app/lib/content/load-pipeline.server.ts

Functions

Imports

It imports app/lib/content/pipeline.mjs, app/lib/content/wasm.server.ts. Imported by app/kb/procedures/save.server.ts, app/kb/registry/host.server.ts, app/lib/cv/pdf.server.ts, app/lib/cv/save.server.ts, app/lib/dictionary/save.server.ts, app/lib/editor/publish.server.ts, app/lib/llms/save.server.ts, app/lib/pages/save.server.ts, app/lib/phages/save.server.ts, app/lib/roster/save.server.ts, app/routes/admin.preview.ts.

Source

1// Never import pipeline.mjs statically from app or worker code: it drags shiki, katex, Plot and
2// linkedom into every cold isolate (4.4 MB chunk, measured), and nothing checks for it.
3// Isolate-wide: the loaded modules are the same for every request.
4let pipeline: Promise<typeof import("./pipeline.mjs")> | undefined;
5
6export function loadPipeline(): Promise<typeof import("./pipeline.mjs")> {
7  // A failed load is not cached, so one bad fetch is not every later save's error.
8  pipeline ??= Promise.all([import("./wasm.server"), import("./pipeline.mjs")])
9    .then(([{ instantiate }, loaded]) => {
10      loaded.setWasmLoader(() => instantiate);
11      return loaded;
12    })
13    .catch((error) => {
14      pipeline = undefined;
15      throw error;
16    });
17  return pipeline;
18}