feat(vite): add update checker (#3372)

Author: marvinhagemeister

packages/fresh/src/constants.ts

@@ -10,3 +10,5 @@ export const DAY = HOUR * 24;
 export const WEEK = DAY * 7;
 
 export const ASSET_CACHE_BUST_KEY = "__frsh_c";
+
+export const UPDATE_INTERVAL = DAY;

packages/fresh/src/dev/builder.ts

@@ -25,7 +25,7 @@ import { parseDirPath } from "../config.ts";
 import { pathToExportName, UniqueNamer } from "../utils.ts";
 import { checkDenoCompilerOptions } from "./check.ts";
 import { crawlFsItem } from "./fs_crawl.ts";
-import { DAY } from "../constants.ts";
+import { UPDATE_INTERVAL } from "../constants.ts";
 
 export interface BuildOptions {
   /**
@@ -158,7 +158,7 @@ export class Builder<State = any> {
     options: ListenOptions = {},
   ): Promise<void> {
     // Run update check in background
-    updateCheck(DAY).catch(() => {});
+    updateCheck(UPDATE_INTERVAL).catch(() => {});
 
     this.config.mode = "development";
 

packages/fresh/src/dev/update_check.ts

@@ -40,7 +40,7 @@ function getFreshCacheDir(): string | null {
   return null;
 }
 
-async function fetchLatestVersion() {
+async function fetchLatestVersion(): Promise<string> {
   const res = await fetch("https://dl.deno.land/fresh/release-latest.txt");
   if (res.ok) {
     return (await res.text()).trim().replace(/^v/, "");
@@ -49,7 +49,7 @@ async function fetchLatestVersion() {
   throw new Error(`Could not fetch latest version.`);
 }
 
-function readCurrentVersion() {
+function readCurrentVersion(): string {
   return CURRENT_FRESH_VERSION;
 }
 

packages/fresh/src/internals_dev.ts

@@ -10,3 +10,5 @@ export {
 } from "./dev/dev_build_cache.ts";
 export { specToName } from "./dev/builder.ts";
 export { pathToSpec, UniqueNamer } from "./utils.ts";
+export { updateCheck } from "./dev/update_check.ts";
+export { UPDATE_INTERVAL } from "./constants.ts";

packages/plugin-vite/src/mod.ts

@@ -14,7 +14,12 @@ import { clientSnapshot } from "./plugins/client_snapshot.ts";
 import { serverSnapshot } from "./plugins/server_snapshot.ts";
 import { patches } from "./plugins/patches.ts";
 import process from "node:process";
-import { specToName, UniqueNamer } from "@fresh/core/internal-dev";
+import {
+  specToName,
+  UniqueNamer,
+  UPDATE_INTERVAL,
+  updateCheck,
+} from "@fresh/core/internal-dev";
 import { checkImports } from "./plugins/verify_imports.ts";
 import { isBuiltin } from "node:module";
 
@@ -147,6 +152,9 @@ export function fresh(config?: FreshViteConfig): Plugin[] {
         };
       },
       configResolved(vConfig) {
+        // Run update check in background
+        updateCheck(UPDATE_INTERVAL).catch(() => {});
+
         fConfig.islandsDir = pathWithRoot(fConfig.islandsDir, vConfig.root);
         fConfig.routeDir = pathWithRoot(fConfig.routeDir, vConfig.root);