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62d00722e1
the radical change in the implementation doesn't stem from the glimmer migration, but rather the fact that previously the component was single-use – changing any of its args didn't (and couldn't) be reflected because hljs was replacing the nodes so all the ember bookkeeping was gone. Co-authored-by: David Taylor <david@taylorhq.com>
26 lines
723 B
Plaintext
26 lines
723 B
Plaintext
import Component from "@glimmer/component";
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import { service } from "@ember/service";
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import { modifier } from "ember-modifier";
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import highlightSyntax from "discourse/lib/highlight-syntax";
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export default class HighlightedCode extends Component {
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@service session;
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@service siteSettings;
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highlight = modifier(async (element) => {
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const code = document.createElement("code");
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code.classList.add(`lang-${this.args.lang}`);
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code.textContent = this.args.code;
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const pre = document.createElement("pre");
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pre.appendChild(code);
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element.replaceChildren(pre);
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await highlightSyntax(pre, this.siteSettings, this.session);
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});
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<template>
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<div {{this.highlight}}></div>
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</template>
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}
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