feat: improve error message

src/routes/route-utils.ts

@@ -1,6 +1,12 @@
 import * as express from "express";
+import AnonymizedFile from "../AnonymizedFile";
+import AnonymousError from "../AnonymousError";
 import * as db from "../database/database";
 import UserModel from "../database/users/users.model";
+import Repository from "../Repository";
+import GitHubBase from "../source/GitHubBase";
+import GitHubDownload from "../source/GitHubDownload";
+import { GitHubRepository } from "../source/GitHubRepository";
 import User from "../User";
 
 export async function getRepo(
@@ -31,8 +37,35 @@ export async function getRepo(
   }
 }
 
+function printError(error: any) {
+  if (error instanceof AnonymousError) {
+    let detail = error.value?.toString();
+    if (error.value instanceof Repository) {
+      detail = error.value.repoId;
+    } else if (error.value instanceof AnonymizedFile) {
+      detail = `/r/${error.value.repository.repoId}/${error.value.anonymizedPath}`;
+    } else if (error.value instanceof GitHubRepository) {
+      detail = `${error.value.fullName}`;
+    } else if (error.value instanceof User) {
+      detail = `${error.value.username}`;
+    } else if (error.value instanceof GitHubBase) {
+      detail = `${error.value.repository.repoId}`;
+    }
+    console.error(
+      "[ERROR]",
+      error.message,
+      `'${detail}'`,
+      error.stack.split("\n")[1].trim()
+    );
+  } else if (error instanceof Error) {
+    console.error(error);
+  } else {
+    console.error(error);
+  }
+}
+
 export function handleError(error: any, res: express.Response) {
-  console.log(error);
+  printError(error);
   let message = error;
   if (error instanceof Error) {
     message = error.message;
@@ -52,12 +85,12 @@ export async function getUser(req: express.Request) {
   const user = (req.user as any).user;
   if (!user) {
     req.logout();
-    throw new Error("not_connected");
+    throw new AnonymousError("not_connected");
   }
   const model = await UserModel.findById(user._id);
   if (!model) {
     req.logout();
-    throw new Error("not_connected");
+    throw new AnonymousError("not_connected");
   }
   return new User(model);
 }