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intersection of empty types is widest possible type (Any?)

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Stepan Koltsov
2012-04-28 17:43:52 +04:00
parent f076ff027d
commit 0073959224
1 changed files with 3 additions and 1 deletions
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compiler/frontend/src/org/jetbrains/jet/lang/types/TypeUtils.java
+3 -1
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@@ -140,7 +140,9 @@ public class TypeUtils {
@Nullable @Nullable
public static JetType intersect(@NotNull JetTypeChecker typeChecker, @NotNull Set<JetType> types) { public static JetType intersect(@NotNull JetTypeChecker typeChecker, @NotNull Set<JetType> types) {
assert !types.isEmpty(); if (types.isEmpty()) {
return JetStandardClasses.getNullableAnyType();
}
if (types.size() == 1) { if (types.size() == 1) {
return types.iterator().next(); return types.iterator().next();