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-rw-r--r--packages/renderers/renderer-lit/server.js72
1 files changed, 0 insertions, 72 deletions
diff --git a/packages/renderers/renderer-lit/server.js b/packages/renderers/renderer-lit/server.js
deleted file mode 100644
index 1622ef619..000000000
--- a/packages/renderers/renderer-lit/server.js
+++ /dev/null
@@ -1,72 +0,0 @@
-import './server-shim.js';
-import '@lit-labs/ssr/lib/render-lit-html.js';
-import { LitElementRenderer } from '@lit-labs/ssr/lib/lit-element-renderer.js';
-
-function isCustomElementTag(name) {
- return typeof name === 'string' && /-/.test(name);
-}
-
-function getCustomElementConstructor(name) {
- if (typeof customElements !== 'undefined' && isCustomElementTag(name)) {
- return customElements.get(name) || null;
- }
- return null;
-}
-
-async function isLitElement(Component) {
- const Ctr = getCustomElementConstructor(Component);
- return !!(Ctr && Ctr._$litElement$);
-}
-
-async function check(Component, _props, _children) {
- // Lit doesn't support getting a tagName from a Constructor at this time.
- // So this must be a string at the moment.
- return !!(await isLitElement(Component));
-}
-
-function* render(tagName, attrs, children) {
- const instance = new LitElementRenderer(tagName);
-
- // LitElementRenderer creates a new element instance, so copy over.
- const Ctr = getCustomElementConstructor(tagName);
- for (let [name, value] of Object.entries(attrs)) {
- // check if this is a reactive property
- if (name in Ctr.prototype) {
- instance.setProperty(name, value);
- } else {
- instance.setAttribute(name, value);
- }
- }
-
- instance.connectedCallback();
-
- yield `<${tagName}`;
- yield* instance.renderAttributes();
- yield `>`;
- const shadowContents = instance.renderShadow({});
- if (shadowContents !== undefined) {
- yield '<template shadowroot="open">';
- yield* shadowContents;
- yield '</template>';
- }
- yield children || ''; // don’t print “undefined” as string
- yield `</${tagName}>`;
-}
-
-async function renderToStaticMarkup(Component, props, children) {
- let tagName = Component;
-
- let out = '';
- for (let chunk of render(tagName, props, children)) {
- out += chunk;
- }
-
- return {
- html: out,
- };
-}
-
-export default {
- check,
- renderToStaticMarkup,
-};