Implement intention to add labeled return to last expression in a lambda

So #KT-20439 Fixed

idea/testData/intentions/addLabeledReturnInLambda/.intention

@@ -0,0 +1 @@
+org.jetbrains.kotlin.idea.intentions.AddLabeledReturnInLambdaIntention

idea/testData/intentions/addLabeledReturnInLambda/insideParenthesis.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo() {
+    listOf(1,2,3).find({
+        <caret>true
+    })
+}

idea/testData/intentions/addLabeledReturnInLambda/insideParenthesis.kt.after

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo() {
+    listOf(1,2,3).find({
+        return@find true
+    })
+}

idea/testData/intentions/addLabeledReturnInLambda/labeledLambda.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@label"
+
+fun foo() {
+    listOf(1,2,3).find label@{
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/labeledLambda.kt.after

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@label"
+
+fun foo() {
+    listOf(1,2,3).find label@{
+        return@label true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/loop.kt

@@ -0,0 +1,8 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+fun foo() {
+    for (i in 10..100) {
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/multipleHighOrderFun.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@bar"
+
+private fun <T> List<T>.bar(a: (T) -> Boolean, b: (T) -> Boolean) {}
+
+fun foo() {
+    listOf(1,2,3).bar({
+        true
+    }) {
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/multipleHighOrderFun.kt.after

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@bar"
+
+private fun <T> List<T>.bar(a: (T) -> Boolean, b: (T) -> Boolean) {}
+
+fun foo() {
+    listOf(1,2,3).bar({
+        true
+    }) {
+        return@bar true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/multipleHighOrderFun2.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@bar"
+
+private fun <T> List<T>.bar(a: (T) -> Boolean, b: (T) -> Boolean) {}
+
+fun foo() {
+    listOf(1,2,3).bar({
+        <caret>true
+    }) {
+        true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/multipleHighOrderFun2.kt.after

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@bar"
+
+private fun <T> List<T>.bar(a: (T) -> Boolean, b: (T) -> Boolean) {}
+
+fun foo() {
+    listOf(1,2,3).bar({
+        return@bar true
+    }) {
+        true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/normal.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo() {
+    listOf(1,2,3).find {
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/normal.kt.after

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo() {
+    listOf(1,2,3).find {
+        return@find true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/notLast.kt

@@ -0,0 +1,9 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+fun foo() {
+    listOf(1,2,3).find {
+        <caret>1
+        true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/returnStatement.kt

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo(): Int? {
+    return listOf(1,2,3).find {
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/returnStatement.kt.after

@@ -0,0 +1,8 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Add return@find"
+
+fun foo(): Int? {
+    return listOf(1,2,3).find {
+        return@find true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/unit.kt

@@ -0,0 +1,8 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+fun foo() {
+    listOf(1,2,3).forEach {
+        <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/withLabeledReturn.kt

@@ -0,0 +1,8 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+fun foo() {
+    listOf(1,2,3).find {
+        return@find <caret>true
+    }
+}

idea/testData/intentions/addLabeledReturnInLambda/withReturn.kt

@@ -0,0 +1,9 @@
+// IS_APPLICABLE: false
+// WITH_RUNTIME
+
+fun foo(): Boolean  {
+    listOf(1,2,3).find {
+        return <caret>true
+    }
+    return false
+}