Function handleHotUpdate

packages/core/vite-plugin/src/index.ts:228–237

(ctx)

      return loadVirtualSource();
    },
    handleHotUpdate(ctx) {
      const configPath = resolveConfigPath();
      const jsoncPath = resolveJsoncPath();
      const isWatched =
        (configPath && ctx.file === configPath) || (jsoncPath && ctx.file === jsoncPath);
      if (!isWatched) return undefined;
      cachedSource = null;
      const mod = ctx.server.moduleGraph.getModuleById(RESOLVED_ID);
      return mod ? [mod] : undefined;
    },
  };
}