Data update

Task/Validate-International-Securities-Identification-Number/Langur/validate-international-securities-identification-number.langur

@@ -1,15 +1,19 @@
-val .luhntest = f(.s) {
+val .luhntest = fn(.s) {
     val .t = [0, 2, 4, 6, 8, 1, 3, 5, 7, 9]
     val .numbers = s2n .s
     val .oddeven = len(.numbers) rem 2
 
     for[=0] .i of .numbers {
-        _for += if(.i rem 2 == .oddeven: .numbers[.i]; .t[.numbers[.i]+1])
+        _for += if .i rem 2 == .oddeven {
+        	.numbers[.i]
+        } else {
+        	.t[.numbers[.i]+1]
+        }
     } div 10
 }
 
-val .isintest = f(.s) {
-    matching(re/^[A-Z][A-Z][0-9A-Z]{9}[0-9]$/, .s) and
+val .isintest = fn(.s) {
+    .s -> re/^[A-Z][A-Z][0-9A-Z]{9}[0-9]$/ and
         .luhntest(join s2n .s)
 }