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Since we're not yet sure of the design of Experimental/UseExperimental, we're making them "experimental" themselves in some sense, in that the user is required to provide the magic argument "-Xuse-experimental=kotlin.Experimental" to be allowed to use either Experimental or UseExperimental. This is more convenient than the previous approach of "-language-version 1.3 -Xskip-metadata-version-check" because it's simpler and does not cause pre-release binaries to be produced
27 lines
361 B
Kotlin
Vendored
27 lines
361 B
Kotlin
Vendored
// !USE_EXPERIMENTAL: kotlin.Experimental
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// FILE: api.kt
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package api
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@Experimental
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annotation class E
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open class Base {
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@E
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open fun foo() {}
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}
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// FILE: usage.kt
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package usage
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import api.*
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class Derived : Base() {
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override fun <!EXPERIMENTAL_OVERRIDE_ERROR!>foo<!>() {}
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}
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fun test(b: Base) {
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b.<!EXPERIMENTAL_API_USAGE_ERROR!>foo<!>()
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}
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