Detection of semicolon between enum entries together with the correct delimiter quick fix for this case.

Error message reported directly on semicolon.

idea/testData/quickfix/migration/enumDelimiter/commaSemicolonDelimiter.kt

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A, B; C<caret> D,
+    fun foo() = 42
+}

idea/testData/quickfix/migration/enumDelimiter/commaSemicolonDelimiter.kt.after

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A, B, C<caret>, D;
+    fun foo() = 42
+}

idea/testData/quickfix/migration/enumDelimiter/semicolonDelimiter.kt

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A<caret>; B; C; D;
+    fun foo() = 42
+}

idea/testData/quickfix/migration/enumDelimiter/semicolonDelimiter.kt.after

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A<caret>, B, C, D;
+    fun foo() = 42
+}

idea/testData/quickfix/migration/enumDelimiter/semicolonDelimiterExceptLast.kt

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A; B; C<caret>; D
+    fun foo() = 42
+}

idea/testData/quickfix/migration/enumDelimiter/semicolonDelimiterExceptLast.kt.after

@@ -0,0 +1,6 @@
+// "Insert lacking comma(s) / semicolon(s)" "true"
+
+enum class MyEnum {
+    A, B, C<caret>, D;
+    fun foo() = 42
+}