Svyatoslav Kuzmich
b6ad1584c9
- Use typed Wasm tables for each interface method to avoid runtime function type check - Use linear search by implemented interface rather than by individual virtual function signature
52 lines
1.0 KiB
Kotlin
Vendored
52 lines
1.0 KiB
Kotlin
Vendored
// DONT_TARGET_EXACT_BACKEND: WASM
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// WASM_MUTE_REASON: SAM_CONVERSIONS
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// !LANGUAGE: +InlineClasses
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fun <T> underlying(a: IC): T = bar(a) {
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it.value as T
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}
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fun <T> extension(a: IC): T = bar(a) {
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it.extensionValue()
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}
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fun <T> dispatch(a: IC): T = bar(a) {
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it.dispatchValue()
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}
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fun <T> normal(a: IC): T = bar(a) {
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normalValue(it)
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}
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fun interface FunIFace<T, R> {
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fun call(ic: T): R
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}
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fun <T, R> bar(value: T, f: FunIFace<T, R>): R {
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return f.call(value)
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}
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fun <T> IC.extensionValue(): T = value as T
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fun <T> normalValue(ic: IC): T = ic.value as T
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inline class IC(val value: String) {
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fun <T> dispatchValue(): T = value as T
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}
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fun box(): String {
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var res = underlying<String>(IC("O")) + "K"
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if (res != "OK") return "FAIL 1: $res"
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res = extension<String>(IC("O")) + "K"
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if (res != "OK") return "FAIL 2: $res"
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res = dispatch<String>(IC("O")) + "K"
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if (res != "OK") return "FAIL 3: $res"
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res = normal<String>(IC("O")) + "K"
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if (res != "OK") return "FAIL 3: $res"
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return "OK"
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}
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