Add support of local declarations

idea/testData/findUsages/findClassUsages/kotlinLocalClassUsages1.0.kt

@@ -0,0 +1,9 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetClass
+// OPTIONS: usages, constructorUsages
+fun foo(): Any {
+    class <caret>Bar
+
+    return Bar()
+}
+
+val x = Bar()

idea/testData/findUsages/findClassUsages/kotlinLocalClassUsages1.results.txt

@@ -0,0 +1,2 @@
+Instantiation (6: 12) return Bar()
+

idea/testData/findUsages/findClassUsages/kotlinLocalClassUsages2.0.kt

@@ -0,0 +1,13 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetClass
+// OPTIONS: usages, constructorUsages
+fun foo(): Any {
+    if (false) {
+        class <caret>Bar
+
+        return Bar()
+    }
+
+    return Bar()
+}
+
+val x = Bar()

idea/testData/findUsages/findClassUsages/kotlinLocalClassUsages2.results.txt

@@ -0,0 +1,2 @@
+Instantiation (7: 16) return Bar()
+

idea/testData/findUsages/findMethodUsages/kotlinLocalMethodUsages1.0.kt

@@ -0,0 +1,11 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetNamedFunction
+// OPTIONS: usages
+fun foo() {
+    fun <caret>bar() {
+
+    }
+
+    bar()
+}
+
+bar()

idea/testData/findUsages/findMethodUsages/kotlinLocalMethodUsages1.results.txt

@@ -0,0 +1,2 @@
+Function call (8: 5) bar()
+

idea/testData/findUsages/findMethodUsages/kotlinLocalMethodUsages2.0.kt

@@ -0,0 +1,15 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetNamedFunction
+// OPTIONS: usages
+fun foo() {
+    if (true) {
+        fun <caret>bar() {
+
+        }
+
+        bar()
+    }
+
+    bar()
+}
+
+bar()

idea/testData/findUsages/findMethodUsages/kotlinLocalMethodUsages2.results.txt

@@ -0,0 +1,2 @@
+Function call (9: 9) bar()
+

idea/testData/findUsages/findObjectUsages/kotlinLocalObjectUsages1.0.kt

@@ -0,0 +1,9 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetObjectDeclarationName
+// OPTIONS: usages
+fun foo(): Any {
+    object <caret>Bar
+
+    return Bar
+}
+
+val x = Bar

idea/testData/findUsages/findObjectUsages/kotlinLocalObjectUsages1.results.txt

@@ -0,0 +1 @@
+Value read (6: 12) return Bar

idea/testData/findUsages/findObjectUsages/kotlinLocalObjectUsages2.0.kt

@@ -0,0 +1,13 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetObjectDeclarationName
+// OPTIONS: usages
+fun foo(): Any {
+    if (true) {
+        object <caret>Bar
+
+        return Bar
+    }
+
+    return Bar
+}
+
+val x = Bar

idea/testData/findUsages/findObjectUsages/kotlinLocalObjectUsages2.results.txt

@@ -0,0 +1 @@
+Value read (7: 16) return Bar

idea/testData/findUsages/findPropertyUsages/kotlinLocalPropertyUsages1.0.kt

@@ -0,0 +1,9 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetProperty
+// OPTIONS: usages
+fun foo(): String {
+    val <caret>bar = ""
+
+    return bar
+}
+
+val x = bar

idea/testData/findUsages/findPropertyUsages/kotlinLocalPropertyUsages1.results.txt

@@ -0,0 +1 @@
+Value read (6: 12) return bar

idea/testData/findUsages/findPropertyUsages/kotlinLocalPropertyUsages2.0.kt

@@ -0,0 +1,13 @@
+// PSI_ELEMENT: org.jetbrains.jet.lang.psi.JetProperty
+// OPTIONS: usages
+fun foo(): String {
+    if (true) {
+        val <caret>bar = ""
+
+        return bar
+    }
+
+    return bar
+}
+
+val x = bar

idea/testData/findUsages/findPropertyUsages/kotlinLocalPropertyUsages2.results.txt

@@ -0,0 +1 @@
+Value read (7: 16) return bar