getAdapter() — astro Function Reference

Architecture documentation for the getAdapter() function in index.ts from the astro codebase.

Function typescript CoreAstro RoutingSystem called by 1

Entity Profile

CoreAstro→ RoutingSystem→ getAdapter() — astro Function Reference

Dependency Diagram

graph TD
  bd0b5522_a8a8_7b48_264b_eea043facf72["getAdapter()"]
  9b72c5c7_3349_4acd_8ca1_afe541842abe["index.ts"]
  bd0b5522_a8a8_7b48_264b_eea043facf72 -->|defined in| 9b72c5c7_3349_4acd_8ca1_afe541842abe
  0219003e_0431_f5b2_9b31_f2db70f1ade0["vercelAdapter()"]
  0219003e_0431_f5b2_9b31_f2db70f1ade0 -->|calls| bd0b5522_a8a8_7b48_264b_eea043facf72
  style bd0b5522_a8a8_7b48_264b_eea043facf72 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/integrations/vercel/src/index.ts lines 99–142

function getAdapter({
	edgeMiddleware,
	skewProtection,
	buildOutput,
	staticHeaders,
}: {
	buildOutput: 'server' | 'static';
	edgeMiddleware: NonNullable<VercelServerlessConfig['edgeMiddleware']>;
	skewProtection: boolean;
	staticHeaders: NonNullable<VercelServerlessConfig['staticHeaders']>;
}): AstroAdapter {
	return {
		name: PACKAGE_NAME,
		entryType: 'self',
		adapterFeatures: {
			edgeMiddleware,
			buildOutput,
			staticHeaders,
		},
		supportedAstroFeatures: {
			hybridOutput: 'stable',
			staticOutput: 'stable',
			serverOutput: 'stable',
			sharpImageService: 'stable',
			i18nDomains: 'experimental',
			envGetSecret: 'stable',
		},
		client: {
			internalFetchHeaders: skewProtection
				? (): Record<string, string> => {
						const deploymentId = process.env.VERCEL_DEPLOYMENT_ID;
						if (deploymentId) {
							return { 'x-deployment-id': deploymentId };
						}
						return {};
					}
				: undefined,
			assetQueryParams:
				skewProtection && process.env.VERCEL_DEPLOYMENT_ID
					? new URLSearchParams({ dpl: process.env.VERCEL_DEPLOYMENT_ID })
					: undefined,
		},
	};
}