astro/dist/core/routing/generator.js

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

import { collapseDuplicateLeadingSlashes } from "@astrojs/internal-helpers/path";
/**
* Sanitizes the parameters object by normalizing string values and replacing certain characters with their URL-encoded equivalents.
* @param {Record<string, string | number>} params - The parameters object to be sanitized.
* @returns {Record<string, string | number>} The sanitized parameters object.
*/
function sanitizeParams(params) {
	return Object.fromEntries(Object.entries(params).map(([key, value]) => {
		if (typeof value === "string") {
			return [key, value.normalize().replace(/#/g, "%23").replace(/\?/g, "%3F")];
		}
		return [key, value];
	}));
}
function getParameter(part, params) {
	if (part.spread) {
		return params[part.content.slice(3)] ?? "";
	}
	if (part.dynamic) {
		if (params[part.content] === undefined) {
			throw new TypeError(`Missing parameter: ${part.content}`);
		}
		return params[part.content];
	}
	return part.content.normalize().replace(/\?/g, "%3F").replace(/#/g, "%23").replace(/%5B/g, "[").replace(/%5D/g, "]");
}
function getSegment(segment, params) {
	const segmentPath = segment.map((part) => getParameter(part, params)).join("");
	return segmentPath ? collapseDuplicateLeadingSlashes("/" + segmentPath) : "";
}
export function getRouteGenerator(segments, addTrailingSlash) {
	return (params) => {
		const sanitizedParams = sanitizeParams(params);
		// Unless trailingSlash config is set to 'always', don't automatically append it.
		let trailing = "";
		if (addTrailingSlash === "always" && segments.length) {
			trailing = "/";
		}
		const path = segments.map((segment) => getSegment(segment, sanitizedParams)).join("") + trailing;
		return path || "/";
	};
}