FIR IDE: AddWhenRemainingBranchFix

The fix reuses logic that is already available from
FirWhenExhaustivenessTransformer to collect missing when branches. The
current logic unfortunately uses hackyAllowRunningOnEdt to shorten the
generated code.

idea/testData/quickfix/when/addRemainingBranchesBlankLine.kt

@@ -9,4 +9,3 @@ fun test(a: A) {
 
     }
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesBlankLine.kt.after

@@ -9,4 +9,3 @@ fun test(a: A) {
         is B -> TODO()
     }
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesBlankLineWithComment.kt

@@ -11,4 +11,3 @@ fun test(a: A) {
 
     }
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesBlankLineWithComment.kt.after

@@ -11,4 +11,3 @@ fun test(a: A) {
         is B -> TODO()
     }
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesBoolean.kt

@@ -3,4 +3,3 @@
 fun test(b: Boolean) = wh<caret>en(b) {
     false -> 0
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesBoolean.kt.after

@@ -4,4 +4,3 @@ fun test(b: Boolean) = when(b) {
     false -> 0
     true -> TODO()
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesEnum.kt

@@ -5,4 +5,3 @@ enum class Color { R, G, B }
 fun test(c: Color) = wh<caret>en(c) {
     Color.B -> 0xff
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesEnum.kt.after

@@ -7,4 +7,3 @@ fun test(c: Color) = when(c) {
     Color.R -> TODO()
     Color.G -> TODO()
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesEnumBackTicks.kt

@@ -8,4 +8,3 @@ enum class FooEnum {
 fun test(foo: FooEnum?) = <caret>when (foo) {
     FooEnum.A -> "A"
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesEnumBackTicks.kt.after

@@ -14,4 +14,3 @@ fun test(foo: FooEnum?) = <caret>when (foo) {
     FooEnum.`null` -> TODO()
     null -> TODO()
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesInNonDefaultPackage.kt

@@ -6,4 +6,3 @@ enum class Color { R, G, B }
 fun test(c: Color) = wh<caret>en(c) {
     Color.B -> 0xff
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesInNonDefaultPackage.kt.after

@@ -8,4 +8,3 @@ fun test(c: Color) = when(c) {
     Color.R -> TODO()
     Color.G -> TODO()
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesMissingLeftBracket.fir.kt

@@ -0,0 +1,8 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a)

idea/testData/quickfix/when/addRemainingBranchesMissingLeftBracket.fir.kt.after

@@ -0,0 +1,10 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a) {
+      is B -> TODO()
+  }

idea/testData/quickfix/when/addRemainingBranchesMissingLeftBracket.kt

@@ -0,0 +1,8 @@
+// "Add remaining branches" "false"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a)

idea/testData/quickfix/when/addRemainingBranchesMissingRightBracket.fir.kt

@@ -0,0 +1,8 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a) {

idea/testData/quickfix/when/addRemainingBranchesMissingRightBracket.fir.kt.after

@@ -0,0 +1,10 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a) {
+      is B -> TODO()
+  }

idea/testData/quickfix/when/addRemainingBranchesMissingRightBracket.kt

@@ -0,0 +1,9 @@
+// "Add remaining branches" "false"
+// ACTION: Eliminate argument of 'when'
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a) {

idea/testData/quickfix/when/addRemainingBranchesMissingRightParenthesis.fir.kt

@@ -0,0 +1,8 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a

idea/testData/quickfix/when/addRemainingBranchesMissingRightParenthesis.fir.kt.after

@@ -0,0 +1,10 @@
+// "Add remaining branches" "true"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  val i = w<caret>hen (a) {
+      is B -> TODO()
+  }

idea/testData/quickfix/when/addRemainingBranchesMissingRightParenthesis.kt

@@ -0,0 +1,8 @@
+// "Add remaining branches" "false"
+// WITH_RUNTIME
+
+sealed class A
+class B : A()
+
+fun test(a: A) {
+  <caret>when (a

idea/testData/quickfix/when/addRemainingBranchesSealed.kt

@@ -12,4 +12,3 @@ sealed class Variant {
 fun test(v: Variant?) = wh<caret>en(v) {
     Variant.Singleton -> "s"
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesSealed.kt.after

@@ -15,4 +15,3 @@ fun test(v: Variant?) = when(v) {
     is Variant.Something -> TODO()
     null -> TODO()
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesSealedBackTicks.kt

@@ -13,4 +13,3 @@ object `null`: FooSealed()
 fun test(foo: FooSealed?) = <caret>when (foo) {
     A -> "A"
 }
-/* IGNORE_FIR */

idea/testData/quickfix/when/addRemainingBranchesSealedBackTicks.kt.after

@@ -20,4 +20,3 @@ fun test(foo: FooSealed?) = <caret>when (foo) {
     is `true` -> TODO()
     null -> TODO()
 }
-/* IGNORE_FIR */