Merge pull request #291 from jedd-ahyoung/viewport-friendly-error

fix(router): log helpful error on missing viewport
aurelia · Feb 13, 2016 · 31fd5a0 · 31fd5a0
2 parents 28ac295 + 224f5ac
commit 31fd5a0
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/navigation-plan.js b/src/navigation-plan.js
@@ -41,6 +41,9 @@ export function _buildNavigationPlan(instruction: NavigationInstruction, forceLi
     for (let viewPortName in prev.viewPortInstructions) {
       let prevViewPortInstruction = prev.viewPortInstructions[viewPortName];
       let nextViewPortConfig = config.viewPorts[viewPortName];
+
+      if (!nextViewPortConfig) throw new Error(`Invalid Route Config: Configuration for viewPort "${viewPortName}" was not found for route: "${instruction.config.route}."`);
+
       let viewPortPlan = plan[viewPortName] = {
         name: viewPortName,
         config: nextViewPortConfig,