For-loop range expression (collection) can not be null

2012-08-24 15:36:55 +04:00
parent b315bee7b2
commit 66faa0c03a
24 changed files with 39 additions and 60 deletions
@@ -12,10 +12,5 @@ fun box() : String {
    System.out?.println(sum)
    if(sum != 10) return "b failed"

-    val d : Array<Int?>? = null
-    for (el in d) {
-        sum = sum + (el ?: 7)
-    }
-
    return "OK"
 }
@@ -10,10 +10,5 @@ fun box() : String {
    }
    if(sum != 10) return "a failed"

-    val b : IntArray? = null
-    for (el in b) {
-        sum = sum + el
-    }
-
    return "OK"
 }
@@ -2,7 +2,7 @@ abstract class ClassValAbstract {
    abstract var a: Int

    class object {
-        val methods = (this as java.lang.Object).getClass()?.getClassLoader()?.loadClass("ClassValAbstract")?.getMethods()
+        val methods = (this as java.lang.Object).getClass()?.getClassLoader()?.loadClass("ClassValAbstract")?.getMethods()!!
    }
 }

@@ -11,7 +11,7 @@ class Test() {

 fun box(): String {
    val test = Test()
-    for (method in javaClass<Test>().getMethods()) {
+    for (method in javaClass<Test>().getMethods()!!) {
        val anns = method?.getAnnotations() as Array<Annotation>
        if (!anns.isEmpty()) {
            for (ann in anns) {
@@ -17,7 +17,7 @@ fun <T> fff(x: T) : T { return x }

 fun <T> id(value: T): T = value

-fun foreach(array: Array<Int>?, action: (Int)-> Unit) {
+fun foreach(array: Array<Int>, action: (Int)-> Unit) {
    for (el in array) {
       action(el) //exception through compilation (see below)
    }
@@ -5,7 +5,7 @@ fun Int.plus(a: Int?) = this + a.sure()

 public open class PerfectNumberFinder() {
        open public fun isPerfect(number : Int) : Boolean {
-            var factors : List<Int?>? = ArrayList<Int?>()
+            var factors : List<Int?> = ArrayList<Int?>()
            factors?.add(1)
            factors?.add(number)
            for (i in 2..(Math.sqrt((number).toDouble()) - 1).toInt())