Support multiple value per key

lib/index.js

@@ -64,7 +64,7 @@ internals.evaluatePolicy = (item, dataRetriever, callback) => {
  * Evaluate a single rule.
  *
  * {
- *    'target': ['any-of', item1, ..., itemN],
+ *    'target': [...],
  *    'effect': PERMIT, DENY
  * }
  **/
@@ -133,8 +133,8 @@ internals.evaluateTarget = (target, dataRetriever, callback) => {
     }
 
     for (const index in target) {
-        let fullyMatches = true;
         const element = target[index];
+        let fullyMatches = true;
 
         for (const key in element) {
             const value = dataRetriever.get(key);
@@ -157,19 +157,31 @@ internals.evaluateTarget = (target, dataRetriever, callback) => {
     return callback(null, false);
 };
 
+/**
+ * If target has more than one value, all of them should match
+ **/
 internals._targetApplies = (target, value) => {
 
     if (target === value) {
         return true;
     }
 
-    if (value instanceof Array) {
-        if (value.indexOf(target) !== -1) {
-            return true;
+    if (!(value instanceof Array)) {
+        value = [value];
+    }
+
+    if (!(target instanceof Array)) {
+        target = [target];
+    }
+
+    for (const index in target) {
+        if (value.indexOf(target[index]) === -1) {
+            // At least one doesn't match
+            return false;
         }
     }
 
-    return false;
+    return true;
 };
 
 /**