📝 Commit Details:

backend/node_modules/preact/jsx-runtime/src/index.d.ts

@@ -0,0 +1,50 @@
+export { Fragment } from '../../';
+import {
+	ComponentType,
+	ComponentChild,
+	ComponentChildren,
+	VNode,
+	Attributes
+} from '../../';
+import { JSXInternal } from '../../src/jsx';
+
+export function jsx(
+	type: string,
+	props: JSXInternal.HTMLAttributes &
+		JSXInternal.SVGAttributes &
+		Record<string, any> & { children?: ComponentChild },
+	key?: string
+): VNode<any>;
+export function jsx<P>(
+	type: ComponentType<P>,
+	props: Attributes & P & { children?: ComponentChild },
+	key?: string
+): VNode<any>;
+
+export function jsxs(
+	type: string,
+	props: JSXInternal.HTMLAttributes &
+		JSXInternal.SVGAttributes &
+		Record<string, any> & { children?: ComponentChild[] },
+	key?: string
+): VNode<any>;
+export function jsxs<P>(
+	type: ComponentType<P>,
+	props: Attributes & P & { children?: ComponentChild[] },
+	key?: string
+): VNode<any>;
+
+export function jsxDEV(
+	type: string,
+	props: JSXInternal.HTMLAttributes &
+		JSXInternal.SVGAttributes &
+		Record<string, any> & { children?: ComponentChildren },
+	key?: string
+): VNode<any>;
+export function jsxDEV<P>(
+	type: ComponentType<P>,
+	props: Attributes & P & { children?: ComponentChildren },
+	key?: string
+): VNode<any>;
+
+export { JSXInternal as JSX };

backend/node_modules/preact/jsx-runtime/src/index.js

@@ -0,0 +1,78 @@
+import { options, Fragment } from 'preact';
+
+/** @typedef {import('preact').VNode} VNode */
+
+let vnodeId = 0;
+
+/**
+ * @fileoverview
+ * This file exports various methods that implement Babel's "automatic" JSX runtime API:
+ * - jsx(type, props, key)
+ * - jsxs(type, props, key)
+ * - jsxDEV(type, props, key, __source, __self)
+ *
+ * The implementation of createVNode here is optimized for performance.
+ * Benchmarks: https://esbench.com/bench/5f6b54a0b4632100a7dcd2b3
+ */
+
+/**
+ * JSX.Element factory used by Babel's {runtime:"automatic"} JSX transform
+ * @param {VNode['type']} type
+ * @param {VNode['props']} props
+ * @param {VNode['key']} [key]
+ * @param {unknown} [isStaticChildren]
+ * @param {unknown} [__source]
+ * @param {unknown} [__self]
+ */
+function createVNode(type, props, key, isStaticChildren, __source, __self) {
+	// We'll want to preserve `ref` in props to get rid of the need for
+	// forwardRef components in the future, but that should happen via
+	// a separate PR.
+	let normalizedProps = {},
+		ref,
+		i;
+	for (i in props) {
+		if (i == 'ref') {
+			ref = props[i];
+		} else {
+			normalizedProps[i] = props[i];
+		}
+	}
+
+	const vnode = {
+		type,
+		props: normalizedProps,
+		key,
+		ref,
+		_children: null,
+		_parent: null,
+		_depth: 0,
+		_dom: null,
+		_nextDom: undefined,
+		_component: null,
+		_hydrating: null,
+		constructor: undefined,
+		_original: --vnodeId,
+		__source,
+		__self
+	};
+
+	// If a Component VNode, check for and apply defaultProps.
+	// Note: `type` is often a String, and can be `undefined` in development.
+	if (typeof type === 'function' && (ref = type.defaultProps)) {
+		for (i in ref)
+			if (typeof normalizedProps[i] === 'undefined') {
+				normalizedProps[i] = ref[i];
+			}
+	}
+
+	if (options.vnode) options.vnode(vnode);
+	return vnode;
+}
+
+export {
+	createVNode as jsx,
+	createVNode as jsxs,
+	createVNode as jsxDEV,
+	Fragment
+};