unpkg/public/react-dom@16.7.0/umd/react-dom-unstable-fizz.bro...

145 lines
3.6 KiB
JavaScript

/** @license React v16.7.0
* react-dom-unstable-fizz.browser.development.js
*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
'use strict';
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.ReactDOMFizzServer = factory());
}(this, (function () { 'use strict';
function scheduleWork(callback) {
callback();
}
function flushBuffered(destination) {
// WHATWG Streams do not yet have a way to flush the underlying
// transform streams. https://github.com/whatwg/streams/issues/960
}
function writeChunk(destination, buffer) {
destination.enqueue(buffer);
}
function close(destination) {
destination.close();
}
var textEncoder = new TextEncoder();
function convertStringToBuffer(content) {
return textEncoder.encode(content);
}
function formatChunk(type, props) {
var str = '<' + type + '>';
if (typeof props.children === 'string') {
str += props.children;
}
str += '</' + type + '>';
return convertStringToBuffer(str);
}
// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
// nor polyfill, then a plain number is used for performance.
var hasSymbol = typeof Symbol === 'function' && Symbol.for;
var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7;
function createRequest(children, destination) {
return { destination: destination, children: children, completedChunks: [], flowing: false };
}
function performWork(request) {
var element = request.children;
request.children = null;
if (element && element.$$typeof !== REACT_ELEMENT_TYPE) {
return;
}
var type = element.type;
var props = element.props;
if (typeof type !== 'string') {
return;
}
request.completedChunks.push(formatChunk(type, props));
if (request.flowing) {
flushCompletedChunks(request);
}
flushBuffered(request.destination);
}
function flushCompletedChunks(request) {
var destination = request.destination;
var chunks = request.completedChunks;
request.completedChunks = [];
try {
for (var i = 0; i < chunks.length; i++) {
var chunk = chunks[i];
writeChunk(destination, chunk);
}
} finally {
}
close(destination);
}
function startWork(request) {
request.flowing = true;
scheduleWork(function () {
return performWork(request);
});
}
function startFlowing(request, desiredBytes) {
request.flowing = false;
flushCompletedChunks(request);
}
// This file intentionally does *not* have the Flow annotation.
// Don't add it. See `./inline-typed.js` for an explanation.
function renderToReadableStream(children) {
var request = void 0;
return new ReadableStream({
start: function (controller) {
request = createRequest(children, controller);
startWork(request);
},
pull: function (controller) {
startFlowing(request, controller.desiredSize);
},
cancel: function (reason) {}
});
}
var ReactDOMFizzServerBrowser = {
renderToReadableStream: renderToReadableStream
};
var ReactDOMFizzServerBrowser$1 = Object.freeze({
default: ReactDOMFizzServerBrowser
});
var ReactDOMFizzServerBrowser$2 = ( ReactDOMFizzServerBrowser$1 && ReactDOMFizzServerBrowser ) || ReactDOMFizzServerBrowser$1;
// TODO: decide on the top-level export form.
// This is hacky but makes it work with both Rollup and Jest
var unstableFizz_browser = ReactDOMFizzServerBrowser$2.default || ReactDOMFizzServerBrowser$2;
return unstableFizz_browser;
})));