sometimes it not permitted to redeclare variable in nested scope (KT-527)

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowParameterInFunctionBody.jet

@@ -0,0 +1,5 @@
+
+fun f(p: Int): Int {
+    val <!NAME_SHADOWING!>p<!> = 2
+    return p
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowParameterInNestedBlockInFor.jet

@@ -0,0 +1,7 @@
+fun f(i: Int) {
+    for (j in 1..100) {
+        {
+            var <!NAME_SHADOWING!>i<!> = 12
+        }
+    }
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowPropertyInClosure.jet

@@ -0,0 +1,3 @@
+val i = 17
+
+val f = { (): Int => var i = 17; i }

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowPropertyInFor.jet

@@ -0,0 +1,11 @@
+class RedefinePropertyInFor() {
+
+    var i = 1
+    
+    fun ff() {
+        for (i in 0..10) {
+        }
+    }
+
+}
+

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowPropertyInFunction.jet

@@ -0,0 +1,10 @@
+class RedefinePropertyInFunction() {
+
+    var i = 17
+    
+    fun f(): Int {
+        var i = 18
+        return i
+    }
+
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowVariableInFor.jet

@@ -0,0 +1,6 @@
+fun ff(): Int {
+    var i = 1
+    for (<!NAME_SHADOWING!>i<!> in 0..10) {
+    }
+    return i
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowVariableInNestedBlock.jet

@@ -0,0 +1,7 @@
+fun ff(): Int {
+    var i = 1
+    {
+        val <!NAME_SHADOWING!>i<!> = 2
+    }
+    return i
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowVariableInNestedClosure.jet

@@ -0,0 +1,5 @@
+fun f(): Int {
+    var i = 17
+    { (): Unit => var <!NAME_SHADOWING!>i<!> = 18 }
+    return i
+}

compiler/testData/checkerWithErrorTypes/quick/shadowing/ShadowVariableInNestedClosureParam.jet

@@ -0,0 +1,5 @@
+fun ff(): Int {
+    var i = 1
+    { (i: Int) => i }
+    return i
+}