42 lines
1.2 KiB
Plaintext
42 lines
1.2 KiB
Plaintext
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
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//#region src/middleware/pretty-json/index.ts
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const jsonContentTypeRegex = /^application\/(?:[a-z0-9._-]+\+)?json(?=$|[;\s])/i;
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/**
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* Pretty JSON Middleware for Hono.
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*
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* @see {@link https://hono.dev/docs/middleware/builtin/pretty-json}
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*
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* @param options - The options for the pretty JSON middleware.
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* @returns {MiddlewareHandler} The middleware handler function.
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*
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* @example
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* ```ts
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* const app = new Hono()
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*
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* app.use(prettyJSON()) // With options: prettyJSON({ space: 4 })
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* app.get('/', (c) => {
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* return c.json({ message: 'Hono!' })
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* })
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* ```
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*/
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const prettyJSON = (options) => {
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const targetQuery = options?.query ?? "pretty";
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return async function prettyJSON(c, next) {
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const pretty = options?.force || c.req.query(targetQuery) || c.req.query(targetQuery) === "";
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await next();
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const contentType = c.res.headers.get("Content-Type");
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if (pretty && contentType && jsonContentTypeRegex.test(contentType)) {
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let obj;
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try {
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obj = await c.res.clone().json();
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} catch {
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return;
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}
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c.res = new Response(JSON.stringify(obj, null, options?.space ?? 2), c.res);
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c.res.headers.delete("Content-Length");
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}
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};
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};
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//#endregion
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exports.prettyJSON = prettyJSON;
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