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don't report USELESS_CAST in case of casting to superype using 'as'

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This commit is contained in:
Dmitry Jemerov
2015-04-24 16:18:54 +02:00
parent f374eec8f1
commit 8258d72e23
4 changed files with 37 additions and 8 deletions
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compiler/testData/diagnostics/tests/Casts.kt
+7 -2
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@@ -9,10 +9,15 @@ fun test() : Unit {
checkSubtype<Int>(x as Int)
checkSubtype<Int>(y <!USELESS_CAST!>as Int<!>)
checkSubtype<Int?>(x <!USELESS_CAST!>as Int?<!>)
checkSubtype<Int?>(y <!USELESS_CAST!>as Int?<!>)
checkSubtype<Int?>(y as Int?)
checkSubtype<Int?>(x <!USELESS_CAST!>as? Int<!>)
checkSubtype<Int?>(y <!USELESS_CAST!>as? Int<!>)
checkSubtype<Int?>(x <!USELESS_CAST!>as? Int?<!>)
checkSubtype<Int?>(y <!USELESS_CAST!>as? Int?<!>)
checkSubtype<Int?>(y as? Int?)
val <!UNUSED_VARIABLE!>s<!> = "" <!USELESS_CAST!>as Any<!>
("" as String?)?.length()
(@data("" as String?))?.length()
([data]( "" as String?))?.length()
Unit
}