Quick fix to replace sure() calls with !!

idea/testData/quickfix/migration/afterBareSure.kt

@@ -0,0 +1,6 @@
+// "Replace sure() calls by !! in project" "false"
+// ERROR: Unresolved reference: sure
+
+fun test() {
+    sure()
+}

idea/testData/quickfix/migration/afterSure.kt

@@ -0,0 +1,38 @@
+// "Replace sure() calls by !! in project" "true"
+
+package p
+
+fun println(a: Any) = a
+
+fun int(): Int? = 1
+
+fun test1(a: Int?) {
+    println(a!! + 1)
+    println(a!! + 1)
+    println((a)!! + 1)
+    println(int()!! + 1)
+    println(p.int()!! + 1)
+    println(if (true) {
+        null
+    } else {
+        2
+    }!! + 1)
+    println(((2 + 1): Int?)!! + 1)
+    sure()
+    p.sure()
+}
+
+fun sure() {}
+
+
+class A {
+
+    fun Int?.sure(x : Int) = x
+    fun String?.sure<T, R>() {}
+
+    fun test(x: Int?) {
+        x.sure(1)
+        "".sure<Int, Int>()
+    }
+}
+

idea/testData/quickfix/migration/beforeBareSure.kt

@@ -0,0 +1,6 @@
+// "Replace sure() calls by !! in project" "false"
+// ERROR: Unresolved reference: sure
+
+fun test() {
+    <caret>sure()
+}

idea/testData/quickfix/migration/beforeSure.kt

@@ -0,0 +1,38 @@
+// "Replace sure() calls by !! in project" "true"
+
+package p
+
+fun println(a: Any) = a
+
+fun int(): Int? = 1
+
+fun test1(a: Int?) {
+    println(a.<caret>sure() + 1)
+    println(a.sure<Int>() + 1)
+    println((a).sure<Int>() + 1)
+    println(int().sure<Int>() + 1)
+    println(p.int().sure<Int>() + 1)
+    println(if (true) {
+        null
+    } else {
+        2
+    }.sure<Int>() + 1)
+    println(((2 + 1): Int?).sure<Int>() + 1)
+    sure()
+    p.sure()
+}
+
+fun sure() {}
+
+
+class A {
+
+    fun Int?.sure(x : Int) = x
+    fun String?.sure<T, R>() {}
+
+    fun test(x: Int?) {
+        x.sure(1)
+        "".sure<Int, Int>()
+    }
+}
+