Use more consistent names for inheritors of BooleanIsMissing

analysis/analysis-api/testData/components/whenMissingCases/boolean_else.txt

@@ -1,2 +1,2 @@
-True - true
-False - false
+TrueIsMissing - true
+FalseIsMissing - false

analysis/analysis-api/testData/components/whenMissingCases/boolean_empty.txt

@@ -1,2 +1,2 @@
-True - true
-False - false
+TrueIsMissing - true
+FalseIsMissing - false

analysis/analysis-api/testData/components/whenMissingCases/boolean_partial.txt

@@ -1 +1 @@
-False - false
+FalseIsMissing - false

analysis/analysis-api/testData/components/whenMissingCases/nullableBoolean.txt

@@ -1,3 +1,3 @@
-True - true
-False - false
+TrueIsMissing - true
+FalseIsMissing - false
 NullIsMissing - null

analysis/analysis-api/testData/components/whenMissingCases/nullableNothing.descriptors.txt

@@ -1 +1 @@
-unknown - else
+Unknown - else

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirWhenExhaustivenessTransformer.kt

@@ -246,10 +246,10 @@ private object WhenOnBooleanExhaustivenessChecker : WhenExhaustivenessChecker()
         val flags = Flags()
         whenExpression.accept(ConditionChecker, flags)
         if (!flags.containsTrue) {
-            destination.add(WhenMissingCase.BooleanIsMissing.True)
+            destination.add(WhenMissingCase.BooleanIsMissing.TrueIsMissing)
         }
         if (!flags.containsFalse) {
-            destination.add(WhenMissingCase.BooleanIsMissing.False)
+            destination.add(WhenMissingCase.BooleanIsMissing.FalseIsMissing)
         }
     }
 

compiler/frontend.common/src/org/jetbrains/kotlin/diagnostics/WhenMissingCase.kt

@@ -32,8 +32,8 @@ sealed class WhenMissingCase {
     }
 
     sealed class BooleanIsMissing(val value: Boolean) : WhenMissingCase() {
-        object True : BooleanIsMissing(true)
-        object False : BooleanIsMissing(false)
+        object TrueIsMissing : BooleanIsMissing(true)
+        object FalseIsMissing : BooleanIsMissing(false)
 
         override val branchConditionText: String = value.toString()
     }

compiler/frontend/src/org/jetbrains/kotlin/cfg/WhenChecker.kt

@@ -18,7 +18,6 @@ package org.jetbrains.kotlin.cfg
 
 import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
-import org.jetbrains.kotlin.cfg.WhenOnEnumExhaustivenessChecker.enumEntries
 import org.jetbrains.kotlin.descriptors.ClassDescriptor
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.descriptors.Modality
@@ -117,8 +116,8 @@ private object WhenOnBooleanExhaustivenessChecker : WhenExhaustivenessChecker {
                 }
             }
         }
-        return (if (!containsTrue) listOf(WhenMissingCase.BooleanIsMissing.True) else listOf()) +
-                (if (!containsFalse) listOf(WhenMissingCase.BooleanIsMissing.False) else listOf()) +
+        return (if (!containsTrue) listOf(WhenMissingCase.BooleanIsMissing.TrueIsMissing) else listOf()) +
+                (if (!containsFalse) listOf(WhenMissingCase.BooleanIsMissing.FalseIsMissing) else listOf()) +
                 WhenOnNullableExhaustivenessChecker.getMissingCases(expression, context, nullable)
     }