From 66a58c41a871a8b3fd661b55db47abd7a86963c0 Mon Sep 17 00:00:00 2001
From: Jeremy Tuloup <jeremy.tuloup@gmail.com>
Date: Thu, 30 Nov 2023 10:51:32 +0100
Subject: [PATCH] First lint pass

---
 src/index.ts             |  4 +--
 src/web_worker_kernel.ts | 21 ++++++++--------
 src/worker.ts            | 54 +++++++++++++++++++---------------------
 3 files changed, 37 insertions(+), 42 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index aeff7d2..43a0229 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -36,7 +36,7 @@ console.log(kernel_dir);
 
 // fetch kernel spec for each kernel
 const kernel_specs = kernel_dir.map(kernel_dir => {
-  let spec: any = getPkgJson('kernels/' + kernel_dir + '/kernel.json');
+  const spec: any = getPkgJson('kernels/' + kernel_dir + '/kernel.json');
   spec.name = kernel_dir;
   spec.dir = kernel_dir;
   spec.resources = {
@@ -49,7 +49,7 @@ const kernel_specs = kernel_dir.map(kernel_dir => {
 console.log(kernel_specs);
 
 const server_kernels = kernel_specs.map(spec => {
-  let server_kernel: JupyterLiteServerPlugin<void> = {
+  const server_kernel: JupyterLiteServerPlugin<void> = {
     // use name from spec
     id: `@jupyterlite/${spec.name}-extension:kernel`,
     autoStart: true,
diff --git a/src/web_worker_kernel.ts b/src/web_worker_kernel.ts
index b82fb63..d0d1eb4 100644
--- a/src/web_worker_kernel.ts
+++ b/src/web_worker_kernel.ts
@@ -29,17 +29,14 @@ export class WebWorkerKernel implements IKernel {
    *
    * @param options The instantiation options for a new WebWorkerKernel
    */
-  constructor(
-    options: WebWorkerKernel.IOptions,
-    spec: any,
-  ) {
-    const { id, name, sendMessage, location} = options;
+  constructor(options: WebWorkerKernel.IOptions, spec: any) {
+    const { id, name, sendMessage, location } = options;
     this._id = id;
     this._name = name;
     this._location = location;
     this._spec = spec;
     this._sendMessage = sendMessage;
-    this._worker = new Worker(new URL(`./worker.js`, import.meta.url), {
+    this._worker = new Worker(new URL('./worker.js', import.meta.url), {
       type: 'module'
     });
 
@@ -48,10 +45,12 @@ export class WebWorkerKernel implements IKernel {
     };
     this._remote = wrap(this._worker);
     this._remote.processMessage({
-      msg:{header: {
-        msg_type: 'initialize',
-      }},
-      spec : this._spec
+      msg: {
+        header: {
+          msg_type: 'initialize'
+        }
+      },
+      spec: this._spec
     });
     this.initFileSystem(options);
   }
@@ -215,4 +214,4 @@ export namespace WebWorkerKernel {
   export interface IOptions extends IKernel.IOptions {
     mountDrive: boolean;
   }
-}
\ No newline at end of file
+}
diff --git a/src/worker.ts b/src/worker.ts
index 8d10416..e770ce4 100644
--- a/src/worker.ts
+++ b/src/worker.ts
@@ -97,13 +97,9 @@ async function get_stdin() {
 
 (self as any).get_stdin = get_stdin;
 
-
-
-
 class XeusKernel {
   constructor(resolve: any) {
     this._resolve = resolve;
-
   }
 
   async ready(): Promise<void> {
@@ -141,8 +137,7 @@ class XeusKernel {
 
   async processMessage(event: any): Promise<void> {
     const msg_type = event.msg.header.msg_type;
-    if(msg_type === 'initialize') {
-
+    if (msg_type === 'initialize') {
       const spec = event.spec;
       this._spec = spec;
       await this.initialize();
@@ -150,7 +145,6 @@ class XeusKernel {
       return;
     }
 
-
     await this.ready();
 
     if (
@@ -163,7 +157,6 @@ class XeusKernel {
       globalThis.toplevel_promise = null;
     }
 
-
     if (msg_type === 'input_reply') {
       resolveInputReply(event.msg);
     } else {
@@ -188,19 +181,26 @@ class XeusKernel {
       }
     });
     try {
-
       await this.waitRunDependency();
       console.log(globalThis.Module);
 
-      if(globalThis.Module['async_init'] !== undefined) {
+      if (globalThis.Module['async_init'] !== undefined) {
         console.log('!!!async_init!!!!');
-        const kernel_root_url=`kernels/${dir}`
-        const pkg_root_url = `kernel_packages`
-        console.log("with kernel_root_url", kernel_root_url, "and pkg_root_url", pkg_root_url);
+        const kernel_root_url = `kernels/${dir}`;
+        const pkg_root_url = 'kernel_packages';
+        console.log(
+          'with kernel_root_url',
+          kernel_root_url,
+          'and pkg_root_url',
+          pkg_root_url
+        );
         const verbose = true;
-        await globalThis.Module['async_init'](kernel_root_url,pkg_root_url, verbose);
-      }
-      else{
+        await globalThis.Module['async_init'](
+          kernel_root_url,
+          pkg_root_url,
+          verbose
+        );
+      } else {
         console.log('!!!NO async_init!!!!');
       }
 
@@ -214,17 +214,15 @@ class XeusKernel {
       console.log('!!!start!!!');
       this._raw_xkernel.start();
       console.log('!!!start-DONE!!!');
-    }
-    catch (e) {
-        if( typeof e === 'number' ) {
-          const msg = globalThis.Module.get_exception_message(e);
-          console.error(msg);
-          throw new Error(msg);
-        }
-        else {
-          console.error(e);
-          throw(e);
-        }
+    } catch (e) {
+      if (typeof e === 'number') {
+        const msg = globalThis.Module.get_exception_message(e);
+        console.error(msg);
+        throw new Error(msg);
+      } else {
+        console.error(e);
+        throw e;
+      }
     }
     this._resolve();
   }
@@ -255,5 +253,3 @@ class XeusKernel {
 globalThis.ready = new Promise(resolve => {
   expose(new XeusKernel(resolve));
 });
-
-