43 lines
971 B
JavaScript
43 lines
971 B
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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* @format
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*/
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'use strict';
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const binaryToBase64 = require('binaryToBase64');
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const Blob = require('Blob');
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const FormData = require('FormData');
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export type RequestBody =
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| string
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| Blob
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| FormData
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| {uri: string}
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| ArrayBuffer
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| $ArrayBufferView;
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function convertRequestBody(body: RequestBody): Object {
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if (typeof body === 'string') {
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return {string: body};
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}
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if (body instanceof Blob) {
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return {blob: body.data};
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}
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if (body instanceof FormData) {
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return {formData: body.getParts()};
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}
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if (body instanceof ArrayBuffer || ArrayBuffer.isView(body)) {
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// $FlowFixMe: no way to assert that 'body' is indeed an ArrayBufferView
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return {base64: binaryToBase64(body)};
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}
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return body;
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}
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module.exports = convertRequestBody;
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