Extract Function: Parenthesize binary expressions if operation reference starts with a new line

idea/testData/refactoring/extractFunction/multiline/multilineBinaryExpression.kt

@@ -0,0 +1,6 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(<selection>1
+        + 2</selection>)
+}

idea/testData/refactoring/extractFunction/multiline/multilineBinaryExpression.kt.after

@@ -0,0 +1,8 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(i())
+}
+
+private fun i() = (1
+        + 2)

idea/testData/refactoring/extractFunction/multiline/multilineBinaryExpressionWithComments.kt

@@ -0,0 +1,6 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(<selection>1 // abc
+        /*def*/ + 2</selection>)
+}

idea/testData/refactoring/extractFunction/multiline/multilineBinaryExpressionWithComments.kt.after

@@ -0,0 +1,8 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(i())
+}
+
+private fun i() = (1 // abc
+        /*def*/ + 2)

idea/testData/refactoring/extractFunction/multiline/multilineNestedBinaryExpression1.kt

@@ -0,0 +1,6 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(<selection>1
+        + 2 - 3</selection>)
+}

idea/testData/refactoring/extractFunction/multiline/multilineNestedBinaryExpression1.kt.after

@@ -0,0 +1,8 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(i())
+}
+
+private fun i() = (1
+        + 2 - 3)

idea/testData/refactoring/extractFunction/multiline/multilineNestedBinaryExpression2.kt

@@ -0,0 +1,6 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(<selection>1 + 2
+        - 3</selection>)
+}

idea/testData/refactoring/extractFunction/multiline/multilineNestedBinaryExpression2.kt.after

@@ -0,0 +1,8 @@
+fun foo(i: Int) { }
+
+fun test() {
+    foo(i())
+}
+
+private fun i() = (1 + 2
+        - 3)