Smart completion: "::functionName" items when value of function type is expected

idea/testData/completion/handlers/smart/FunctionReference.kt

@@ -0,0 +1,9 @@
+fun foo(p: () -> Unit){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun f(){}
+
+// ELEMENT: ::f

idea/testData/completion/handlers/smart/FunctionReference.kt.after

@@ -0,0 +1,9 @@
+fun foo(p: () -> Unit){}
+
+fun bar() {
+    foo(::f)<caret>
+}
+
+fun f(){}
+
+// ELEMENT: ::f

idea/testData/completion/smart/AnyExpected.kt

@@ -0,0 +1,9 @@
+fun foo(){}
+
+class C{}
+
+val v: Any = <caret>
+
+// ABSENT: ::foo
+// ABSENT: ::C
+// ABSENT: ::Runnable

idea/testData/completion/smart/FunctionExpected1.kt

@@ -0,0 +1,14 @@
+fun foo(p: () -> Unit){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun f1(){}
+fun f2(i: Int){}
+
+// EXIST: { lookupString:"::f1", itemText:"::f1", tailText:"", typeText:"" }
+// ABSENT: ::f2
+// ABSENT: ::Unit
+// ABSENT: ::Nothing
+// ABSENT: { lookupString:"object" }

idea/testData/completion/smart/FunctionExpected2.kt.todo

@@ -0,0 +1,10 @@
+fun foo(p: () -> Unit){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun f(){}
+fun f(i: Int){}
+
+// ABSENT: ::f

idea/testData/completion/smart/FunctionExpected3.kt

@@ -0,0 +1,11 @@
+fun foo(p: () -> Unit)){}
+fun foo(p: () -> (() -> Unit)){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun f(): () -> Unit {}
+
+// EXIST: ::f
+// EXIST: f

idea/testData/completion/smart/FunctionExpected4.kt

@@ -0,0 +1,11 @@
+fun foo(p: (() -> Unit)?){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun f1(){}
+fun f2(i: Int){}
+
+// EXIST: ::f1
+// ABSENT: ::f2

idea/testData/completion/smart/FunctionExpected5.kt

@@ -0,0 +1,9 @@
+class C(i: Int){}
+
+fun foo(p: (Int) -> C){}
+
+fun bar(){
+    foo(<caret>)
+}
+
+// EXIST: ::C

idea/testData/completion/smart/FunctionExpected6.kt

@@ -0,0 +1,7 @@
+fun foo(p: (() -> Unit) -> Runnable){}
+
+fun bar(){
+    foo(<caret>)
+}
+
+// EXIST: ::Runnable

idea/testData/completion/smart/FunctionExpected7.kt

@@ -0,0 +1,9 @@
+import java.util.Date
+
+fun foo(p: (Long) -> Date){}
+
+fun bar(){
+    foo(<caret>)
+}
+
+// ABSENT: ::Date

idea/testData/completion/smart/FunctionExpected8.kt.todo

@@ -0,0 +1,11 @@
+fun foo(p: String.() -> Unit){}
+
+fun bar() {
+    foo(<caret>)
+}
+
+fun String.f1(){}
+fun f2(){}
+
+// EXIST: ::f1
+// ABSENT: ::f2

idea/testData/completion/smart/FunctionExpected9.kt

@@ -0,0 +1,9 @@
+abstract class C(i: Int){}
+
+fun foo(p: (Int) -> C){}
+
+fun bar(){
+    foo(<caret>)
+}
+
+// ABSENT: ::C