Security upgrades

node_modules/jss/src/utils/getDynamicStyles.js

@@ -0,0 +1,24 @@
+/**
+ * Extracts a styles object with only props that contain function values.
+ */
+export default function getDynamicStyles(styles: Object): Object | null {
+  let to = null
+
+  for (const key in styles) {
+    const value = styles[key]
+    const type = typeof value
+
+    if (type === 'function') {
+      if (!to) to = {}
+      to[key] = value
+    } else if (type === 'object' && value !== null && !Array.isArray(value)) {
+      const extracted = getDynamicStyles(value)
+      if (extracted) {
+        if (!to) to = {}
+        to[key] = extracted
+      }
+    }
+  }
+
+  return to
+}