fix[astro]: correct endless route matching loop (#3709)

* fix: correct endless route matching loop resolve #3707 * chore: add changeset
sst · Mar 14, 2024 · 8e80d61 · 8e80d61
1 parent efd1506
commit 8e80d61
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diff --git a/.changeset/moody-pigs-bake.md b/.changeset/moody-pigs-bake.md
@@ -0,0 +1,5 @@
+---
+"sst": patch
+---
+
+Astro: fixes infinite loop during deployment caused by Astro plugins
diff --git a/packages/sst/src/constructs/util/astroRouteCompressor.ts b/packages/sst/src/constructs/util/astroRouteCompressor.ts
@@ -38,7 +38,11 @@ function buildRouteTree(routes: BuildMetaConfig["routes"], level = 0) {
     ) {
       delete routeTree.branches[key];
     } else if (branch.nodes.length > 1) {
-      routeTree.branches[key] = buildRouteTree(branch.nodes, level + 1);
+      const deduplicatedNodes = branch.nodes.filter(
+        (node, index, arr) =>
+          arr.findIndex((n) => n.pattern === node.pattern) === index
+      );
+      routeTree.branches[key] = buildRouteTree(deduplicatedNodes, level + 1);
       branch.nodes = [];
     }
   }