86 lines
2.3 KiB
Plaintext
86 lines
2.3 KiB
Plaintext
import { Fragment, markHTMLString, Renderer } from "../runtime/server/index.js";
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const AstroJSX = "astro:jsx";
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const Empty = Symbol("empty");
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const toSlotName = (slotAttr) => slotAttr;
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function isVNode(vnode) {
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return vnode && typeof vnode === "object" && vnode[AstroJSX];
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}
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function transformSlots(vnode) {
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if (typeof vnode.type === "string")
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return vnode;
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const slots = {};
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if (isVNode(vnode.props.children)) {
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const child = vnode.props.children;
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if (!isVNode(child))
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return;
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if (!("slot" in child.props))
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return;
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const name = toSlotName(child.props.slot);
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slots[name] = [child];
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slots[name]["$$slot"] = true;
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delete child.props.slot;
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delete vnode.props.children;
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}
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if (Array.isArray(vnode.props.children)) {
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vnode.props.children = vnode.props.children.map((child) => {
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if (!isVNode(child))
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return child;
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if (!("slot" in child.props))
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return child;
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const name = toSlotName(child.props.slot);
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if (Array.isArray(slots[name])) {
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slots[name].push(child);
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} else {
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slots[name] = [child];
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slots[name]["$$slot"] = true;
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}
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delete child.props.slot;
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return Empty;
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}).filter((v) => v !== Empty);
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}
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Object.assign(vnode.props, slots);
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}
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function markRawChildren(child) {
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if (typeof child === "string")
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return markHTMLString(child);
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if (Array.isArray(child))
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return child.map((c) => markRawChildren(c));
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return child;
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}
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function transformSetDirectives(vnode) {
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if (!("set:html" in vnode.props || "set:text" in vnode.props))
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return;
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if ("set:html" in vnode.props) {
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const children = markRawChildren(vnode.props["set:html"]);
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delete vnode.props["set:html"];
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Object.assign(vnode.props, { children });
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return;
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}
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if ("set:text" in vnode.props) {
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const children = vnode.props["set:text"];
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delete vnode.props["set:text"];
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Object.assign(vnode.props, { children });
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return;
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}
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}
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function createVNode(type, props) {
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const vnode = {
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[Renderer]: "astro:jsx",
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[AstroJSX]: true,
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type,
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props: props ?? {}
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};
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transformSetDirectives(vnode);
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transformSlots(vnode);
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return vnode;
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}
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export {
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AstroJSX,
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Fragment,
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isVNode,
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createVNode as jsx,
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createVNode as jsxDEV,
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createVNode as jsxs,
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transformSlots
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};
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