Merge pull request #23 from step-security/npm-audit-fix

fix: Security updates

Author: Raj-StepSecurity

dist/index.js

@@ -12815,6 +12815,22 @@ function charFromCodepoint(c) {
   );
 }
 
+// set a property of a literal object, while protecting against prototype pollution,
+// see https://github.com/nodeca/js-yaml/issues/164 for more details
+function setProperty(object, key, value) {
+  // used for this specific key only because Object.defineProperty is slow
+  if (key === '__proto__') {
+    Object.defineProperty(object, key, {
+      configurable: true,
+      enumerable: true,
+      writable: true,
+      value: value
+    });
+  } else {
+    object[key] = value;
+  }
+}
+
 var simpleEscapeCheck = new Array(256); // integer, for fast access
 var simpleEscapeMap = new Array(256);
 for (var i = 0; i < 256; i++) {
@@ -12972,7 +12988,7 @@ function mergeMappings(state, destination, source, overridableKeys) {
     key = sourceKeys[index];
 
     if (!_hasOwnProperty.call(destination, key)) {
-      destination[key] = source[key];
+      setProperty(destination, key, source[key]);
       overridableKeys[key] = true;
     }
   }
@@ -13028,7 +13044,7 @@ function storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valu
       state.position = startPos || state.position;
       throwError(state, 'duplicated mapping key');
     }
-    _result[keyNode] = valueNode;
+    setProperty(_result, keyNode, valueNode);
     delete overridableKeys[keyNode];
   }