afpp/dist/resolveInput.js

Async Fast PDF Parser for Node.js — dependency-light, TypeScript-first, production-ready.

import { readFile } from 'node:fs/promises';
import { VerbosityLevel } from 'pdfjs-dist/legacy/build/pdf.mjs';
export async function resolveInput(input) {
    const params = {};
    switch (true) {
        case typeof input === 'string':
            params.data = new Uint8Array(await readFile(input));
            break;
        case Buffer.isBuffer(input):
            params.data = new Uint8Array(input);
            break;
        case input instanceof Uint8Array:
            params.data = input;
            break;
        case input instanceof URL:
            params.url = input;
            break;
        default:
            throw new Error(`Invalid source type: ${typeof input}`);
    }
    params.verbosity = VerbosityLevel.ERRORS;
    if (params.data !== undefined) {
        // Only disable streaming/range when we have full data in memory; URL inputs rely on HTTP range requests
        params.disableAutoFetch = true;
        params.disableStream = true;
        params.disableRange = true;
    }
    return params;
}
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