Experimental fixes: introduce "add -Xuse-experimental" (KT-22760)

idea/testData/quickfix/experimental/basicFunctionNotApplicable.kt

@@ -3,6 +3,7 @@
 // WITH_RUNTIME
 // ACTION: Add '@MyExperimentalAPI' annotation to containing class 'Bar'
 // ACTION: Add '@UseExperimental(MyExperimentalAPI::class)' annotation to 'bar'
+// ACTION: Add '-Xuse-experimental=MyExperimentalAPI' to module light_idea_test_case compiler arguments
 // ERROR: This declaration is experimental and its usage must be marked with '@MyExperimentalAPI' or '@UseExperimental(MyExperimentalAPI::class)'
 // ERROR: This declaration is experimental and its usage must be marked with '@MyExperimentalAPI' or '@UseExperimental(MyExperimentalAPI::class)'
 

idea/testData/quickfix/experimental/basicModule.kt

@@ -0,0 +1,21 @@
+// "Add '-Xuse-experimental=test.MyExperimentalAPI' to module light_idea_test_case compiler arguments" "true"
+// COMPILER_ARGUMENTS: -Xuse-experimental=kotlin.Experimental
+// COMPILER_ARGUMENTS_AFTER: -Xuse-experimental=kotlin.Experimental -Xuse-experimental=test.MyExperimentalAPI
+// DISABLE-ERRORS
+// WITH_RUNTIME
+
+package test
+
+@Experimental
+annotation class MyExperimentalAPI
+
+@MyExperimentalAPI
+class Some {
+    fun foo() {}
+}
+
+class Bar {
+    fun bar() {
+        Some().foo<caret>()
+    }
+}

idea/testData/quickfix/experimental/basicModule.kt.after

@@ -0,0 +1,21 @@
+// "Add '-Xuse-experimental=test.MyExperimentalAPI' to module light_idea_test_case compiler arguments" "true"
+// COMPILER_ARGUMENTS: -Xuse-experimental=kotlin.Experimental
+// COMPILER_ARGUMENTS_AFTER: -Xuse-experimental=kotlin.Experimental -Xuse-experimental=test.MyExperimentalAPI
+// DISABLE-ERRORS
+// WITH_RUNTIME
+
+package test
+
+@Experimental
+annotation class MyExperimentalAPI
+
+@MyExperimentalAPI
+class Some {
+    fun foo() {}
+}
+
+class Bar {
+    fun bar() {
+        Some().foo()
+    }
+}

idea/testData/quickfix/experimental/nestedClasses.kt

@@ -4,6 +4,7 @@
 // ACTION: Add '@MyExperimentalAPI' annotation to 'bar'
 // ACTION: Add '@MyExperimentalAPI' annotation to containing class 'Inner'
 // ACTION: Add '@UseExperimental(MyExperimentalAPI::class)' annotation to 'bar'
+// ACTION: Add '-Xuse-experimental=MyExperimentalAPI' to module light_idea_test_case compiler arguments
 // ERROR: This declaration is experimental and its usage must be marked with '@MyExperimentalAPI' or '@UseExperimental(MyExperimentalAPI::class)'
 
 @Experimental

idea/testData/quickfix/experimental/override.kt

@@ -4,6 +4,7 @@
 // ACTION: Add '@MyExperimentalAPI' annotation to 'foo'
 // ACTION: Add '@UseExperimental(MyExperimentalAPI::class)' annotation to 'foo'
 // ACTION: Add '@UseExperimental(MyExperimentalAPI::class)' annotation to containing class 'Derived'
+// ACTION: Add '-Xuse-experimental=MyExperimentalAPI' to module light_idea_test_case compiler arguments
 // ERROR: This declaration overrides experimental member of supertype 'Base' and must be annotated with '@MyExperimentalAPI'
 
 @Experimental