its bounds: should be subtype of 'A'">B</error>>()
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Test1<<error descr="[UPPER_BOUND_VIOLATED] Type argument is not within its bounds: should be subtype of 'B'">A</error>>()
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Test1<C>()
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}
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class Foo() {}
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class Bar<T : <warning descr="[FINAL_UPPER_BOUND] 'Foo' is a final type, and thus a value of the type parameter is predetermined">Foo</warning>>
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class Buzz<T> where T : <warning descr="[FINAL_UPPER_BOUND] 'Bar<Int>' is a final type, and thus a value of the type parameter is predetermined">Bar<<error descr="[UPPER_BOUND_VIOLATED] Type argument is not within its bounds: should be subtype of 'Foo'">Int</error>></warning>, T : <error descr="[UNRESOLVED_REFERENCE] Unresolved reference: nioho">nioho</error>
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class X<T : <warning descr="[FINAL_UPPER_BOUND] 'Foo' is a final type, and thus a value of the type parameter is predetermined">Foo</warning>>
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class Y<<error descr="[CONFLICTING_UPPER_BOUNDS] Upper bounds of T have empty intersection">T</error>> where T : <warning descr="[FINAL_UPPER_BOUND] 'Foo' is a final type, and thus a value of the type parameter is predetermined">Foo</warning>, T : <error descr="[ONLY_ONE_CLASS_BOUND_ALLOWED] Only one of the upper bounds can be a class">Bar<Foo></error>
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fun <T> test2(t : T)
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where
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T : A,
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T : B,
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<error descr="[NAME_IN_CONSTRAINT_IS_NOT_A_TYPE_PARAMETER] B does not refer to a type parameter of test2">B</error> : T
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{
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<error descr="[TYPE_PARAMETER_ON_LHS_OF_DOT] Type parameter 'T' cannot have or inherit a companion object, so it cannot be on the left hand side of dot">T</error>.<error descr="[UNRESOLVED_REFERENCE] Unresolved reference: foo">foo</error>()
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<error descr="[TYPE_PARAMETER_ON_LHS_OF_DOT] Type parameter 'T' cannot have or inherit a companion object, so it cannot be on the left hand side of dot">T</error>.<error descr="[UNRESOLVED_REFERENCE] Unresolved reference: bar">bar</error>()
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t.foo()
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t.bar()
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}
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val t1 = test2<<error descr="[UPPER_BOUND_VIOLATED] Type argument is not within its bounds: should be subtype of 'B'">A</error>>(<error descr="[TYPE_MISMATCH] Type mismatch: inferred type is A but B was expected">A()</error>)
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val t2 = test2<<error descr="[UPPER_BOUND_VIOLATED] Type argument is not within its bounds: should be subtype of 'A'">B</error>>(C())
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val t3 = test2<C>(C())
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val <T, B: T> Pair<T, B>.x : Int get() = 0
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class Pair<A, B>()
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