feat: migrate to starlight

node_modules/hastscript/lib/create-automatic-runtime.js

@@ -0,0 +1,57 @@
+/**
+ * @typedef {import('hast').Element} Element
+ * @typedef {import('hast').Root} Root
+ *
+ * @typedef {import('./create-h.js').Child} Child
+ * @typedef {import('./create-h.js').Properties} Properties
+ * @typedef {import('./create-h.js').PropertyValue} PropertyValue
+ * @typedef {import('./create-h.js').Result} Result
+ * @typedef {import('./create-h.js').Style} Style
+ * @typedef {import('./create-h.js').createH} CreateH
+ *
+ * @typedef {Record<string, Child | PropertyValue | Style>} JSXProps
+ */
+
+// Make VS code see references to above symbols.
+''
+
+/**
+ * Create an automatic runtime.
+ *
+ * @param {ReturnType<CreateH>} f
+ *   `h` function.
+ * @returns
+ *   Automatic JSX runtime.
+ */
+export function createAutomaticRuntime(f) {
+  /**
+   * @overload
+   * @param {null} type
+   * @param {{children?: Child}} props
+   * @param {string} [key]
+   * @returns {Root}
+   *
+   * @overload
+   * @param {string} type
+   * @param {JSXProps} props
+   * @param {string} [key]
+   * @returns {Element}
+   *
+   * @param {string | null} type
+   *   Element name or `null` to get a root.
+   * @param {Properties & {children?: Child}} props
+   *   Properties.
+   * @returns {Result}
+   *   Result.
+   */
+  function jsx(type, props) {
+    const {children, ...properties} = props
+    const result =
+      // @ts-ignore: `children` is fine: TS has a recursion problem which
+      // sometimes generates broken types.
+      type === null ? f(null, children) : f(type, properties, children)
+    return result
+  }
+
+  return {Fragment: null, jsx, jsxDEV: jsx, jsxs: jsx}
+}