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/// <reference types="node" /> | |
import { inspect } from "util"; | |
import { File } from "./File"; | |
/** | |
* A `string` or `File` that represents a single value from a set of `FormData` key-value pairs. | |
*/ | |
export declare type FormDataEntryValue = string | File; | |
/** | |
* Constructor entries for FormData | |
*/ | |
export declare type FormDataConstructorEntries = Array<{ | |
name: string; | |
value: unknown; | |
fileName?: string; | |
}>; | |
/** | |
* Provides a way to easily construct a set of key/value pairs representing form fields and their values, which can then be easily sent using fetch(). | |
* | |
* Note that this object is not a part of Node.js, so you might need to check if an HTTP client of your choice support spec-compliant FormData. | |
* However, if your HTTP client does not support FormData, you can use [`form-data-encoder`](https://npmjs.com/package/form-data-encoder) package to handle "multipart/form-data" encoding. | |
*/ | |
export declare class FormData { | |
#private; | |
static [Symbol.hasInstance](value: unknown): value is FormData; | |
constructor(entries?: FormDataConstructorEntries); | |
/** | |
* Appends a new value onto an existing key inside a FormData object, | |
* or adds the key if it does not already exist. | |
* | |
* The difference between `set()` and `append()` is that if the specified key already exists, `set()` will overwrite all existing values with the new one, whereas `append()` will append the new value onto the end of the existing set of values. | |
* | |
* @param name The name of the field whose data is contained in `value`. | |
* @param value The field's value. This can be [`Blob`](https://developer.mozilla.org/en-US/docs/Web/API/Blob) | |
or [`File`](https://developer.mozilla.org/en-US/docs/Web/API/File). If none of these are specified the value is converted to a string. | |
* @param fileName The filename reported to the server, when a Blob or File is passed as the second parameter. The default filename for Blob objects is "blob". The default filename for File objects is the file's filename. | |
*/ | |
append(name: string, value: unknown, fileName?: string): void; | |
/** | |
* Set a new value for an existing key inside FormData, | |
* or add the new field if it does not already exist. | |
* | |
* @param name The name of the field whose data is contained in `value`. | |
* @param value The field's value. This can be [`Blob`](https://developer.mozilla.org/en-US/docs/Web/API/Blob) | |
or [`File`](https://developer.mozilla.org/en-US/docs/Web/API/File). If none of these are specified the value is converted to a string. | |
* @param fileName The filename reported to the server, when a Blob or File is passed as the second parameter. The default filename for Blob objects is "blob". The default filename for File objects is the file's filename. | |
* | |
*/ | |
set(name: string, value: unknown, fileName?: string): void; | |
/** | |
* Returns the first value associated with a given key from within a `FormData` object. | |
* If you expect multiple values and want all of them, use the `getAll()` method instead. | |
* | |
* @param {string} name A name of the value you want to retrieve. | |
* | |
* @returns A `FormDataEntryValue` containing the value. If the key doesn't exist, the method returns null. | |
*/ | |
get(name: string): FormDataEntryValue | null; | |
/** | |
* Returns all the values associated with a given key from within a `FormData` object. | |
* | |
* @param {string} name A name of the value you want to retrieve. | |
* | |
* @returns An array of `FormDataEntryValue` whose key matches the value passed in the `name` parameter. If the key doesn't exist, the method returns an empty list. | |
*/ | |
getAll(name: string): FormDataEntryValue[]; | |
/** | |
* Returns a boolean stating whether a `FormData` object contains a certain key. | |
* | |
* @param name A string representing the name of the key you want to test for. | |
* | |
* @return A boolean value. | |
*/ | |
has(name: string): boolean; | |
/** | |
* Deletes a key and its value(s) from a `FormData` object. | |
* | |
* @param name The name of the key you want to delete. | |
*/ | |
delete(name: string): void; | |
/** | |
* Returns an [`iterator`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols) allowing to go through all keys contained in this `FormData` object. | |
* Each key is a `string`. | |
*/ | |
keys(): Generator<string>; | |
/** | |
* Returns an [`iterator`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols) allowing to go through the `FormData` key/value pairs. | |
* The key of each pair is a string; the value is a [`FormDataValue`](https://developer.mozilla.org/en-US/docs/Web/API/FormDataEntryValue). | |
*/ | |
entries(): Generator<[string, FormDataEntryValue]>; | |
/** | |
* Returns an [`iterator`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols) allowing to go through all values contained in this object `FormData` object. | |
* Each value is a [`FormDataValue`](https://developer.mozilla.org/en-US/docs/Web/API/FormDataEntryValue). | |
*/ | |
values(): Generator<FormDataEntryValue>; | |
/** | |
* An alias for FormData#entries() | |
*/ | |
[Symbol.iterator](): Generator<[string, FormDataEntryValue], any, unknown>; | |
/** | |
* Executes given callback function for each field of the FormData instance | |
*/ | |
forEach(callback: (value: FormDataEntryValue, key: string, form: FormData) => void, thisArg?: unknown): void; | |
get [Symbol.toStringTag](): string; | |
[inspect.custom](): string; | |
} | |