Juan Chen
7249d2f889
* fixed NoSuchMethod caused by mismatched signatures of the "invoke" method generated for lambda arguments * added test cases in invoke.kt for KFunction and anonymous functions * added a transformer to wrap the last expression in the bodies of lambdas with return
32 lines
854 B
Kotlin
Vendored
32 lines
854 B
Kotlin
Vendored
package invoke
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fun test1(predicate: (Int) -> Int, i: Int) = predicate(i)
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fun test2(predicate: (Int) -> Int, i: Int) = predicate.invoke(i)
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class Method {
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operator fun invoke(i: Int) = i
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}
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fun test3(method: Method, i: Int) = method.invoke(i)
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fun test4(method: Method, i: Int) = method(i)
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class Method2 {}
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operator fun Method2.invoke(s: String) = s
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fun test5(method2: Method2, s: String) = method2(s)
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fun box() : String {
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if (test1({ it }, 1) != 1) return "fail 1"
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if (test2({ it }, 2) != 2) return "fail 2"
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if (test3(Method(), 3) != 3) return "fail 3"
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if (test4(Method(), 4) != 4) return "fail 4"
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if (test5(Method2(), "s") != "s") return "fail 5"
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if (test1(Int::dec, 1) != 0) return "fail 6"
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if (test2(Int::dec, 1) != 0) return "fail 7"
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if (test1(fun(x: Int) = x - 1, 1) != 0) return "fail 8"
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return "OK"
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}
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