Initial data commit

Task/Roman-numerals-Decode/JavaScript/roman-numerals-decode-4.js

@@ -0,0 +1,31 @@
+(function (lstTest) {
+
+    function romanValue(s) {
+        return s.length ? function () {
+            var parse = [].concat.apply([], glyphs.map(function (g) {
+                return 0 === s.indexOf(g) ? [trans[g], s.substr(g.length)] : [];
+            }));
+            return parse[0] + romanValue(parse[1]);
+        }() : 0;
+    }
+
+    var trans = {
+            M: 1E3,
+            CM: 900,
+            D: 500,
+            CD: 400,
+            C: 100,
+            XC: 90,
+            L: 50,
+            XL: 40,
+            X: 10,
+            IX: 9,
+            V: 5,
+            IV: 4,
+            I: 1
+        },
+        glyphs = Object.keys(trans);
+
+    return lstTest.map(romanValue);
+
+})(["MCMXC", "MDCLXVI", "MMVIII", "MMMM"]);