Back to packages list
Vals using @extism/extism
Description from the NPM package:
Extism runtime for JavaScript
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
import createPlugin from "https://esm.sh/@extism/extism";
export const text2png = async (text: string, color: string, fontSize: number): Promise<Blob> => {
const plugin = await createPlugin(
"https://cdn.modsurfer.dylibso.com/api/v1/module/2c9eb901052b1e6397d2414bdb796975407cc87085e6b5fe9564932538d8af51.wasm",
{ useWasi: false },
);
const input = JSON.stringify({
value: text,
color: color,
font_size: fontSize,
});
const out = await plugin.call("handle", input);
return await b64toBlob(out.json().value, "image/png");
};
const b64toBlob = (base64, type = "application/octet-stream") =>
fetch(`data:${type};base64,${base64}`).then(res => res.blob());
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
import createPlugin from "https://esm.sh/@extism/extism";
export default async function(req: Request): Promise<Response> {
const plugin = await createPlugin(
"https://cdn.modsurfer.dylibso.com/api/v1/module/d7c54420f559239689b0b3df41ab8a692d7450120397190cb1167dc05008f633.wasm",
{ useWasi: false },
);
const q = new URL(req.url).searchParams;
const input = JSON.stringify({
value: q.get("text"),
color: q.get("color"),
font_size: parseInt(q.get("font_size")),
});
const out = await plugin.call("image", input);
return new Response(out.bytes(), {
headers: { "Content-type": "image/png" },
});
}
1
2
3
4
5
6
7
8
9
10
11
12
13
14
import createPlugin from "https://esm.sh/@extism/extism";
export default async function(req: Request): Promise<Response> {
const plugin = await createPlugin(
"https://cdn.modsurfer.dylibso.com/api/v1/module/ec17c9afde08aa9e7fa857fe2c9cbb9206e3a3dbec98429ceebd3421de7070da.wasm",
{ useWasi: false },
);
const data = {
event_file_name: "input.md",
event_file_data: btoa(await req.text()),
};
let out = await plugin.call("on_file_write", JSON.stringify(data));
return Response.json(out.json());
}
1
2
3
4
5
6
7
8
9
10
11
12
13
14
import createPlugin from "https://esm.sh/@extism/extism";
export default async function(req: Request): Promise<Response> {
const plugin = await createPlugin(
"https://cdn.modsurfer.dylibso.com/api/v1/module/ec17c9afde08aa9e7fa857fe2c9cbb9206e3a3dbec98429ceebd3421de7070da.wasm",
{ useWasi: false },
);
const data = {
event_file_name: "input.md",
event_file_data: btoa(await req.text()),
};
let out = await plugin.call("on_file_write", JSON.stringify(data));
return Response.json(out.json());
}