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arg new/old

This commit is contained in:
Seth Trowbridge 2023-06-18 07:36:55 -04:00
parent 24ba4e8f5b
commit a781b3300c
2 changed files with 17 additions and 10 deletions
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2
_lib_/hmr.tsx
View File

@ -19,7 +19,7 @@ Socket.addEventListener('message', async(event:{data:string})=>
handlers.forEach(handler=>handler(reImport));
HMR.update();
});
Socket.addEventListener("error", ()=>{clearInterval(SocketTimer); console.log("HRM socket lost")})
Socket.addEventListener("error", ()=>{clearInterval(SocketTimer); console.log("HMR socket lost")})
const SocketTimer = setInterval(()=>{Socket.send("ping")}, 5000);
const HMR =

25
_lib_/react.tsx
View File

@ -6,7 +6,7 @@ export type StateCapture = {state:StateType, set:ReactParts.StateUpdater<StateTy
type FuncArgs = [element:keyof ReactParts.JSX.IntrinsicElements, props:Record<string, string>, children:ReactParts.JSX.Element[]];
const H = ReactParts.createElement;
const MapAt =(inMap:Map<string, StateCapture>, inIndex:number)=>
const MapIndex =(inMap:Map<string, StateCapture>, inIndex:number)=>
{
let index = 0;
for(const kvp of inMap)
@ -58,18 +58,24 @@ const ProxyElement = (props:{__args:FuncArgs})=>
const ProxyState =(arg:StateType)=>
{
const id = ReactParts.useId();
//const argOriginal = arg;
// does statesOld have an entry for this state? use that instead of the passed arg
const check = MapAt(HMR.statesOld, HMR.statesNew.size);
const check = MapIndex(HMR.statesOld, HMR.statesNew.size);
const argOld = check ? check[1].state : arg;
const lastKnowReloads = HMR.reloads;
const [stateGet, stateSet] = ReactParts.useState(check ? check[1].state : arg);
const [stateGet, stateSet] = ReactParts.useState(argOld);
ReactParts.useEffect(()=>{
/*
i have no idea what this does
return ()=>{
if(HMR.reloads == lastKnowReloads)
{
// this is a switch/ui change, not a HMR reload change
const oldState = MapAt(HMR.statesOld, HMR.statesNew.size-1);
const oldState = MapIndex(HMR.statesOld, HMR.statesNew.size-1);
oldState && HMR.statesOld.set(oldState[0], {...oldState[1], state:arg});
console.log("check: ui-invoked")
@ -80,18 +86,19 @@ const ProxyState =(arg:StateType)=>
}
HMR.statesNew.delete(id);
}
*/
}, []);
if(!HMR.statesNew.has(id))
{
HMR.statesNew.set(id, {state:arg, set:stateSet, reload:HMR.reloads});
HMR.statesNew.set(id, {state:argOld, set:stateSet, reload:HMR.reloads});
}
function proxySetter (arg:StateType)
function proxySetter (inArg:StateType)
{
//console.log("state spy update", id, arg);
HMR.statesNew.set(id, {state:arg, set:stateSet, reload:HMR.reloads});
return stateSet(arg);
HMR.statesNew.set(id, {state:inArg, set:stateSet, reload:HMR.reloads});
return stateSet(inArg);
}
return [stateGet, proxySetter];