Michael Nedzelsky
21 lines
390 B
Kotlin
21 lines
390 B
Kotlin
package foo
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trait Base {
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abstract fun foo(x: String): String
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}
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class BaseImpl(val s: String) : Base {
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override fun foo(x: String): String = "Base: ${s}:${x}"
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}
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fun newBase(s: String): Base = BaseImpl(s)
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class Derived() : Base by newBase("test")
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fun box(): String {
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assertEquals("Base: test:!!", Derived().foo("!!"), "delegation by function expression")
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return "OK"
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}
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