svgAttr: function(dom, name, val) {
// http://www.w3school.com.cn/xlink/xlink_reference.asp
// https://facebook.github.io/react/blog/2015/10/07/react-v0.14.html#notable-enh
// a ncements xlinkActuate, xlinkArcrole, xlinkHref, xlinkRole, xlinkShow,
// xlinkTitle, xlinkType eslint-disable-next-line
let method =
typeNumber(val) < 3 && !val ? "removeAttribute" : "setAttribute";
let nameRes = getSVGAttributeName(name);
if (nameRes.ifSpecial) {
let prefix = nameRes.name.split(":")[0];
// 将xlinkHref 转换为 xlink:href
dom[method + "NS"](NAMESPACE[prefix], nameRes.name, val || "");
} else {
dom[method](nameRes, typeNumber(val) !== 3 && !val ? "" : val);
}
},
function setStateByProps(instance, fiber, nextProps, prevState) {
fiber.errorHook = gDSFP;
let fn = fiber.type[gDSFP];
if (fn) {
let partialState = fn.call(null, nextProps, prevState);
if (typeNumber(partialState) === 8) {
fiber.memoizedState = Object.assign({}, prevState, partialState);
}
}
}
function getSafeValue(value) {
switch (typeNumber(value)) {
case 2:
case 3:
case 8:
case 4:
case 0:
return value;
default:
// function, symbol are assigned as empty strings
return "";
}
}
function getNonChildrenInnerMarkup(props) {
const innerHTML = props.dangerouslySetInnerHTML;
if (innerHTML != null) {
if (innerHTML.__html != null) {
return innerHTML.__html;
}
} else {
const content = props.children;
var n = typeNumber(content)
if (n === 3 || n === 4) {
return encodeEntities(content);
}
}
return null;
}
//fix 0.14对此方法的改动，之前refs里面保存的是虚拟DOM
function getDOMNode() {
return this;
}
export let Refs = {
// errorHook: string,//发生错误的生命周期钩子
// errorInfo: [], //已经构建好的错误信息
// doctors: null //医生节点
// error: null //第一个捕捉到的错误
fireRef(fiber, dom) {
let ref = fiber.ref;
let owner = fiber._owner;
try {
let number = typeNumber(ref);
refStrategy[number](owner, ref, dom);
if(owner && owner.__isStateless ){
delete fiber.ref;
fiber.deleteRef = true;
}
} catch (e) {
pushError(fiber, "ref", e);
}
},
};
const refStrategy = {
4: function(owner, ref, dom) {
//string
frame.type.type.$$typeof === REACT_PROVIDER_TYPE
) {
const provider = frame.type;
this.popProvider(provider);
}
continue;
}
const child = frame.children[frame.childIndex++];
out += this.render(child, frame.context, frame.domNamespace);
}
return out;
},
render(child, context, parentNamespace) {
var t = typeNumber(child)
if (t === 3 || t === 4) {
const text = '' + child;
if (text === '') {
return '';
}
if (this.makeStaticMarkup) {
return encodeEntities(text);
}
if (this.previousWasTextNode) {
return '<!-- -->' + encodeEntities(text);
}
this.previousWasTextNode = true;
return encodeEntities(text);
} else {
let nextChild;