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import { normalizeURL } from "https://esm.town/v/stevekrouse/normalizeURL";
export const fetchJSON = async (
url: string | URL,
options?: RequestInit & {
bearer?: string;
fetch?: typeof fetch;
},
) => {
let headers = new Headers(options?.headers ?? {});
headers.set("accept", "application/json");
if (options?.bearer) {
headers.set("authorization", `Bearer ${options.bearer}`);
}
const traceparent = Deno.env.get("vt-traceparent");
if (traceparent) {
headers.set("traceparent", traceparent);
}
let fetch = options?.fetch ?? globalThis.fetch;
let resp = await fetch(normalizeURL(url), {
redirect: "follow",
...options,
headers,
});
let text = await resp.text();
try {
return JSON.parse(text);
}
catch (e) {
throw new Error(`fetchJSON error: ${e.message} in ${url}\n\n"${text}"`);
}
};
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v45 was merged from the PR "Add tracing to fetchJSON calls" by maxm
Comments
2
pomdtr avatar

It would be nice to improve the types of the function:

export const fetchJSON = async (url: string, options?: RequestInit) => {}

stevekrouse avatar

Thanks for the idea @pomdtr! I gave it a go, and included the new custom bearer options param I added -- what do you think?

v45
July 2, 2024