Smart completion to ignore context after the caret

idea/testData/completion/smart/BeforeArgumentWithBinaryOperation.kt

@@ -0,0 +1,8 @@
+fun foo(s: String){ }
+
+fun bar(p1: String, p2: Int) {
+    foo(<caret>1 + 2)
+}
+
+// EXIST: p1
+// ABSENT: p2

idea/testData/completion/smart/BeforeArgumentWithBinaryOperation2.kt

@@ -0,0 +1,10 @@
+val v1: Int = 10
+val v2: String = ""
+
+fun foo(i: Int){}
+
+var call: A = foo(<caret>3 + 2)
+    set(value) {  }
+
+// EXIST: v1
+// ABSENT: v2

idea/testData/completion/smart/BeforeArgumentWithBinaryOperation3.kt

@@ -0,0 +1,8 @@
+fun foo(s: String){ }
+
+fun bar(p1: String, p2: Int) {
+    foo(<caret>x + 2)
+}
+
+// EXIST: p1
+// ABSENT: p2