Initial data commit

Task/Input-loop/Wren/input-loop.wren

@@ -0,0 +1,20 @@
+import "io" for File
+
+File.open("input.txt") { |file|
+    var offset = 0
+    var line = ""
+    while(true) {
+        var b = file.readBytes(1, offset)
+        offset = offset + 1
+        if (b == "\n") {
+            // process 'line'
+            line = "" // reset line variable
+        } else if (b == "\r") { // Windows
+            // wait for following "\n"
+        } else if (b == "") { // end of stream
+            return
+        } else {
+            line = line + b
+        }
+    }
+}