From 17574f1ef7adf4aea91ba497759ac3e3fed50f1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Sat, 4 Mar 2023 23:04:08 -0400
Subject: [PATCH] refactor: remove unused 40_diagnostics.js file (#18021)

This file was not used anywhere - even though it exposed an unstable
"Deno.DiagnosticCategory" API. Seems like a left over from when we
had "Deno.emit" API.
---
 runtime/build.rs             |  1 -
 runtime/js/40_diagnostics.js | 19 -------------------
 runtime/js/90_deno_ns.js     |  2 --
 3 files changed, 22 deletions(-)
 delete mode 100644 runtime/js/40_diagnostics.js

diff --git a/runtime/build.rs b/runtime/build.rs
index fd93b90019..df8e5acab9 100644
--- a/runtime/build.rs
+++ b/runtime/build.rs
@@ -203,7 +203,6 @@ mod startup_snapshot {
         "13_buffer.js",
         "30_fs.js",
         "30_os.js",
-        "40_diagnostics.js",
         "40_files.js",
         "40_fs_events.js",
         "40_http.js",
diff --git a/runtime/js/40_diagnostics.js b/runtime/js/40_diagnostics.js
deleted file mode 100644
index 669a54263c..0000000000
--- a/runtime/js/40_diagnostics.js
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
-
-// Diagnostic provides an abstraction for advice/errors received from a
-// compiler, which is strongly influenced by the format of TypeScript
-// diagnostics.
-
-const DiagnosticCategory = {
-  0: "Warning",
-  1: "Error",
-  2: "Suggestion",
-  3: "Message",
-
-  Warning: 0,
-  Error: 1,
-  Suggestion: 2,
-  Message: 3,
-};
-
-export { DiagnosticCategory };
diff --git a/runtime/js/90_deno_ns.js b/runtime/js/90_deno_ns.js
index 6bb3d10d69..a76eb5bde7 100644
--- a/runtime/js/90_deno_ns.js
+++ b/runtime/js/90_deno_ns.js
@@ -18,7 +18,6 @@ import * as io from "internal:deno_io/12_io.js";
 import * as buffer from "internal:runtime/13_buffer.js";
 import * as fs from "internal:runtime/30_fs.js";
 import * as os from "internal:runtime/30_os.js";
-import * as diagnostics from "internal:runtime/40_diagnostics.js";
 import * as files from "internal:runtime/40_files.js";
 import * as fsEvents from "internal:runtime/40_fs_events.js";
 import * as process from "internal:runtime/40_process.js";
@@ -158,7 +157,6 @@ const denoNs = {
 };
 
 const denoNsUnstable = {
-  DiagnosticCategory: diagnostics.DiagnosticCategory,
   listenDatagram: net.listenDatagram,
   umask: fs.umask,
   HttpClient: httpClient.HttpClient,