Implement split/join property declaration

idea/testData/codeInsight/codeTransformations/declarations/join/longInit.kt

@@ -0,0 +1,7 @@
+fun foo(n: Int) {
+    <caret>val x: String
+    x = if (n > 0)
+        "> 0"
+    else
+        "<= 0"
+}

idea/testData/codeInsight/codeTransformations/declarations/join/longInit.kt.after

@@ -0,0 +1,6 @@
+fun foo(n: Int) {
+    <caret>val x: String = if (n > 0)
+        "> 0"
+    else
+        "<= 0"
+}

idea/testData/codeInsight/codeTransformations/declarations/join/longInit2.kt

@@ -0,0 +1,7 @@
+fun foo(n: Int) {
+    val x: String<caret>
+    x = if (n > 0)
+        "> 0"
+    else
+        "<= 0"
+}

idea/testData/codeInsight/codeTransformations/declarations/join/longInit2.kt.after

@@ -0,0 +1,6 @@
+fun foo(n: Int) {
+    <caret>val x: String = if (n > 0)
+        "> 0"
+    else
+        "<= 0"
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInit.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val x: String
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInit.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInit2.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    val x: String<caret>
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInit2.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val x: String
+    `x` = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks2.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val `x`: String
+    `x` = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks2.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val `x`: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks3.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val `x`: String
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithBackticks3.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val `x`: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithComments.kt

@@ -0,0 +1,6 @@
+fun foo(n: Int) {
+    // foo3
+    <caret>val /* foo */ x: String // foo2
+    x = /* bar2 */ "" // bar3
+    /* baz */
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithComments.kt.after

@@ -0,0 +1,5 @@
+fun foo(n: Int) {
+    // foo3
+    <caret>val x: String = "" // bar3
+    /* baz */
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithComments2.kt

@@ -0,0 +1,6 @@
+fun foo(n: Int) {
+    // foo3
+    val /* foo */ x: String // foo2<caret>
+    x = /* bar2 */ "" // bar3
+    /* baz */
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithComments2.kt.after

@@ -0,0 +1,5 @@
+fun foo(n: Int) {
+    // foo3
+    <caret>val x: String = "" // bar3
+    /* baz */
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val x: String; ;
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons2.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    val x: String; <caret>;
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons2.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons3.kt

@@ -0,0 +1,5 @@
+fun foo(n: Int) {
+    val x: String;
+    ;<caret>
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithSemicolons3.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: String = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithType.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    <caret>val x: jet.String?
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithType.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: jet.String? = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithType2.kt

@@ -0,0 +1,4 @@
+fun foo(n: Int) {
+    val x: jet.String?<caret>
+    x = ""
+}

idea/testData/codeInsight/codeTransformations/declarations/join/simpleInitWithType2.kt.after

@@ -0,0 +1,3 @@
+fun foo(n: Int) {
+    <caret>val x: jet.String? = ""
+}