| 24 | let highlighterPromise: Promise<Highlighter> | null = null; |
| 25 | |
| 26 | function getHighlighter(): Promise<Highlighter> { |
| 27 | if (!highlighterPromise) { |
| 28 | highlighterPromise = import("shiki").then(({ createHighlighter }) => |
| 29 | createHighlighter({ |
| 30 | themes: ["github-dark", "github-light"], |
| 31 | langs: [ |
| 32 | "typescript", |
| 33 | "javascript", |
| 34 | "tsx", |
| 35 | "jsx", |
| 36 | "python", |
| 37 | "bash", |
| 38 | "shell", |
| 39 | "json", |
| 40 | "yaml", |
| 41 | "markdown", |
| 42 | "css", |
| 43 | "html", |
| 44 | "rust", |
| 45 | "go", |
| 46 | "java", |
| 47 | "c", |
| 48 | "cpp", |
| 49 | "sql", |
| 50 | "dockerfile", |
| 51 | ], |
| 52 | }) |
| 53 | ); |
| 54 | } |
| 55 | return highlighterPromise; |
| 56 | } |
| 57 | |
| 58 | async function highlight(msg: InMessage): Promise<OutMessage> { |
| 59 | const highlighter = await getHighlighter(); |