TS Server fatal error: Cannot read property 'indexOf' of undefined

[gumbyscout]

Issue Type: Bug

❗️❗️❗️ Please fill in the sections below to help us diagnose the issue ❗️❗️❗️

TypeScript Version: 4.1.4

Steps to reproduce crash
1.
2.
3.

TS Server Log
❗️Server logging disabled. To help us fix crashes like this, please enable logging by setting:

"typescript.tsserver.log": "verbose"

After enabling this setting, future crash reports will include the server log.

TS Server Error Stack
Server: semantic

TypeError: Cannot read property 'indexOf' of undefined
    at Object.parsePackageName (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:39472:30)
    at ConfiguredProject.Project.enablePlugin (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:151962:24)
    at ConfiguredProject.enablePluginsWithOptions (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:152477:30)
    at ProjectService.loadConfiguredProject (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154206:25)
    at ProjectService.createAndLoadConfiguredProject (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154145:22)
    at ProjectService.createLoadAndUpdateConfiguredProject (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154150:36)
    at ProjectService.assignProjectToOpenedScriptInfo (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155055:44)
    at /snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155395:97
    at Object.flatMap (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:513:25)
    at ProjectService.applyChangesInOpenFiles (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155395:41)
    at Session.handlers.ts.Map.ts.getEntries._a.<computed> (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:156413:46)
    at /snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158286:88
    at IOSession.Session.executeWithRequestId (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158277:28)
    at IOSession.Session.executeCommand (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158286:33)
    at IOSession.Session.onMessage (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158310:35)
    at Interface.<anonymous> (/snap/code/54/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:160520:27)
    at Interface.emit (events.js:315:20)
    at Interface._onLine (readline.js:329:10)
    at Interface._normalWrite (readline.js:474:12)
    at Socket.ondata (readline.js:186:10)
    at Socket.emit (events.js:315:20)
    at addChunk (_stream_readable.js:295:12)
    at readableAddChunk (_stream_readable.js:271:9)
    at Socket.Readable.push (_stream_readable.js:212:10)
    at Pipe.onStreamRead (internal/stream_base_commons.js:186:23)

VS Code version: Code 1.53.1 (5d424b8, 2021-02-08T23:30:54.166Z)
OS version: Linux x64 5.8.0-43-generic snap

System Info

Item	Value
CPUs	Intel(R) Core(TM) i7-10710U CPU @ 1.10GHz (12 x 1800)
GPU Status	2d_canvas: unavailable_software gpu_compositing: disabled_software multiple_raster_threads: enabled_on oop_rasterization: disabled_off opengl: disabled_off protected_video_decode: disabled_off rasterization: disabled_software skia_renderer: enabled_on video_decode: disabled_software vulkan: disabled_off webgl: unavailable_software webgl2: unavailable_software
Load (avg)	3, 2, 1
Memory (System)	15.34GB (5.84GB free)
Process Argv	--force-user-env --no-sandbox --unity-launch --no-sandbox --crash-reporter-id 0d5c8ca1-2924-4c12-9929-7a86817cd47f
Screen Reader	no
VM	0%
DESKTOP_SESSION	regolith
XDG_CURRENT_DESKTOP	Regolith:GNOME-Flashback:GNOME
XDG_SESSION_DESKTOP	regolith
XDG_SESSION_TYPE	x11

Extensions (17)

Extension	Author (truncated)	Version
ng-template	Ang	11.1.3
gitlens	eam	11.2.1
EditorConfig	Edi	0.16.4
vscode-npm-script	eg2	0.3.15
prettier-vscode	esb	5.9.2
vscode-pull-request-github	Git	0.23.0
Angular2	joh	11.0.0
vscode-docker	ms-	1.9.1
csharp	ms-	1.23.9
python	ms-	2021.1.502429796
jupyter	ms-	2020.12.414227025
atom-keybindings	ms-	3.0.9
vscode-typescript-tslint-plugin	ms-	1.3.3
vsliveshare	ms-	1.0.3629
vsliveshare-audio	ms-	0.1.91
vsliveshare-pack	ms-	0.4.0
vscode-proto3	zxh	0.5.3

(1 theme extensions excluded)

A/B Experiments

vsliv368:30146709
vsreu685:30147344
python383:30185418
vspyt653:30253241
vspor879:30202332
vspor708:30202333
vspor363:30204092
vswsl492:30211401
pythonvsdeb440:30248342
pythonvsded773:30248341
pythonvspyt875:30251590

[IllusionMH]

/duplicate of #116219
Fix should go out with VS Code 1.53.2