From f6971ca00147d014692d8337cc6aeedbb593b645 Mon Sep 17 00:00:00 2001
From: Brad Cornes <bradlc41@gmail.com>
Date: Fri, 12 Feb 2021 13:29:01 +0000
Subject: [PATCH] override console.log/error and catch unhandled rejections

---
 .../src/class-names/index.js                         |  3 ++-
 packages/tailwindcss-intellisense/src/lsp/server.ts  |  8 ++++++++
 .../src/lsp/util/formatError.ts                      | 12 ++++++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 packages/tailwindcss-intellisense/src/lsp/util/formatError.ts

diff --git a/packages/tailwindcss-intellisense/src/class-names/index.js b/packages/tailwindcss-intellisense/src/class-names/index.js
index 06177bd..2cb1b9b 100644
--- a/packages/tailwindcss-intellisense/src/class-names/index.js
+++ b/packages/tailwindcss-intellisense/src/class-names/index.js
@@ -17,6 +17,7 @@ import normalizePath from 'normalize-path'
 import { withUserEnvironment } from './environment'
 import execa from 'execa'
 import { klona } from 'klona/full'
+import { formatError } from '../lsp/util/formatError'
 
 function arraysEqual(arr1, arr2) {
   return (
@@ -238,7 +239,7 @@ export default async function getClassNames(
     result = await run()
     console.log('Initialised successfully.')
   } catch (error) {
-    console.error('Failed to initialise:', error)
+    console.error(formatError('Failed to initialise:', error))
     return null
   }
 
diff --git a/packages/tailwindcss-intellisense/src/lsp/server.ts b/packages/tailwindcss-intellisense/src/lsp/server.ts
index 9e5243c..53bd94f 100644
--- a/packages/tailwindcss-intellisense/src/lsp/server.ts
+++ b/packages/tailwindcss-intellisense/src/lsp/server.ts
@@ -36,12 +36,20 @@ import {
 import { createEmitter } from '../lib/emitter'
 import { registerDocumentColorProvider } from './providers/documentColorProvider'
 import { TextDocument } from 'vscode-languageserver-textdocument'
+import { formatError } from './util/formatError'
 
 let connection = createConnection(ProposedFeatures.all)
 const state: State = { enabled: false, emitter: createEmitter(connection) }
 let documents = new TextDocuments(TextDocument)
 let workspaceFolder: string | null
 
+console.log = connection.console.log.bind(connection.console)
+console.error = connection.console.error.bind(connection.console)
+
+process.on('unhandledRejection', (e: any) => {
+  connection.console.error(formatError(`Unhandled exception`, e))
+})
+
 const defaultSettings: Settings = {
   tabSize: 2,
   emmetCompletions: false,
diff --git a/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts b/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts
new file mode 100644
index 0000000..017eb5b
--- /dev/null
+++ b/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts
@@ -0,0 +1,12 @@
+// https://github.com/vscode-langservers/vscode-json-languageserver/blob/master/src/utils/runner.ts
+export function formatError(message: string, err: any): string {
+  if (err instanceof Error) {
+    let error = <Error>err
+    return `${message}: ${error.message}\n${error.stack}`
+  } else if (typeof err === 'string') {
+    return `${message}: ${err}`
+  } else if (err) {
+    return `${message}: ${err.toString()}`
+  }
+  return message
+}