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method refs: site substitution should not replace session setup (IDEA-154722)

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Anna.Kozlova
2016-04-14 12:25:30 +02:00
parent d8e15274ef
commit f64bd14441
4 changed files with 48 additions and 15 deletions
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30
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/ChainedCallsWithMethodReferenceInside.java Normal file
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import java.util.function.Function;
abstract class Result<V> {
public abstract <U> Result<U> map(Function<V, U> f);
public abstract <U> Result<U> flatMap(Function<V, Result<U>> f);
<B, C> void simplified(final Result<Function<B, C>> r, final Result<B> b1) {
Result<C> rr = r.flatMap(b1::map);
}
public static <A, B, C> Function<Result<A>, Function<Result<B>, Result<C>>> lift2(final Function<A, Function<B, C>> f) {
return a -> b -> a.map(f).flatMap(b::map);
}
public static <A, B, C> Function<Result<A>, Function<Result<B>, Result<C>>> lift2a(final Function<A, Function<B, C>> f) {
return a -> b -> a.map(f).flatMap((Function<B, Result<C>>) (f1) -> b.map<error descr="'map(java.util.function.Function<B,U>)' in 'Result' cannot be applied to '(B)'">(f1)</error>);
}
public static <A, B, C> Function<Result<A>, Function<Result<B>, Result<C>>> lift2b(final Function<A, Function<B, C>> f) {
return a -> b -> a.map(f).flatMap(f1 -> b.map(f1));
}
public static <A, B, C> Function<Result<A>, Function<Result<B>, Result<C>>> lift2c(final Function<A, Function<B, C>> f) {
return a -> b -> a.map(f).flatMap((Function<B, C> f1) -> b.map(f1));
}
}