Initial commit: 11ty website with Fire/Frost branding

node_modules/@11ty/eleventy/src/Engines/Custom.js

@@ -0,0 +1,339 @@
+import TemplateEngine from "./TemplateEngine.js";
+import getJavaScriptData from "../Util/GetJavaScriptData.js";
+
+export default class CustomEngine extends TemplateEngine {
+	constructor(name, eleventyConfig) {
+		super(name, eleventyConfig);
+
+		this.entry = this.getExtensionMapEntry();
+		this.needsInit = "init" in this.entry && typeof this.entry.init === "function";
+
+		this.setDefaultEngine(undefined);
+	}
+
+	getExtensionMapEntry() {
+		if ("extensionMap" in this.config) {
+			let name = this.name.toLowerCase();
+			// Iterates over only the user config `addExtension` entries
+			for (let entry of this.config.extensionMap) {
+				let entryKey = (entry.aliasKey || entry.key || "").toLowerCase();
+				if (entryKey === name) {
+					return entry;
+				}
+			}
+		}
+
+		throw Error(
+			`Could not find a custom extension for ${this.name}. Did you add it to your config file?`,
+		);
+	}
+
+	setDefaultEngine(defaultEngine) {
+		this._defaultEngine = defaultEngine;
+	}
+
+	get cacheable() {
+		// Enable cacheability for this template
+		if (this.entry?.compileOptions?.cache !== undefined) {
+			return this.entry.compileOptions.cache;
+		} else if (this.needsToReadFileContents()) {
+			return true;
+		} else if (this._defaultEngine?.cacheable !== undefined) {
+			return this._defaultEngine.cacheable;
+		}
+
+		return super.cacheable;
+	}
+
+	async getInstanceFromInputPath(inputPath) {
+		if (
+			"getInstanceFromInputPath" in this.entry &&
+			typeof this.entry.getInstanceFromInputPath === "function"
+		) {
+			// returns Promise
+			return this.entry.getInstanceFromInputPath(inputPath);
+		}
+
+		// aliased upstream type
+		if (
+			this._defaultEngine &&
+			"getInstanceFromInputPath" in this._defaultEngine &&
+			typeof this._defaultEngine.getInstanceFromInputPath === "function"
+		) {
+			// returns Promise
+			return this._defaultEngine.getInstanceFromInputPath(inputPath);
+		}
+
+		return false;
+	}
+
+	/**
+	 * Whether to use the module loader directly
+	 *
+	 * @override
+	 */
+	useJavaScriptImport() {
+		if ("useJavaScriptImport" in this.entry) {
+			return this.entry.useJavaScriptImport;
+		}
+
+		if (
+			this._defaultEngine &&
+			"useJavaScriptImport" in this._defaultEngine &&
+			typeof this._defaultEngine.useJavaScriptImport === "function"
+		) {
+			return this._defaultEngine.useJavaScriptImport();
+		}
+
+		return false;
+	}
+
+	/**
+	 * @override
+	 */
+	needsToReadFileContents() {
+		if ("read" in this.entry) {
+			return this.entry.read;
+		}
+
+		// Handle aliases to `11ty.js` templates, avoid reading files in the alias, see #2279
+		// Here, we are short circuiting fallback to defaultRenderer, does not account for compile
+		// functions that call defaultRenderer explicitly
+		if (this._defaultEngine && "needsToReadFileContents" in this._defaultEngine) {
+			return this._defaultEngine.needsToReadFileContents();
+		}
+
+		return true;
+	}
+
+	// If we init from multiple places, wait for the first init to finish before continuing on.
+	async _runningInit() {
+		if (this.needsInit) {
+			if (!this._initing) {
+				this._initBench = this.benchmarks.aggregate.get(`Engine (${this.name}) Init`);
+				this._initBench.before();
+				this._initing = this.entry.init.bind({
+					config: this.config,
+					bench: this.benchmarks.aggregate,
+				})();
+			}
+			await this._initing;
+			this.needsInit = false;
+
+			if (this._initBench) {
+				this._initBench.after();
+				this._initBench = undefined;
+			}
+		}
+	}
+
+	async getExtraDataFromFile(inputPath) {
+		if (this.entry.getData === false) {
+			return;
+		}
+
+		if (!("getData" in this.entry)) {
+			// Handle aliases to `11ty.js` templates, use upstream default engine data fetch, see #2279
+			if (this._defaultEngine && "getExtraDataFromFile" in this._defaultEngine) {
+				return this._defaultEngine.getExtraDataFromFile(inputPath);
+			}
+
+			return;
+		}
+
+		await this._runningInit();
+
+		if (typeof this.entry.getData === "function") {
+			let dataBench = this.benchmarks.aggregate.get(
+				`Engine (${this.name}) Get Data From File (Function)`,
+			);
+			dataBench.before();
+			let data = this.entry.getData(inputPath);
+			dataBench.after();
+			return data;
+		}
+
+		let keys = new Set();
+		if (this.entry.getData === true) {
+			keys.add("data");
+		} else if (Array.isArray(this.entry.getData)) {
+			for (let key of this.entry.getData) {
+				keys.add(key);
+			}
+		}
+
+		let dataBench = this.benchmarks.aggregate.get(`Engine (${this.name}) Get Data From File`);
+		dataBench.before();
+
+		let inst = await this.getInstanceFromInputPath(inputPath);
+
+		if (inst === false) {
+			dataBench.after();
+
+			return Promise.reject(
+				new Error(
+					`\`getInstanceFromInputPath\` callback missing from '${this.name}' template engine plugin. It is required when \`getData\` is in use. You can set \`getData: false\` to opt-out of this.`,
+				),
+			);
+		}
+
+		// override keys set at the plugin level in the individual template
+		if (inst.eleventyDataKey) {
+			keys = new Set(inst.eleventyDataKey);
+		}
+
+		let mixins;
+		if (this.config) {
+			// Object.assign usage: see TemplateRenderCustomTest.js: `JavaScript functions should not be mutable but not *that* mutable`
+			mixins = Object.assign({}, this.config.javascriptFunctions);
+		}
+
+		let promises = [];
+		for (let key of keys) {
+			promises.push(
+				getJavaScriptData(inst, inputPath, key, {
+					mixins,
+					isObjectRequired: key === "data",
+				}),
+			);
+		}
+
+		let results = await Promise.all(promises);
+		let data = {};
+		for (let result of results) {
+			Object.assign(data, result);
+		}
+		dataBench.after();
+
+		return data;
+	}
+
+	async compile(str, inputPath, ...args) {
+		await this._runningInit();
+		let defaultCompilationFn;
+		if (this._defaultEngine) {
+			defaultCompilationFn = async (data) => {
+				const renderFn = await this._defaultEngine.compile(str, inputPath, ...args);
+				return renderFn(data);
+			};
+		}
+
+		// Fall back to default compiler if the user does not provide their own
+		if (!this.entry.compile) {
+			if (defaultCompilationFn) {
+				return defaultCompilationFn;
+			} else {
+				throw new Error(
+					`Missing \`compile\` property for custom template syntax definition eleventyConfig.addExtension("${this.name}"). This is not necessary when aliasing to an existing template syntax.`,
+				);
+			}
+		}
+
+		// TODO generalize this (look at JavaScript.js)
+		let compiledFn = this.entry.compile.bind({
+			config: this.config,
+			addDependencies: (from, toArray = []) => {
+				this.config.uses.addDependency(from, toArray);
+			},
+			defaultRenderer: defaultCompilationFn, // bind defaultRenderer to compile function
+		})(str, inputPath);
+
+		// Support `undefined` to skip compile/render
+		if (compiledFn) {
+			// Bind defaultRenderer to render function
+			if ("then" in compiledFn && typeof compiledFn.then === "function") {
+				// Promise, wait to bind
+				return compiledFn.then((fn) => {
+					if (typeof fn === "function") {
+						return fn.bind({
+							defaultRenderer: defaultCompilationFn,
+						});
+					}
+					return fn;
+				});
+			} else if ("bind" in compiledFn && typeof compiledFn.bind === "function") {
+				return compiledFn.bind({
+					defaultRenderer: defaultCompilationFn,
+				});
+			}
+		}
+
+		return compiledFn;
+	}
+
+	get defaultTemplateFileExtension() {
+		return this.entry.outputFileExtension ?? "html";
+	}
+
+	// Whether or not to wrap in Eleventy layouts
+	useLayouts() {
+		// TODO future change fallback to `this.defaultTemplateFileExtension === "html"`
+		return this.entry.useLayouts ?? true;
+	}
+
+	hasDependencies(inputPath) {
+		if (this.config.uses.getDependencies(inputPath) === false) {
+			return false;
+		}
+		return true;
+	}
+
+	isFileRelevantTo(inputPath, comparisonFile, includeLayouts) {
+		return this.config.uses.isFileRelevantTo(inputPath, comparisonFile, includeLayouts);
+	}
+
+	getCompileCacheKey(str, inputPath) {
+		let lastModifiedFile = this.eleventyConfig.getPreviousBuildModifiedFile();
+		// Return this separately so we know whether or not to use the cached version
+		// but still return a key to cache this new render for next time
+		let isRelevant = this.isFileRelevantTo(inputPath, lastModifiedFile, false);
+		let useCache = !isRelevant;
+
+		if (this.entry.compileOptions && "getCacheKey" in this.entry.compileOptions) {
+			if (typeof this.entry.compileOptions.getCacheKey !== "function") {
+				throw new Error(
+					`\`compileOptions.getCacheKey\` must be a function in addExtension for the ${this.name} type`,
+				);
+			}
+
+			return {
+				useCache,
+				key: this.entry.compileOptions.getCacheKey(str, inputPath),
+			};
+		}
+
+		let { key } = super.getCompileCacheKey(str, inputPath);
+		return {
+			useCache,
+			key,
+		};
+	}
+
+	permalinkNeedsCompilation(/*str*/) {
+		if (this.entry.compileOptions && "permalink" in this.entry.compileOptions) {
+			let p = this.entry.compileOptions.permalink;
+			if (p === "raw") {
+				return false;
+			}
+
+			// permalink: false is aliased to permalink: () => false
+			if (p === false) {
+				return () => false;
+			}
+
+			return this.entry.compileOptions.permalink;
+		}
+
+		// Breaking: default changed from `true` to `false` in 3.0.0-alpha.13
+		// Note: `false` is the same as "raw" here.
+		return false;
+	}
+
+	static shouldSpiderJavaScriptDependencies(entry) {
+		if (entry.compileOptions && "spiderJavaScriptDependencies" in entry.compileOptions) {
+			return entry.compileOptions.spiderJavaScriptDependencies;
+		}
+
+		return false;
+	}
+}

node_modules/@11ty/eleventy/src/Engines/FrontMatter/JavaScript.js

@@ -0,0 +1,34 @@
+import { RetrieveGlobals } from "node-retrieve-globals";
+
+// `javascript` Front Matter Type
+export default function (frontMatterCode, context = {}) {
+	let { filePath } = context;
+
+	// context.language would be nice as a guard, but was unreliable
+	if (frontMatterCode.trimStart().startsWith("{")) {
+		return context.engines.jsLegacy.parse(frontMatterCode, context);
+	}
+
+	let vm = new RetrieveGlobals(frontMatterCode, {
+		filePath,
+		// ignored if vm.Module is stable (or --experimental-vm-modules)
+		transformEsmImports: true,
+	});
+
+	// Future warning until vm.Module is stable:
+	// If the frontMatterCode uses `import` this uses the `experimentalModuleApi`
+	// option in node-retrieve-globals to workaround https://github.com/zachleat/node-retrieve-globals/issues/2
+	let data = {
+		page: {
+			// Theoretically fileSlug and filePathStem could be added here but require extensionMap
+			inputPath: filePath,
+		},
+	};
+
+	// this is async, but it’s handled in Eleventy upstream.
+	return vm.getGlobalContext(data, {
+		reuseGlobal: true,
+		dynamicImport: true,
+		// addRequire: true,
+	});
+}

node_modules/@11ty/eleventy/src/Engines/Html.js

@@ -0,0 +1,33 @@
+import TemplateEngine from "./TemplateEngine.js";
+
+export default class Html extends TemplateEngine {
+	constructor(name, eleventyConfig) {
+		super(name, eleventyConfig);
+	}
+
+	get cacheable() {
+		return true;
+	}
+
+	async #getPreEngine(preTemplateEngine) {
+		return this.engineManager.getEngine(preTemplateEngine, this.extensionMap);
+	}
+
+	async compile(str, inputPath, preTemplateEngine) {
+		if (preTemplateEngine) {
+			let engine = await this.#getPreEngine(preTemplateEngine);
+			let fnReady = engine.compile(str, inputPath);
+
+			return async function (data) {
+				let fn = await fnReady;
+
+				return fn(data);
+			};
+		}
+
+		return function () {
+			// do nothing with data if preTemplateEngine is falsy
+			return str;
+		};
+	}
+}

node_modules/@11ty/eleventy/src/Engines/JavaScript.js

@@ -0,0 +1,240 @@
+import { TemplatePath, isPlainObject } from "@11ty/eleventy-utils";
+
+import TemplateEngine from "./TemplateEngine.js";
+import EleventyBaseError from "../Errors/EleventyBaseError.js";
+import getJavaScriptData from "../Util/GetJavaScriptData.js";
+import { EleventyImport } from "../Util/Require.js";
+import { augmentFunction, augmentObject } from "./Util/ContextAugmenter.js";
+
+class JavaScriptTemplateNotDefined extends EleventyBaseError {}
+
+export default class JavaScript extends TemplateEngine {
+	constructor(name, templateConfig) {
+		super(name, templateConfig);
+		this.instances = {};
+
+		this.config.events.on("eleventy#templateModified", (inputPath, metadata = {}) => {
+			let { usedByDependants, relevantLayouts } = metadata;
+			// Remove from cached instances when modified
+			let instancesToDelete = [
+				inputPath,
+				...(usedByDependants || []),
+				...(relevantLayouts || []),
+			].map((entry) => TemplatePath.addLeadingDotSlash(entry));
+			for (let inputPath of instancesToDelete) {
+				if (inputPath in this.instances) {
+					delete this.instances[inputPath];
+				}
+			}
+		});
+	}
+
+	get cacheable() {
+		return false;
+	}
+
+	normalize(result) {
+		if (Buffer.isBuffer(result)) {
+			return result.toString();
+		}
+
+		return result;
+	}
+
+	// String, Buffer, Promise
+	// Function, Class
+	// Object
+	// Module
+	_getInstance(mod) {
+		let noop = function () {
+			return "";
+		};
+
+		let originalModData = mod?.data;
+
+		if (typeof mod === "object" && mod.default && this.eleventyConfig.getIsProjectUsingEsm()) {
+			mod = mod.default;
+		}
+
+		if (typeof mod === "string" || mod instanceof Buffer || mod.then) {
+			return { render: () => mod };
+		} else if (typeof mod === "function") {
+			if (mod.prototype?.data || mod.prototype?.render) {
+				if (!("render" in mod.prototype)) {
+					mod.prototype.render = noop;
+				}
+
+				if (!("data" in mod.prototype) && !mod.data && originalModData) {
+					mod.prototype.data = originalModData;
+				}
+
+				return new mod();
+			} else {
+				return {
+					...(originalModData ? { data: originalModData } : undefined),
+					render: mod,
+				};
+			}
+		} else if ("data" in mod || "render" in mod) {
+			if (!mod.render) {
+				mod.render = noop;
+			}
+			if (!mod.data && originalModData) {
+				mod.data = originalModData;
+			}
+			return mod;
+		}
+	}
+
+	async #getInstanceFromInputPath(inputPath) {
+		let mod;
+		let relativeInputPath =
+			this.eleventyConfig.directories.getInputPathRelativeToInputDirectory(inputPath);
+		if (this.eleventyConfig.userConfig.isVirtualTemplate(relativeInputPath)) {
+			mod = this.eleventyConfig.userConfig.virtualTemplates[relativeInputPath].content;
+		} else {
+			let isEsm = this.eleventyConfig.getIsProjectUsingEsm();
+			let cacheBust = !this.cacheable || !this.config.useTemplateCache;
+			mod = await EleventyImport(inputPath, isEsm ? "esm" : "cjs", {
+				cacheBust,
+			});
+		}
+
+		let inst = this._getInstance(mod);
+		if (inst) {
+			this.instances[inputPath] = inst;
+		} else {
+			throw new JavaScriptTemplateNotDefined(
+				`No JavaScript template returned from ${inputPath}. Did you assign module.exports (CommonJS) or export (ESM)?`,
+			);
+		}
+		return inst;
+	}
+
+	async getInstanceFromInputPath(inputPath) {
+		if (!this.instances[inputPath]) {
+			this.instances[inputPath] = this.#getInstanceFromInputPath(inputPath);
+		}
+
+		return this.instances[inputPath];
+	}
+
+	/**
+	 * JavaScript files defer to the module loader rather than read the files to strings
+	 *
+	 * @override
+	 */
+	needsToReadFileContents() {
+		return false;
+	}
+
+	/**
+	 * Use the module loader directly
+	 *
+	 * @override
+	 */
+	useJavaScriptImport() {
+		return true;
+	}
+
+	async getExtraDataFromFile(inputPath) {
+		let inst = await this.getInstanceFromInputPath(inputPath);
+		return getJavaScriptData(inst, inputPath);
+	}
+
+	getJavaScriptFunctions(inst) {
+		let fns = {};
+		let configFns = this.config.javascriptFunctions;
+
+		for (let key in configFns) {
+			// prefer pre-existing `page` javascriptFunction, if one exists
+			fns[key] = augmentFunction(configFns[key], {
+				source: inst,
+				overwrite: false,
+			});
+		}
+		return fns;
+	}
+
+	// Backwards compat
+	static wrapJavaScriptFunction(inst, fn) {
+		return augmentFunction(fn, {
+			source: inst,
+		});
+	}
+
+	addExportsToBundles(inst, url) {
+		let cfg = this.eleventyConfig.userConfig;
+		if (!("getBundleManagers" in cfg)) {
+			return;
+		}
+
+		let managers = cfg.getBundleManagers();
+		for (let name in managers) {
+			let mgr = managers[name];
+			let key = mgr.getBundleExportKey();
+			if (!key) {
+				continue;
+			}
+
+			if (typeof inst[key] === "string") {
+				// export const css = ``;
+				mgr.addToPage(url, inst[key]);
+			} else if (isPlainObject(inst[key])) {
+				if (typeof inst[key][name] === "string") {
+					// Object with bundle names:
+					// export const bundle = {
+					//   css: ``
+					// };
+					mgr.addToPage(url, inst[key][name]);
+				} else if (isPlainObject(inst[key][name])) {
+					// Object with bucket names:
+					// export const bundle = {
+					//   css: {
+					//     default: ``
+					//   }
+					// };
+					for (let bucketName in inst[key][name]) {
+						mgr.addToPage(url, inst[key][name][bucketName], bucketName);
+					}
+				}
+			}
+		}
+	}
+
+	async compile(str, inputPath) {
+		let inst;
+		if (str) {
+			// When str has a value, it's being used for permalinks in data
+			inst = this._getInstance(str);
+		} else {
+			// For normal templates, str will be falsy.
+			inst = await this.getInstanceFromInputPath(inputPath);
+		}
+
+		if (inst?.render) {
+			return (data = {}) => {
+				// TODO does this do anything meaningful for non-classes?
+				// `inst` should have a normalized `render` function from _getInstance
+
+				// Map exports to bundles
+				if (data.page?.url) {
+					this.addExportsToBundles(inst, data.page.url);
+				}
+
+				augmentObject(inst, {
+					source: data,
+					overwrite: false,
+				});
+
+				Object.assign(inst, this.getJavaScriptFunctions(inst));
+
+				return this.normalize(inst.render.call(inst, data));
+			};
+		}
+	}
+
+	static shouldSpiderJavaScriptDependencies() {
+		return true;
+	}
+}

node_modules/@11ty/eleventy/src/Engines/Liquid.js

@@ -0,0 +1,331 @@
+import moo from "moo";
+import { Tokenizer, TokenKind, evalToken, Liquid as LiquidJs } from "liquidjs";
+import { TemplatePath } from "@11ty/eleventy-utils";
+// import debugUtil from "debug";
+
+import TemplateEngine from "./TemplateEngine.js";
+import { augmentObject } from "./Util/ContextAugmenter.js";
+
+// const debug = debugUtil("Eleventy:Liquid");
+
+export default class Liquid extends TemplateEngine {
+	static argumentLexerOptions = {
+		number: /[0-9]+\.*[0-9]*/,
+		doubleQuoteString: /"(?:\\["\\]|[^\n"\\])*"/,
+		singleQuoteString: /'(?:\\['\\]|[^\n'\\])*'/,
+		keyword: /[a-zA-Z0-9.\-_]+/,
+		"ignore:whitespace": /[, \t]+/, // includes comma separator
+	};
+
+	constructor(name, eleventyConfig) {
+		super(name, eleventyConfig);
+
+		this.liquidOptions = this.config.liquidOptions || {};
+
+		this.setLibrary(this.config.libraryOverrides.liquid);
+
+		this.argLexer = moo.compile(Liquid.argumentLexerOptions);
+	}
+
+	get cacheable() {
+		return true;
+	}
+
+	setLibrary(override) {
+		// warning, the include syntax supported here does not exactly match what Jekyll uses.
+		this.liquidLib = override || new LiquidJs(this.getLiquidOptions());
+		this.setEngineLib(this.liquidLib, Boolean(this.config.libraryOverrides.liquid));
+
+		this.addFilters(this.config.liquidFilters);
+
+		// TODO these all go to the same place (addTag), add warnings for overwrites
+		this.addCustomTags(this.config.liquidTags);
+		this.addAllShortcodes(this.config.liquidShortcodes);
+		this.addAllPairedShortcodes(this.config.liquidPairedShortcodes);
+	}
+
+	getLiquidOptions() {
+		let defaults = {
+			root: [this.dirs.includes, this.dirs.input], // supplemented in compile with inputPath below
+			extname: ".liquid",
+			strictFilters: true,
+			// TODO?
+			// cache: true,
+		};
+
+		let options = Object.assign(defaults, this.liquidOptions || {});
+		// debug("Liquid constructor options: %o", options);
+
+		return options;
+	}
+
+	static wrapFilter(name, fn) {
+		/**
+		 * @this {object}
+		 */
+		return function (...args) {
+			// Set this.eleventy and this.page
+			if (typeof this.context?.get === "function") {
+				augmentObject(this, {
+					source: this.context,
+					getter: (key, context) => context.get([key]),
+
+					lazy: this.context.strictVariables,
+				});
+			}
+
+			// We *don’t* wrap this in an EleventyFilterError because Liquid has a better error message with line/column information in the template
+			return fn.call(this, ...args);
+		};
+	}
+
+	// Shortcodes
+	static normalizeScope(context) {
+		let obj = {};
+		if (context) {
+			obj.ctx = context; // Full context available on `ctx`
+
+			// Set this.eleventy and this.page
+			augmentObject(obj, {
+				source: context,
+				getter: (key, context) => context.get([key]),
+				lazy: context.strictVariables,
+			});
+		}
+
+		return obj;
+	}
+
+	addCustomTags(tags) {
+		for (let name in tags) {
+			this.addTag(name, tags[name]);
+		}
+	}
+
+	addFilters(filters) {
+		for (let name in filters) {
+			this.addFilter(name, filters[name]);
+		}
+	}
+
+	addFilter(name, filter) {
+		this.liquidLib.registerFilter(name, Liquid.wrapFilter(name, filter));
+	}
+
+	addTag(name, tagFn) {
+		let tagObj;
+		if (typeof tagFn === "function") {
+			tagObj = tagFn(this.liquidLib);
+		} else {
+			throw new Error(
+				"Liquid.addTag expects a callback function to be passed in: addTag(name, function(liquidEngine) { return { parse: …, render: … } })",
+			);
+		}
+		this.liquidLib.registerTag(name, tagObj);
+	}
+
+	addAllShortcodes(shortcodes) {
+		for (let name in shortcodes) {
+			this.addShortcode(name, shortcodes[name]);
+		}
+	}
+
+	addAllPairedShortcodes(shortcodes) {
+		for (let name in shortcodes) {
+			this.addPairedShortcode(name, shortcodes[name]);
+		}
+	}
+
+	static parseArguments(lexer, str) {
+		let argArray = [];
+
+		if (!lexer) {
+			lexer = moo.compile(Liquid.argumentLexerOptions);
+		}
+
+		if (typeof str === "string") {
+			lexer.reset(str);
+
+			let arg = lexer.next();
+			while (arg) {
+				/*{
+					type: 'doubleQuoteString',
+					value: '"test 2"',
+					text: '"test 2"',
+					toString: [Function: tokenToString],
+					offset: 0,
+					lineBreaks: 0,
+					line: 1,
+					col: 1 }*/
+				if (arg.type.indexOf("ignore:") === -1) {
+					// Push the promise into an array instead of awaiting it here.
+					// This forces the promises to run in order with the correct scope value for each arg.
+					// Otherwise they run out of order and can lead to undefined values for arguments in layout template shortcodes.
+					// console.log( arg.value, scope, engine );
+					argArray.push(arg.value);
+				}
+				arg = lexer.next();
+			}
+		}
+
+		return argArray;
+	}
+
+	static parseArgumentsBuiltin(args) {
+		let tokenizer = new Tokenizer(args);
+		let parsedArgs = [];
+
+		let value = tokenizer.readValue();
+		while (value) {
+			parsedArgs.push(value);
+			tokenizer.skipBlank();
+			if (tokenizer.peek() === ",") {
+				tokenizer.advance();
+			}
+			value = tokenizer.readValue();
+		}
+		tokenizer.end();
+
+		return parsedArgs;
+	}
+
+	addShortcode(shortcodeName, shortcodeFn) {
+		let _t = this;
+		this.addTag(shortcodeName, function (liquidEngine) {
+			return {
+				parse(tagToken) {
+					this.name = tagToken.name;
+					if (_t.config.liquidParameterParsing === "builtin") {
+						this.orderedArgs = Liquid.parseArgumentsBuiltin(tagToken.args);
+						// note that Liquid does have a Hash class for name-based argument parsing but offers no easy to support both modes in one class
+					} else {
+						this.legacyArgs = tagToken.args;
+					}
+				},
+				render: function* (ctx) {
+					let argArray = [];
+
+					if (this.legacyArgs) {
+						let rawArgs = Liquid.parseArguments(_t.argLexer, this.legacyArgs);
+						for (let arg of rawArgs) {
+							let b = yield liquidEngine.evalValue(arg, ctx);
+							argArray.push(b);
+						}
+					} else if (this.orderedArgs) {
+						for (let arg of this.orderedArgs) {
+							let b = yield evalToken(arg, ctx);
+							argArray.push(b);
+						}
+					}
+
+					let ret = yield shortcodeFn.call(Liquid.normalizeScope(ctx), ...argArray);
+					return ret;
+				},
+			};
+		});
+	}
+
+	addPairedShortcode(shortcodeName, shortcodeFn) {
+		let _t = this;
+		this.addTag(shortcodeName, function (liquidEngine) {
+			return {
+				parse(tagToken, remainTokens) {
+					this.name = tagToken.name;
+
+					if (_t.config.liquidParameterParsing === "builtin") {
+						this.orderedArgs = Liquid.parseArgumentsBuiltin(tagToken.args);
+						// note that Liquid does have a Hash class for name-based argument parsing but offers no easy to support both modes in one class
+					} else {
+						this.legacyArgs = tagToken.args;
+					}
+
+					this.templates = [];
+
+					var stream = liquidEngine.parser
+						.parseStream(remainTokens)
+						.on("template", (tpl) => this.templates.push(tpl))
+						.on("tag:end" + shortcodeName, () => stream.stop())
+						.on("end", () => {
+							throw new Error(`tag ${tagToken.raw} not closed`);
+						});
+
+					stream.start();
+				},
+				render: function* (ctx /*, emitter*/) {
+					let argArray = [];
+					if (this.legacyArgs) {
+						let rawArgs = Liquid.parseArguments(_t.argLexer, this.legacyArgs);
+						for (let arg of rawArgs) {
+							let b = yield liquidEngine.evalValue(arg, ctx);
+							argArray.push(b);
+						}
+					} else if (this.orderedArgs) {
+						for (let arg of this.orderedArgs) {
+							let b = yield evalToken(arg, ctx);
+							argArray.push(b);
+						}
+					}
+
+					const html = yield liquidEngine.renderer.renderTemplates(this.templates, ctx);
+
+					let ret = yield shortcodeFn.call(Liquid.normalizeScope(ctx), html, ...argArray);
+
+					return ret;
+				},
+			};
+		});
+	}
+
+	parseForSymbols(str) {
+		if (!str) {
+			return [];
+		}
+
+		let tokenizer = new Tokenizer(str);
+		/** @type {Array} */
+		let tokens = tokenizer.readTopLevelTokens();
+		let symbols = tokens
+			.filter((token) => token.kind === TokenKind.Output)
+			.map((token) => {
+				// manually remove filters 😅
+				return token.content.split("|").map((entry) => entry.trim())[0];
+			});
+		return symbols;
+	}
+
+	// Don’t return a boolean if permalink is a function (see TemplateContent->renderPermalink)
+	/** @returns {boolean|undefined} */
+	permalinkNeedsCompilation(str) {
+		if (typeof str === "string") {
+			return this.needsCompilation(str);
+		}
+	}
+
+	needsCompilation(str) {
+		let options = this.liquidLib.options;
+
+		return (
+			str.indexOf(options.tagDelimiterLeft) !== -1 ||
+			str.indexOf(options.outputDelimiterLeft) !== -1
+		);
+	}
+
+	async compile(str, inputPath) {
+		let engine = this.liquidLib;
+		let tmplReady = engine.parse(str, inputPath);
+
+		// Required for relative includes
+		let options = {};
+		if (!inputPath || inputPath === "liquid" || inputPath === "md") {
+			// do nothing
+		} else {
+			options.root = [TemplatePath.getDirFromFilePath(inputPath)];
+		}
+
+		return async function (data) {
+			let tmpl = await tmplReady;
+
+			return engine.render(tmpl, data, options);
+		};
+	}
+}

node_modules/@11ty/eleventy/src/Engines/Markdown.js

@@ -0,0 +1,100 @@
+import markdownIt from "markdown-it";
+
+import TemplateEngine from "./TemplateEngine.js";
+
+export default class Markdown extends TemplateEngine {
+	constructor(name, eleventyConfig) {
+		super(name, eleventyConfig);
+
+		this.markdownOptions = {};
+
+		this.setLibrary(this.config.libraryOverrides.md);
+	}
+
+	get cacheable() {
+		return true;
+	}
+
+	setLibrary(mdLib) {
+		this.mdLib = mdLib || markdownIt(this.getMarkdownOptions());
+
+		// Overrides a highlighter set in `markdownOptions`
+		// This is separate so devs can pass in a new mdLib and still use the official eleventy plugin for markdown highlighting
+		if (this.config.markdownHighlighter && typeof this.mdLib.set === "function") {
+			this.mdLib.set({
+				highlight: this.config.markdownHighlighter,
+			});
+		}
+
+		if (typeof this.mdLib.disable === "function") {
+			// Disable indented code blocks by default (Issue #2438)
+			this.mdLib.disable("code");
+		}
+
+		this.setEngineLib(this.mdLib, Boolean(this.config.libraryOverrides.md));
+	}
+
+	setMarkdownOptions(options) {
+		this.markdownOptions = options;
+	}
+
+	getMarkdownOptions() {
+		// work with "mode" presets https://github.com/markdown-it/markdown-it#init-with-presets-and-options
+		if (typeof this.markdownOptions === "string") {
+			return this.markdownOptions;
+		}
+
+		return Object.assign(
+			{
+				html: true,
+			},
+			this.markdownOptions || {},
+		);
+	}
+
+	// TODO use preTemplateEngine to help inform this
+	// needsCompilation() {
+	// 	return super.needsCompilation();
+	// }
+
+	async #getPreEngine(preTemplateEngine) {
+		if (typeof preTemplateEngine === "string") {
+			return this.engineManager.getEngine(preTemplateEngine, this.extensionMap);
+		}
+
+		return preTemplateEngine;
+	}
+
+	async compile(str, inputPath, preTemplateEngine, bypassMarkdown) {
+		let mdlib = this.mdLib;
+
+		if (preTemplateEngine) {
+			let engine = await this.#getPreEngine(preTemplateEngine);
+			let fnReady = engine.compile(str, inputPath);
+
+			if (bypassMarkdown) {
+				return async function (data) {
+					let fn = await fnReady;
+					return fn(data);
+				};
+			} else {
+				return async function (data) {
+					let fn = await fnReady;
+					let preTemplateEngineRender = await fn(data);
+					let finishedRender = mdlib.render(preTemplateEngineRender, data);
+					return finishedRender;
+				};
+			}
+		} else {
+			if (bypassMarkdown) {
+				return function () {
+					return str;
+				};
+			} else {
+				return function (data) {
+					return mdlib.render(str, data);
+				};
+			}
+		}
+	}
+}

node_modules/@11ty/eleventy/src/Engines/Nunjucks.js

@@ -0,0 +1,482 @@
+import NunjucksLib from "nunjucks";
+import debugUtil from "debug";
+import { TemplatePath } from "@11ty/eleventy-utils";
+
+import TemplateEngine from "./TemplateEngine.js";
+import EleventyBaseError from "../Errors/EleventyBaseError.js";
+import { augmentObject } from "./Util/ContextAugmenter.js";
+import { withResolvers } from "../Util/PromiseUtil.js";
+
+const debug = debugUtil("Eleventy:Nunjucks");
+
+class EleventyNunjucksError extends EleventyBaseError {}
+
+export default class Nunjucks extends TemplateEngine {
+	constructor(name, eleventyConfig) {
+		super(name, eleventyConfig);
+
+		this.nunjucksEnvironmentOptions = this.config.nunjucksEnvironmentOptions || { dev: true };
+
+		this.nunjucksPrecompiledTemplates = this.config.nunjucksPrecompiledTemplates || {};
+		this._usingPrecompiled = Object.keys(this.nunjucksPrecompiledTemplates).length > 0;
+
+		this.setLibrary(this.config.libraryOverrides.njk);
+	}
+
+	// v3.1.0-alpha.1 we’ve moved to use Nunjucks’ internal cache instead of Eleventy’s
+	// get cacheable() {
+	// 	return false;
+	// }
+
+	#getFileSystemDirs() {
+		let paths = new Set();
+		paths.add(super.getIncludesDir());
+		paths.add(TemplatePath.getWorkingDir());
+
+		// Filter out undefined paths
+		return Array.from(paths).filter(Boolean);
+	}
+
+	#setEnv(override) {
+		if (override) {
+			this.njkEnv = override;
+		} else if (this._usingPrecompiled) {
+			// Precompiled templates to avoid eval!
+			const NodePrecompiledLoader = function () {};
+
+			NodePrecompiledLoader.prototype.getSource = (name) => {
+				// https://github.com/mozilla/nunjucks/blob/fd500902d7c88672470c87170796de52fc0f791a/nunjucks/src/precompiled-loader.js#L5
+				return {
+					src: {
+						type: "code",
+						obj: this.nunjucksPrecompiledTemplates[name],
+					},
+					// Maybe add this?
+					// path,
+					// noCache: true
+				};
+			};
+
+			this.njkEnv = new NunjucksLib.Environment(
+				new NodePrecompiledLoader(),
+				this.nunjucksEnvironmentOptions,
+			);
+		} else {
+			let fsLoader = new NunjucksLib.FileSystemLoader(this.#getFileSystemDirs());
+			this.njkEnv = new NunjucksLib.Environment(fsLoader, this.nunjucksEnvironmentOptions);
+		}
+
+		this.config.events.emit("eleventy.engine.njk", {
+			nunjucks: NunjucksLib,
+			environment: this.njkEnv,
+		});
+	}
+
+	setLibrary(override) {
+		this.#setEnv(override);
+
+		// Note that a new Nunjucks engine instance is created for subsequent builds
+		// Eleventy Nunjucks is set to `cacheable` false above to opt out of Eleventy cache
+		this.config.events.on("eleventy#templateModified", (templatePath) => {
+			// NunjucksEnvironment:
+			// loader.pathToNames: {'ABSOLUTE_PATH/src/_includes/components/possum-home.css': 'components/possum-home.css'}
+			// loader.cache: { 'components/possum-home.css': [Template] }
+			// Nunjucks stores these as Operating System native paths
+			let absTmplPath = TemplatePath.normalizeOperatingSystemFilePath(
+				TemplatePath.absolutePath(templatePath),
+			);
+			for (let loader of this.njkEnv.loaders) {
+				let nunjucksName = loader.pathsToNames[absTmplPath];
+				if (nunjucksName) {
+					debug(
+						"Match found in Nunjucks cache via templateModified for %o, clearing this entry",
+						templatePath,
+					);
+					delete loader.pathsToNames[absTmplPath];
+					delete loader.cache[nunjucksName];
+				}
+			}
+
+			// Behavior prior to v3.1.0-alpha.1:
+			// this.njkEnv.invalidateCache();
+		});
+
+		this.setEngineLib(this.njkEnv, Boolean(this.config.libraryOverrides.njk));
+
+		this.addFilters(this.config.nunjucksFilters);
+		this.addFilters(this.config.nunjucksAsyncFilters, true);
+
+		// TODO these all go to the same place (addTag), add warnings for overwrites
+		// TODO(zachleat): variableName should work with quotes or without quotes (same as {% set %})
+		this.addPairedShortcode("setAsync", function (content, variableName) {
+			this.ctx[variableName] = content;
+			return "";
+		});
+
+		this.addCustomTags(this.config.nunjucksTags);
+		this.addAllShortcodes(this.config.nunjucksShortcodes);
+		this.addAllShortcodes(this.config.nunjucksAsyncShortcodes, true);
+		this.addAllPairedShortcodes(this.config.nunjucksPairedShortcodes);
+		this.addAllPairedShortcodes(this.config.nunjucksAsyncPairedShortcodes, true);
+		this.addGlobals(this.config.nunjucksGlobals);
+	}
+
+	addFilters(filters, isAsync) {
+		for (let name in filters) {
+			this.njkEnv.addFilter(name, Nunjucks.wrapFilter(name, filters[name]), isAsync);
+		}
+	}
+
+	static wrapFilter(name, fn) {
+		return function (...args) {
+			try {
+				augmentObject(this, {
+					source: this.ctx,
+					lazy: false, // context.env?.opts.throwOnUndefined,
+				});
+
+				return fn.call(this, ...args);
+			} catch (e) {
+				throw new EleventyNunjucksError(
+					`Error in Nunjucks Filter \`${name}\`${this.page ? ` (${this.page.inputPath})` : ""}`,
+					e,
+				);
+			}
+		};
+	}
+
+	// Shortcodes
+	static normalizeContext(context) {
+		let obj = {};
+		if (context.ctx) {
+			obj.ctx = context.ctx;
+			obj.env = context.env;
+
+			augmentObject(obj, {
+				source: context.ctx,
+				lazy: false, // context.env?.opts.throwOnUndefined,
+			});
+		}
+		return obj;
+	}
+
+	addCustomTags(tags) {
+		for (let name in tags) {
+			this.addTag(name, tags[name]);
+		}
+	}
+
+	addTag(name, tagFn) {
+		let tagObj;
+		if (typeof tagFn === "function") {
+			tagObj = tagFn(NunjucksLib, this.njkEnv);
+		} else {
+			throw new Error(
+				"Nunjucks.addTag expects a callback function to be passed in: addTag(name, function(nunjucksEngine) {})",
+			);
+		}
+
+		this.njkEnv.addExtension(name, tagObj);
+	}
+
+	addGlobals(globals) {
+		for (let name in globals) {
+			this.addGlobal(name, globals[name]);
+		}
+	}
+
+	addGlobal(name, globalFn) {
+		this.njkEnv.addGlobal(name, globalFn);
+	}
+
+	addAllShortcodes(shortcodes, isAsync = false) {
+		for (let name in shortcodes) {
+			this.addShortcode(name, shortcodes[name], isAsync);
+		}
+	}
+
+	addAllPairedShortcodes(shortcodes, isAsync = false) {
+		for (let name in shortcodes) {
+			this.addPairedShortcode(name, shortcodes[name], isAsync);
+		}
+	}
+
+	_getShortcodeFn(shortcodeName, shortcodeFn, isAsync = false) {
+		return function ShortcodeFunction() {
+			this.tags = [shortcodeName];
+
+			this.parse = function (parser, nodes) {
+				let args;
+				let tok = parser.nextToken();
+
+				args = parser.parseSignature(true, true);
+
+				// Nunjucks bug with non-paired custom tags bug still exists even
+				// though this issue is closed. Works fine for paired.
+				// https://github.com/mozilla/nunjucks/issues/158
+				if (args.children.length === 0) {
+					args.addChild(new nodes.Literal(0, 0, ""));
+				}
+
+				parser.advanceAfterBlockEnd(tok.value);
+				if (isAsync) {
+					return new nodes.CallExtensionAsync(this, "run", args);
+				}
+				return new nodes.CallExtension(this, "run", args);
+			};
+
+			this.run = function (...args) {
+				let resolve;
+				if (isAsync) {
+					resolve = args.pop();
+				}
+
+				let [context, ...argArray] = args;
+
+				if (isAsync) {
+					let ret = shortcodeFn.call(Nunjucks.normalizeContext(context), ...argArray);
+
+					// #3286 error messaging when the shortcode is not a promise
+					if (!ret?.then) {
+						resolve(
+							new EleventyNunjucksError(
+								`Error with Nunjucks shortcode \`${shortcodeName}\`: it was defined as asynchronous but was actually synchronous. This is important for Nunjucks.`,
+							),
+						);
+					}
+
+					ret.then(
+						function (returnValue) {
+							resolve(null, new NunjucksLib.runtime.SafeString("" + returnValue));
+						},
+						function (e) {
+							resolve(
+								new EleventyNunjucksError(`Error with Nunjucks shortcode \`${shortcodeName}\``, e),
+							);
+						},
+					);
+				} else {
+					try {
+						let ret = shortcodeFn.call(Nunjucks.normalizeContext(context), ...argArray);
+						return new NunjucksLib.runtime.SafeString("" + ret);
+					} catch (e) {
+						throw new EleventyNunjucksError(
+							`Error with Nunjucks shortcode \`${shortcodeName}\``,
+							e,
+						);
+					}
+				}
+			};
+		};
+	}
+
+	_getPairedShortcodeFn(shortcodeName, shortcodeFn, isAsync = false) {
+		return function PairedShortcodeFunction() {
+			this.tags = [shortcodeName];
+
+			this.parse = function (parser, nodes) {
+				var tok = parser.nextToken();
+
+				var args = parser.parseSignature(true, true);
+				parser.advanceAfterBlockEnd(tok.value);
+
+				var body = parser.parseUntilBlocks("end" + shortcodeName);
+				parser.advanceAfterBlockEnd();
+
+				return new nodes.CallExtensionAsync(this, "run", args, [body]);
+			};
+
+			this.run = function (...args) {
+				let resolve = args.pop();
+				let body = args.pop();
+				let [context, ...argArray] = args;
+
+				body(function (e, bodyContent) {
+					if (e) {
+						resolve(
+							new EleventyNunjucksError(
+								`Error with Nunjucks paired shortcode \`${shortcodeName}\``,
+								e,
+							),
+						);
+					}
+
+					if (isAsync) {
+						let ret = shortcodeFn.call(
+							Nunjucks.normalizeContext(context),
+							bodyContent,
+							...argArray,
+						);
+
+						// #3286 error messaging when the shortcode is not a promise
+						if (!ret?.then) {
+							throw new EleventyNunjucksError(
+								`Error with Nunjucks shortcode \`${shortcodeName}\`: it was defined as asynchronous but was actually synchronous. This is important for Nunjucks.`,
+							);
+						}
+
+						ret.then(
+							function (returnValue) {
+								resolve(null, new NunjucksLib.runtime.SafeString(returnValue));
+							},
+							function (e) {
+								resolve(
+									new EleventyNunjucksError(
+										`Error with Nunjucks paired shortcode \`${shortcodeName}\``,
+										e,
+									),
+								);
+							},
+						);
+					} else {
+						try {
+							resolve(
+								null,
+								new NunjucksLib.runtime.SafeString(
+									shortcodeFn.call(Nunjucks.normalizeContext(context), bodyContent, ...argArray),
+								),
+							);
+						} catch (e) {
+							resolve(
+								new EleventyNunjucksError(
+									`Error with Nunjucks paired shortcode \`${shortcodeName}\``,
+									e,
+								),
+							);
+						}
+					}
+				});
+			};
+		};
+	}
+
+	addShortcode(shortcodeName, shortcodeFn, isAsync = false) {
+		let fn = this._getShortcodeFn(shortcodeName, shortcodeFn, isAsync);
+		this.njkEnv.addExtension(shortcodeName, new fn());
+	}
+
+	addPairedShortcode(shortcodeName, shortcodeFn, isAsync = false) {
+		let fn = this._getPairedShortcodeFn(shortcodeName, shortcodeFn, isAsync);
+		this.njkEnv.addExtension(shortcodeName, new fn());
+	}
+
+	// Don’t return a boolean if permalink is a function (see TemplateContent->renderPermalink)
+	permalinkNeedsCompilation(str) {
+		if (typeof str === "string") {
+			return this.needsCompilation(str);
+		}
+	}
+
+	needsCompilation(str) {
+		// Defend against syntax customisations:
+		//    https://mozilla.github.io/nunjucks/api.html#customizing-syntax
+		let optsTags = this.njkEnv.opts.tags || {};
+		let blockStart = optsTags.blockStart || "{%";
+		let variableStart = optsTags.variableStart || "{{";
+		let commentStart = optsTags.variableStart || "{#";
+
+		return (
+			str.indexOf(blockStart) !== -1 ||
+			str.indexOf(variableStart) !== -1 ||
+			str.indexOf(commentStart) !== -1
+		);
+	}
+
+	_getParseExtensions() {
+		if (this._parseExtensions) {
+			return this._parseExtensions;
+		}
+
+		// add extensions so the parser knows about our custom tags/blocks
+		let ext = [];
+		for (let name in this.config.nunjucksTags) {
+			let fn = this._getShortcodeFn(name, () => {});
+			ext.push(new fn());
+		}
+		for (let name in this.config.nunjucksShortcodes) {
+			let fn = this._getShortcodeFn(name, () => {});
+			ext.push(new fn());
+		}
+		for (let name in this.config.nunjucksAsyncShortcodes) {
+			let fn = this._getShortcodeFn(name, () => {}, true);
+			ext.push(new fn());
+		}
+		for (let name in this.config.nunjucksPairedShortcodes) {
+			let fn = this._getPairedShortcodeFn(name, () => {});
+			ext.push(new fn());
+		}
+		for (let name in this.config.nunjucksAsyncPairedShortcodes) {
+			let fn = this._getPairedShortcodeFn(name, () => {}, true);
+			ext.push(new fn());
+		}
+
+		this._parseExtensions = ext;
+		return ext;
+	}
+
+	/* Outputs an Array of lodash get selectors */
+	parseForSymbols(str) {
+		if (!str) {
+			return [];
+		}
+		const { parser, nodes } = NunjucksLib;
+		let obj = parser.parse(str, this._getParseExtensions());
+		if (!obj) {
+			return [];
+		}
+		let linesplit = str.split("\n");
+		let values = obj.findAll(nodes.Value);
+		let symbols = obj.findAll(nodes.Symbol).map((entry) => {
+			let name = [entry.value];
+			let nestedIndex = -1;
+			for (let val of values) {
+				if (nestedIndex > -1) {
+					/* deep.object.syntax */
+					if (linesplit[val.lineno].charAt(nestedIndex) === ".") {
+						name.push(val.value);
+						nestedIndex += val.value.length + 1;
+					} else {
+						nestedIndex = -1;
+					}
+				} else if (
+					val.lineno === entry.lineno &&
+					val.colno === entry.colno &&
+					val.value === entry.value
+				) {
+					nestedIndex = entry.colno + entry.value.length;
+				}
+			}
+			return name.join(".");
+		});
+
+		let uniqueSymbols = Array.from(new Set(symbols));
+		return uniqueSymbols;
+	}
+
+	async compile(str, inputPath) {
+		let tmpl;
+
+		// *All* templates are precompiled to avoid runtime eval
+		if (this._usingPrecompiled) {
+			tmpl = this.njkEnv.getTemplate(str, true);
+		} else if (!inputPath || inputPath === "njk" || inputPath === "md") {
+			tmpl = new NunjucksLib.Template(str, this.njkEnv, null, false);
+		} else {
+			tmpl = new NunjucksLib.Template(str, this.njkEnv, inputPath, false);
+		}
+
+		return function (data) {
+			let { promise, resolve, reject } = withResolvers();
+
+			tmpl.render(data, (error, result) => {
+				if (error) {
+					reject(error);
+				} else {
+					resolve(result);
+				}
+			});
+
+			return promise;
+		};
+	}
+}

node_modules/@11ty/eleventy/src/Engines/TemplateEngine.js

@@ -0,0 +1,206 @@
+import debugUtil from "debug";
+import EleventyBaseError from "../Errors/EleventyBaseError.js";
+
+class TemplateEngineConfigError extends EleventyBaseError {}
+
+const debug = debugUtil("Eleventy:TemplateEngine");
+
+const AMENDED_INSTANCES = new Set();
+
+export default class TemplateEngine {
+	#extensionMap;
+	#engineManager;
+	#benchmarks;
+
+	constructor(name, eleventyConfig) {
+		this.name = name;
+
+		this.engineLib = null;
+
+		if (!eleventyConfig) {
+			throw new TemplateEngineConfigError("Missing `eleventyConfig` argument.");
+		}
+		this.eleventyConfig = eleventyConfig;
+	}
+
+	get cacheable() {
+		return false;
+	}
+
+	get dirs() {
+		return this.eleventyConfig.directories;
+	}
+
+	get inputDir() {
+		return this.dirs.input;
+	}
+
+	get includesDir() {
+		return this.dirs.includes;
+	}
+
+	get config() {
+		if (this.eleventyConfig.constructor.name !== "TemplateConfig") {
+			throw new Error("Expecting a TemplateConfig instance.");
+		}
+
+		return this.eleventyConfig.getConfig();
+	}
+
+	get benchmarks() {
+		if (!this.#benchmarks) {
+			this.#benchmarks = {
+				aggregate: this.config.benchmarkManager.get("Aggregate"),
+			};
+		}
+		return this.#benchmarks;
+	}
+
+	get engineManager() {
+		return this.#engineManager;
+	}
+
+	set engineManager(manager) {
+		this.#engineManager = manager;
+	}
+
+	get extensionMap() {
+		if (!this.#extensionMap) {
+			throw new Error("Internal error: missing `extensionMap` in TemplateEngine.");
+		}
+		return this.#extensionMap;
+	}
+
+	set extensionMap(map) {
+		this.#extensionMap = map;
+	}
+
+	get extensions() {
+		if (!this._extensions) {
+			this._extensions = this.extensionMap.getExtensionsFromKey(this.name);
+		}
+		return this._extensions;
+	}
+
+	get extensionEntries() {
+		if (!this._extensionEntries) {
+			this._extensionEntries = this.extensionMap.getExtensionEntriesFromKey(this.name);
+		}
+		return this._extensionEntries;
+	}
+
+	getName() {
+		return this.name;
+	}
+
+	// Backwards compat
+	getIncludesDir() {
+		return this.includesDir;
+	}
+
+	/**
+	 * @protected
+	 */
+	setEngineLib(engineLib, isOverrideViaSetLibrary = false) {
+		this.engineLib = engineLib;
+
+		// Run engine amendments (via issue #2438)
+		// Issue #3816: this isn’t ideal but there is no other way to reset a markdown instance if it was also overridden by addLibrary
+		if (AMENDED_INSTANCES.has(engineLib)) {
+			return;
+		}
+
+		if (isOverrideViaSetLibrary) {
+			AMENDED_INSTANCES.add(engineLib);
+		}
+		debug(
+			"Running amendLibrary for %o (number of amendments: %o)",
+			this.name,
+			this.config.libraryAmendments[this.name]?.length,
+		);
+
+		for (let amendment of this.config.libraryAmendments[this.name] || []) {
+			// TODO it’d be nice if this were async friendly
+			amendment(engineLib);
+		}
+	}
+
+	getEngineLib() {
+		return this.engineLib;
+	}
+
+	async _testRender(str, data) {
+		// @ts-ignore
+		let fn = await this.compile(str);
+		return fn(data);
+	}
+
+	useJavaScriptImport() {
+		return false;
+	}
+
+	// JavaScript files defer to the module loader rather than read the files to strings
+	needsToReadFileContents() {
+		return true;
+	}
+
+	getExtraDataFromFile() {
+		return {};
+	}
+
+	getCompileCacheKey(str, inputPath) {
+		// Changing to use inputPath and contents, using only file contents (`str`) caused issues when two
+		// different files had identical content (2.0.0-canary.16)
+
+		// Caches are now segmented based on inputPath so using inputPath here is superfluous (2.0.0-canary.19)
+		// But we do want a non-falsy value here even if `str` is an empty string.
+		return {
+			useCache: true,
+			key: inputPath + str,
+		};
+	}
+
+	get defaultTemplateFileExtension() {
+		return "html";
+	}
+
+	// Whether or not to wrap in Eleventy layouts
+	useLayouts() {
+		return true;
+	}
+
+	/** @returns {boolean|undefined} */
+	permalinkNeedsCompilation(str) {
+		return this.needsCompilation();
+	}
+
+	// whether or not compile is needed or can we return the plaintext?
+	needsCompilation(str) {
+		return true;
+	}
+
+	/**
+	 * Make sure compile is implemented downstream.
+	 * @abstract
+	 * @return {Promise}
+	 */
+	async compile() {
+		throw new Error("compile() must be implemented by engine");
+	}
+
+	// See https://v3.11ty.dev/docs/watch-serve/#watch-javascript-dependencies
+	static shouldSpiderJavaScriptDependencies() {
+		return false;
+	}
+
+	hasDependencies(inputPath) {
+		if (this.config.uses.getDependencies(inputPath) === false) {
+			return false;
+		}
+		return true;
+	}
+
+	isFileRelevantTo(inputPath, comparisonFile) {
+		return this.config.uses.isFileRelevantTo(inputPath, comparisonFile);
+	}
+}

node_modules/@11ty/eleventy/src/Engines/TemplateEngineManager.js

@@ -0,0 +1,193 @@
+import debugUtil from "debug";
+import EleventyBaseError from "../Errors/EleventyBaseError.js";
+
+const debug = debugUtil("Eleventy:TemplateEngineManager");
+
+class TemplateEngineManager {
+	constructor(eleventyConfig) {
+		if (!eleventyConfig || eleventyConfig.constructor.name !== "TemplateConfig") {
+			throw new EleventyBaseError("Missing or invalid `config` argument.");
+		}
+		this.eleventyConfig = eleventyConfig;
+
+		this.engineCache = {};
+		this.importCache = {};
+	}
+
+	get config() {
+		return this.eleventyConfig.getConfig();
+	}
+
+	static isAlias(entry) {
+		if (entry.aliasKey) {
+			return true;
+		}
+
+		return entry.key !== entry.extension;
+	}
+
+	static isSimpleAlias(entry) {
+		if (!this.isAlias(entry)) {
+			return false;
+		}
+
+		// has keys other than key, extension, and aliasKey
+		return (
+			Object.keys(entry).some((key) => {
+				return key !== "key" && key !== "extension" && key !== "aliasKey";
+			}) === false
+		);
+	}
+
+	get keyToClassNameMap() {
+		if (!this._keyToClassNameMap) {
+			this._keyToClassNameMap = {
+				md: "Markdown",
+				html: "Html",
+				njk: "Nunjucks",
+				liquid: "Liquid",
+				"11ty.js": "JavaScript",
+			};
+
+			// Custom entries *can* overwrite default entries above
+			if ("extensionMap" in this.config) {
+				for (let entry of this.config.extensionMap) {
+					// either the key does not already exist or it is not a simple alias and is an override: https://v3.11ty.dev/docs/languages/custom/#overriding-an-existing-template-language
+					let existingTarget = this._keyToClassNameMap[entry.key];
+					let isAlias = TemplateEngineManager.isAlias(entry);
+
+					if (!existingTarget && isAlias) {
+						throw new Error(
+							`An attempt to alias ${entry.aliasKey} to ${entry.key} was made, but ${entry.key} is not a recognized template syntax.`,
+						);
+					}
+
+					if (isAlias) {
+						// only `key` and `extension`, not `compile` or other options
+						if (!TemplateEngineManager.isSimpleAlias(entry)) {
+							this._keyToClassNameMap[entry.aliasKey] = "Custom";
+						} else {
+							this._keyToClassNameMap[entry.aliasKey] = this._keyToClassNameMap[entry.key];
+						}
+					} else {
+						// not an alias, so `key` and `extension` are the same here.
+						// *can* override a built-in extension!
+						this._keyToClassNameMap[entry.key] = "Custom";
+					}
+				}
+			}
+		}
+
+		return this._keyToClassNameMap;
+	}
+
+	reset() {
+		this.engineCache = {};
+	}
+
+	getClassNameFromTemplateKey(key) {
+		return this.keyToClassNameMap[key];
+	}
+
+	hasEngine(name) {
+		return !!this.getClassNameFromTemplateKey(name);
+	}
+
+	async getEngineClassByExtension(extension) {
+		if (this.importCache[extension]) {
+			return this.importCache[extension];
+		}
+
+		let promise;
+
+		// We include these as raw strings (and not more readable variables) so they’re parsed by a bundler.
+		if (extension === "md") {
+			promise = import("./Markdown.js").then((mod) => mod.default);
+		} else if (extension === "html") {
+			promise = import("./Html.js").then((mod) => mod.default);
+		} else if (extension === "njk") {
+			promise = import("./Nunjucks.js").then((mod) => mod.default);
+		} else if (extension === "liquid") {
+			promise = import("./Liquid.js").then((mod) => mod.default);
+		} else if (extension === "11ty.js") {
+			promise = import("./JavaScript.js").then((mod) => mod.default);
+		} else {
+			promise = this.getCustomEngineClass();
+		}
+
+		this.importCache[extension] = promise;
+
+		return promise;
+	}
+
+	async getCustomEngineClass() {
+		if (!this._CustomEngine) {
+			this._CustomEngine = import("./Custom.js").then((mod) => mod.default);
+		}
+		return this._CustomEngine;
+	}
+
+	async #getEngine(name, extensionMap) {
+		let cls = await this.getEngineClassByExtension(name);
+		let instance = new cls(name, this.eleventyConfig);
+		instance.extensionMap = extensionMap;
+		instance.engineManager = this;
+
+		let extensionEntry = extensionMap.getExtensionEntry(name);
+
+		// Override a built-in extension (md => md)
+		// If provided a "Custom" engine using addExtension, but that engine's instance is *not* custom,
+		// The user must be overriding a built-in engine i.e. addExtension('md', { ...overrideBehavior })
+		let className = this.getClassNameFromTemplateKey(name);
+
+		if (className === "Custom" && instance.constructor.name !== "CustomEngine") {
+			let CustomEngine = await this.getCustomEngineClass();
+			let overrideCustomEngine = new CustomEngine(name, this.eleventyConfig);
+
+			// Keep track of the "default" engine 11ty would normally use
+			// This allows the user to access the default engine in their override
+			overrideCustomEngine.setDefaultEngine(instance);
+
+			instance = overrideCustomEngine;
+			// Alias to a built-in extension (11ty.tsx => 11ty.js)
+		} else if (
+			instance.constructor.name === "CustomEngine" &&
+			TemplateEngineManager.isAlias(extensionEntry)
+		) {
+			// add defaultRenderer for complex aliases with their own compile functions.
+			let originalEngineInstance = await this.getEngine(extensionEntry.key, extensionMap);
+			instance.setDefaultEngine(originalEngineInstance);
+		}
+
+		return instance;
+	}
+
+	isEngineRemovedFromCore(name) {
+		return ["ejs", "hbs", "mustache", "haml", "pug"].includes(name) && !this.hasEngine(name);
+	}
+
+	async getEngine(name, extensionMap) {
+		// Bundled engine deprecation
+		if (this.isEngineRemovedFromCore(name)) {
+			throw new Error(
+				`Per the 11ty Community Survey (2023), the "${name}" template language was moved from core to an officially supported plugin in v3.0. These plugins live here: https://github.com/11ty/eleventy-plugin-template-languages and are documented on their respective template language docs at https://v3.11ty.dev/docs/languages/ You are also empowered to implement *any* template language yourself using https://v3.11ty.dev/docs/languages/custom/`,
+			);
+		}
+
+		if (!this.hasEngine(name)) {
+			throw new Error(`Template Engine ${name} does not exist in getEngine()`);
+		}
+		// TODO these cached engines should be based on extensions not name, then we can remove the error in
+		//  "Double override (not aliases) throws an error" test in TemplateRenderCustomTest.js
+		if (!this.engineCache[name]) {
+			debug("Engine cache miss %o (should only happen once per engine type)", name);
+			// Make sure cache key is based on name and not path
+			// Custom class is used for all plugins, cache once per plugin
+			this.engineCache[name] = this.#getEngine(name, extensionMap);
+		}
+
+		return this.engineCache[name];
+	}
+}
+
+export default TemplateEngineManager;

node_modules/@11ty/eleventy/src/Engines/Util/ContextAugmenter.js

@@ -0,0 +1,67 @@
+const DATA_KEYS = ["page", "eleventy"];
+
+function augmentFunction(fn, options = {}) {
+	let t = typeof fn;
+	if (t !== "function") {
+		throw new Error(
+			"Invalid type passed to `augmentFunction`. A function was expected and received: " + t,
+		);
+	}
+
+	/** @this {object} */
+	return function (...args) {
+		let context = augmentObject(this || {}, options);
+		return fn.call(context, ...args);
+	};
+}
+
+function augmentObject(targetObject, options = {}) {
+	options = Object.assign(
+		{
+			source: undefined, // where to copy from
+			overwrite: true,
+			lazy: false, // lazily fetch the property
+			// getter: function() {},
+		},
+		options,
+	);
+
+	for (let key of DATA_KEYS) {
+		// Skip if overwrite: false and prop already exists on target
+		if (!options.overwrite && targetObject[key]) {
+			continue;
+		}
+
+		if (options.lazy) {
+			let value;
+			if (typeof options.getter == "function") {
+				value = () => options.getter(key, options.source);
+			} else {
+				value = () => options.source?.[key];
+			}
+
+			// lazy getter important for Liquid strictVariables support
+			Object.defineProperty(targetObject, key, {
+				writable: true,
+				configurable: true,
+				enumerable: true,
+				value,
+			});
+		} else {
+			let value;
+			if (typeof options.getter == "function") {
+				value = options.getter(key, options.source);
+			} else {
+				value = options.source?.[key];
+			}
+
+			if (value) {
+				targetObject[key] = value;
+			}
+		}
+	}
+
+	return targetObject;
+}
+
+export { DATA_KEYS as augmentKeys, augmentFunction, augmentObject };