fix(assets): Prevent concurrency from being set to 0 (#9460)

withastro · Dec 18, 2023 · 047d285 · 047d285
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diff --git a/.changeset/real-bags-hope.md b/.changeset/real-bags-hope.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fix Astro failing to build on certain exotic platform that reports their CPU count incorrectly
diff --git a/packages/astro/src/core/build/generate.ts b/packages/astro/src/core/build/generate.ts
@@ -220,7 +220,7 @@ export async function generatePages(opts: StaticBuildOptions, internals: BuildIn
 			.reduce((a, b) => a + b, 0);
 		const cpuCount = os.cpus().length;
 		const assetsCreationEnvironment = await prepareAssetsGenerationEnv(pipeline, totalCount);
-		const queue = new PQueue({ concurrency: cpuCount });
+		const queue = new PQueue({ concurrency: Math.max(cpuCount, 1) });
 
 		const assetsTimer = performance.now();
 		for (const [originalPath, transforms] of staticImageList) {