throw error if route name not found

sometimeskind · Jun 27, 2018 · 5e75398 · 5e75398
1 parent 4d4b7a8
commit 5e75398
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diff --git a/lib/am-path-helpers.js b/lib/am-path-helpers.js
@@ -41,7 +41,13 @@ export default function getPathHelpers(routesMap: { [routeName: string]: { path?
     .reduce((evaluatedPaths, routeName) => ({ ...evaluatedPaths, [routeName]: getPaths(routeName).map((path) => pathToRegexp(path)) }), {});
 
   function evalPathParams(routeName: string, path: string): ?ParamsType {
-    return pathCheckers[routeName].reduce((evaulatedParams, checker, index) => {
+    const pathChecker = pathCheckers[routeName];
+
+    if (!Array.isArray(pathChecker)) {
+      throw new Error(`${routeName} not found in routes`);
+    }
+
+    return pathChecker.reduce((evaulatedParams, checker, index) => {
       if (evaulatedParams) {
         return evaulatedParams;
       }