Mark Punzalan
a2a4d94834
of array element (including overloaded indexed access operators, e.g., `a[b, c]++`). This prevents double-evaluation of the array and indices expressions, which may have side-effects.
40 lines
911 B
Kotlin
Vendored
40 lines
911 B
Kotlin
Vendored
var log = ""
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fun logged(value: String) =
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value.also { log += value }
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object A {
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var x = ""
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var gets = ""
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var sets = ""
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operator fun get(vararg va: String): String {
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for (s in va) {
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gets += s
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}
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log += "get;"
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return x
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}
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operator fun set(vararg va: String, value: String) {
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for (s in va) {
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sets += s
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}
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log += "set;"
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x = value
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}
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}
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operator fun String.inc() = this + logged("inc;")
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fun box(): String {
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A.x = "start;"
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val xx = A[logged("1;"), logged("2;"), logged("3;")]++
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if (xx != "start;") return "Failed xx: $xx"
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if (A.x != "start;inc;") return "Failed A.x: ${A.x}"
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if (A.gets != "1;2;3;") return "Failed A.gets: ${A.gets}"
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if (A.sets != "1;2;3;") return "Failed A.sets: ${A.sets}"
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if (log != "1;2;3;get;inc;set;") return "Failed log: $log"
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return "OK"
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}
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