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Response.json + other helpers #6

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Merged
merged 3 commits into from
May 18, 2022
Merged

Response.json + other helpers #6

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2478234
Response.json as per https://github.com/whatwg/fetch/issues/1389
fabiancook Jan 28, 2022
15c05d4
Include arrayBuffer, formData, blob, text, as per https://github.com/…
fabiancook Jan 29, 2022
00b1fb3
remove buffer reference
fabiancook Jan 29, 2022
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55 changes: 55 additions & 0 deletions src/response.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,61 @@ class Response extends Body {
return response;
}

static json(body: unknown, init?: ResponseInit) {
const headers = new Headers(init?.headers);
if (!headers.has("Content-Type")) {
headers.set("Content-Type", "application/json");
}
return new Response(JSON.stringify(body), {
...init,
headers
});
}

static blob(body: Blob, init?: ResponseInit) {
const headers = new Headers(init?.headers);
if (!headers.has("Content-Type")) {
headers.set("Content-Type", body.type ?? "application/octet-stream");
}
return new Response(body, {
...init,
headers
});
}

static arrayBuffer(body: ArrayBuffer | Buffer, init?: ResponseInit) {
const headers = new Headers(init?.headers);
if (!headers.has("Content-Type")) {
headers.set("Content-Type", "application/octet-stream");
}
return new Response(body, {
...init,
headers
});
}

static text(body: string, init?: ResponseInit) {
const headers = new Headers(init?.headers);
if (!headers.has("Content-Type")) {
headers.set("Content-Type", "text/plain");
}
return new Response(body, {
...init,
headers
});
}

static formData(body: FormData, init?: ResponseInit) {
const headers = new Headers(init?.headers);
if (!headers.has("Content-Type")) {
headers.set("Content-Type", "multipart/form-data");
}
return new Response(body, {
...init,
headers
});
}

}

export { Response };