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Deparenthesize 'null' before checking the constant expression

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This commit is contained in:
Andrey Breslav
2012-10-19 19:05:29 +04:00
parent 3861bfaaa0
commit d58038d3ef
4 changed files with 58 additions and 4 deletions
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compiler/testData/diagnostics/tests/senselessComparison/parenthesized.kt
+31
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@@ -0,0 +1,31 @@
fun testEquals(x: Int) {
if (<!SENSELESS_COMPARISON!>x == null<!>) {}
if (<!SENSELESS_COMPARISON!>x == (null)<!>) {}
if (<!SENSELESS_COMPARISON!>x == null: Nothing?<!>) {}
if (<!SENSELESS_COMPARISON!>x == null: Nothing?<!>) {}
if (<!SENSELESS_COMPARISON!>x == @foo null<!>) {}
}
fun testEqualsFlipped(x: Int) {
if (<!SENSELESS_COMPARISON!>null == x<!>) {}
if (<!SENSELESS_COMPARISON!>(null) == x<!>) {}
if (<!SENSELESS_COMPARISON!>null: Nothing? == x<!>) {}
if (<!SENSELESS_COMPARISON!>null: Nothing? == x<!>) {}
if (<!SENSELESS_COMPARISON!>@foo null == x<!>) {}
}
fun testNotEquals(x: Int) {
if (<!SENSELESS_COMPARISON!>x != null<!>) {}
if (<!SENSELESS_COMPARISON!>x != (null)<!>) {}
if (<!SENSELESS_COMPARISON!>x != null: Nothing?<!>) {}
if (<!SENSELESS_COMPARISON!>x != null: Nothing?<!>) {}
if (<!SENSELESS_COMPARISON!>x != @foo null<!>) {}
}
fun testNotEqualsFlipped(x: Int) {
if (<!SENSELESS_COMPARISON!>null != x<!>) {}
if (<!SENSELESS_COMPARISON!>(null) != x<!>) {}
if (<!SENSELESS_COMPARISON!>null: Nothing? != x<!>) {}
if (<!SENSELESS_COMPARISON!>null: Nothing? != x<!>) {}
if (<!SENSELESS_COMPARISON!>@foo null != x<!>) {}
}