more configuration
This commit is contained in:
parent
083e37a173
commit
c758f66b27
98
local.tsx
98
local.tsx
@ -1,32 +1,71 @@
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import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
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import Setup, {Transpile} from "./serve.tsx";
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const Directory = `file://${Deno.cwd().replaceAll("\\", "/")}`;
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Transpile.Config.sourceMaps = "inline";
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Setup({Proxy:Directory});
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import Setup, {Transpile, Extension} from "./serve.tsx";
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const SocketsLive:Set<WebSocket> = new Set();
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const SocketsSend =(inData:string)=>{ console.log(inData); for (const socket of SocketsLive){ socket.send(inData); } }
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HTTP.serve((_req:Request)=>
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{
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if(_req.headers.get("upgrade") == "websocket")
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const Directory = `file://${Deno.cwd().replaceAll("\\", "/")}`;
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Setup({
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Proxy:Directory,
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SWCOp:
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{
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try
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sourceMaps: "inline",
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minify: false,
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jsc:
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{
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const { response, socket } = Deno.upgradeWebSocket(_req);
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socket.onopen = () => SocketsLive.add(socket);
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socket.onclose = () => SocketsLive.delete(socket);
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socket.onmessage = (e) => {};
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socket.onerror = (e) => console.log("Socket errored:", e);
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return response;
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target:"es2022",
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parser:
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{
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syntax: "typescript",
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tsx: true,
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}
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}
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catch(e)
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},
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async Serve(inReq, inURL, inExt)
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{
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if(inReq.headers.get("upgrade") == "websocket")
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{
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return new Response(e);
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try
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{
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const { response, socket } = Deno.upgradeWebSocket(inReq);
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socket.onopen = () => SocketsLive.add(socket);
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socket.onclose = () => SocketsLive.delete(socket);
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socket.onmessage = (e) => {};
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socket.onerror = (e) => console.log("Socket errored:", e);
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return response;
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}
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catch(e)
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{
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return new Response(e);
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}
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}
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if(!inExt)
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{
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await fetch(Directory+"/deno.json");
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return new Response(
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`<!doctype html>
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<html>
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<head>
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</head>
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<body>
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<div id="app"></div>
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<script type="importmap">
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{
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"imports":
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{
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"react":"https://esm.sh/preact/compat"
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}
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}
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</script>
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<script type="module"></script>
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</body>
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</html>`, {headers:{"content-type":"text/html"}});
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}
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return false;
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}
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return new Response(`websockets only`);
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}, { port: 4444 });
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});
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let blocking = false;
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const filesChanged:Map<string, string> = new Map();
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@ -40,15 +79,18 @@ for await (const event of Deno.watchFs(Deno.cwd()))
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{
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for await (const [path, action] of filesChanged)
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{
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const key = path.substring(Deno.cwd().length).replaceAll("\\", "/");
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if(action != "remove")
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{
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const tsx = await Transpile.Fetch(Directory+key, key, true);
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tsx && SocketsSend(key);
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}
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else
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if(Transpile.Check(Extension(path)))
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{
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Transpile.Cache.delete(key);
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const key = path.substring(Deno.cwd().length).replaceAll("\\", "/");
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if(action != "remove")
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{
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const tsx = await Transpile.Fetch(Directory+key, key, true, true);
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tsx && SocketsSend(key);
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}
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else
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{
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Transpile.Cache.delete(key);
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}
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}
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}
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filesChanged.clear();
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136
serve.tsx
136
serve.tsx
@ -2,19 +2,16 @@ import * as MIME from "https://deno.land/std@0.180.0/media_types/mod.ts";
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import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
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import * as SWCW from "https://esm.sh/@swc/wasm-web@1.3.62";
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export type Configuration = {Proxy:string, Allow:string, Reset:string, Local:boolean};
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export type ConfigurationArgs = {Proxy?:string, Allow?:string, Reset?:string, Local?:boolean};
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export let Configure:Configuration =
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type CustomHTTPHandler = (inReq:Request, inURL:URL, inExtension:string|false)=>false|Response|Promise<Response|false>
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type Configuration = {Proxy:string, Allow:string, Reset:string, SWCOp:SWCW.Options, Serve:CustomHTTPHandler};
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type ConfigurationArgs = {Proxy?:string, Allow?:string, Reset?:string, SWCOp?:SWCW.Options, Serve?:CustomHTTPHandler};
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let Configure:Configuration =
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{
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Proxy: "",
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Allow: "*",
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Reset: "/clear-cache",
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Local: false
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};
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export default (config:ConfigurationArgs)=> Configure = {...Configure, ...config};
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export const Transpile = {
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Config:
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Serve: ()=>false,
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SWCOp:
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{
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sourceMaps: false,
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minify: true,
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@ -35,9 +32,19 @@ export const Transpile = {
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{
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react: { runtime: "automatic" }
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}
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},
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} as SWCW.Options,
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}
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}
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};
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export default (config:ConfigurationArgs)=> Configure = {...Configure, ...config};
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export const Transpile =
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{
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Cache: new Map() as Map<string, string>,
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Files: ["tsx", "jsx", "ts", "js", "mjs"],
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Check(inExtension:string|false)
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{
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return inExtension ? this.Files.includes(inExtension) : false;
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},
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Clear()
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{
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const size = this.Cache.size;
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@ -46,76 +53,89 @@ export const Transpile = {
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},
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Fetch: async function(inPath:string, inKey:string, inCheckCache=true)
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{
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console.log("transpile", inPath)
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if(inPath.endsWith(".tsx") || inPath.endsWith(".jsx") || inPath.endsWith(".js") || inPath.endsWith(".mjs"))
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const check = this.Cache.get(inPath);
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if(check && inCheckCache)
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{
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const check = this.Cache.get(inPath);
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if(check && inCheckCache)
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{
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return check;
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}
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else
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{
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try
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{
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const resp = await fetch(inPath);
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const text = await resp.text();
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const {code} = await SWCW.transform(text, {...this.Config, filename:inKey});
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this.Cache.set(inKey, code);
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return code;
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}
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catch(e)
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{
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console.log(`xpile.tsx error. Key:${inKey} Path:${inPath} Error:"${e}"`);
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return null;
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}
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}
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return check;
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}
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else
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{
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return false;
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try
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{
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const resp = await fetch(inPath);
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const text = await resp.text();
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const {code} = await SWCW.transform(text, { ...Configure.SWCOp, filename:inKey});
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this.Cache.set(inKey, code);
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return code;
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}
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catch(e)
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{
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//console.log(`Transpile.Fetch error. Key:"${inKey}" Path:"${inPath}" Error:"${e}"`);
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return null;
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}
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}
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}
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};
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export const Extension =(inPath:string)=>
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{
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const posSlash = inPath.lastIndexOf("/");
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const posDot = inPath.lastIndexOf(".");
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return posDot > posSlash ? inPath.substring(posDot+1).toLowerCase() : false;
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};
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SWCW.default();
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console.log("starting server");
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HTTP.serve(async(req: Request)=>
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{
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const url:URL = new URL(req.url);
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const ext = Extension(url.pathname);
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const headers = {"content-type":"application/json", "Access-Control-Allow-Origin": Configure.Allow, "charset":"UTF-8"};
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if(url.pathname.endsWith("/"))
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// allow for custom handler
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const custom = await Configure.Serve(req, url, ext);
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if(custom)
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{
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return custom;
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}
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// implied index.html files
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if(!ext)
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{
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return new Response(`<!doctype html>
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<html>
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<head>
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</head>
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<body>
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<script type="importmap"></script>
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<script type="module"></script>
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</body>
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</html>`, {headers:{...headers, "content-type":"text/html"}});
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}
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// cache-reset route
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if(url.pathname === Configure.Reset)
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{
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return new Response(`cache cleared (${Transpile.Clear()} items)`);
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return new Response(`{"cleared":${Transpile.Clear()}}`, {headers});
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}
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const lookup = await Transpile.Fetch(Configure.Proxy + url.pathname, url.pathname);
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if(lookup === null)
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// transpileable files
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if(Transpile.Check(ext))
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{
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// error
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return new Response(`transpile error (see console)`, {status:404, headers:{"content-type":"application/javascript", "Access-Control-Allow-Origin": Configure.Allow, charset:"utf-8"}});
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const lookup = await Transpile.Fetch(Configure.Proxy + url.pathname, url.pathname);
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return new Response(lookup, {status:lookup?200:404, headers:{...headers, "content-type":"application/javascript"}} );
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}
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else if(lookup === false)
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// all other static files
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try
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{
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// not a javascript file
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try
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{
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const type = MIME.typeByExtension(url.pathname.substring(url.pathname.lastIndexOf("."))) || "text/html";
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const file = await fetch(Configure.Proxy + url.pathname);
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const text = await file.text();
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return new Response(text, {headers:{"content-type":type, "Access-Control-Allow-Origin":Configure.Allow, charset:"utf-8"}});
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}
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catch(e)
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{
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return new Response(`404 ${Configure.Proxy + url.pathname}`, {status:404});
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}
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const type = MIME.typeByExtension(ext);
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const file = await fetch(Configure.Proxy + url.pathname);
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const text = await file.text();
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return new Response(text, {headers:{...headers, "content-type":type||""}});
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}
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else
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catch(e)
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{
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return new Response(lookup, {headers:{"content-type":"application/javascript", "Access-Control-Allow-Origin": Configure.Allow, charset:"utf-8"}});
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return new Response(`{"error":"${e}", "path":"${url.pathname}"}`, {status:404, headers});
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}
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});
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