astro/dist/core/routing/validation.js

Astro is a modern site builder with web best practices, performance, and DX front-of-mind.

import { AstroError, AstroErrorData } from "../errors/index.js";
/** Error for deprecated or malformed route components */
export function validateDynamicRouteModule(mod, { ssr, route }) {
	if ((!ssr || route.prerender) && route.origin !== "internal" && !mod.getStaticPaths) {
		throw new AstroError({
			...AstroErrorData.GetStaticPathsRequired,
			location: { file: route.component }
		});
	}
}
/** Throw error and log warnings for malformed getStaticPaths() response */
export function validateGetStaticPathsResult(result, route) {
	if (!Array.isArray(result)) {
		throw new AstroError({
			...AstroErrorData.InvalidGetStaticPathsReturn,
			message: AstroErrorData.InvalidGetStaticPathsReturn.message(typeof result),
			location: { file: route.component }
		});
	}
	result.forEach((pathObject) => {
		if (typeof pathObject === "object" && Array.isArray(pathObject) || pathObject === null) {
			throw new AstroError({
				...AstroErrorData.InvalidGetStaticPathsEntry,
				message: AstroErrorData.InvalidGetStaticPathsEntry.message(Array.isArray(pathObject) ? "array" : typeof pathObject)
			});
		}
		if (pathObject.params === undefined || pathObject.params === null || pathObject.params && Object.keys(pathObject.params).length === 0) {
			throw new AstroError({
				...AstroErrorData.GetStaticPathsExpectedParams,
				location: { file: route.component }
			});
		}
	});
}