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bokeh / server / static / js / lib / embed / dom.js
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import { div, replaceWith } from "../core/dom";
import { root } from "../styles/root.css";
// Matches Bokeh CSS class selector. Setting all Bokeh parent element class names
// with this var prevents user configurations where css styling is unset.
export const BOKEH_ROOT = root;
function _get_element(elementid) {
    let element = document.getElementById(elementid);
    if (element == null)
        throw new Error(`Error rendering Bokeh model: could not find #${elementid} HTML tag`);
    if (!document.body.contains(element))
        throw new Error(`Error rendering Bokeh model: element #${elementid} must be under <body>`);
    // If autoload script, replace script tag with div for embedding.
    if (element.tagName == "SCRIPT") {
        const root_el = div({ class: BOKEH_ROOT });
        replaceWith(element, root_el);
        element = root_el;
    }
    return element;
}
export function _resolve_element(item) {
    const { elementid } = item;
    if (elementid != null)
        return _get_element(elementid);
    else
        return document.body;
}
export function _resolve_root_elements(item) {
    const roots = [];
    if ((item.root_ids != null) && (item.roots != null)) {
        for (const root_id of item.root_ids)
            roots.push(_get_element(item.roots[root_id]));
    }
    return roots;
}
//# sourceMappingURL=dom.js.map