@appsemble/node-utils/formData.js

NodeJS utilities used by Appsemble internally.

import { ReadStream } from 'node:fs';
import FormData from 'form-data';
function appendFormData(key, value, form) {
    if (value === undefined) {
        return;
    }
    if (Array.isArray(value)) {
        for (const val of value) {
            appendFormData(key, val, form);
        }
    }
    else {
        form.append(key, typeof value === 'string' || Buffer.isBuffer(value) || value instanceof ReadStream
            ? value
            : JSON.stringify(value));
    }
}
/**
 * A convenience function for creating form data.
 *
 * @param data A key / value record of fields to append to the form data.  Booleans, numbers,
 *   strings, and `null` will be added to the form data raw. Objects will be transformed to JSON
 *   objects. Arrays will be iterated over and every item will be appended for the given key.
 * @returns The data represented as form data.
 */
export function createFormData(data) {
    const form = new FormData();
    for (const [key, value] of Object.entries(data)) {
        appendFormData(key, value, form);
    }
    return form;
}
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