Code completion for import suggestion stopped working #27640
Description
From @zfeher on October 9, 2018 9:44
- VSCode Version: 1.28.0
- VSCode Insiders Version: 1.29.0-insider (user setup) Commit: c1100ef Date: 2018-10-09T06:54:02.898Z
- OS Version: Windows 10 1803
Steps to Reproduce:
- open some project
- start to type a function name which is not yet imported. code completion should show import suggestions during typing and when pressing CTRL+SPACE
Does this issue occur when all extensions are disabled?: Yes
The following error occurs in TypeScript output
[Error - 11:27:50 AM] 'completionInfo' request failed with error.
Error processing request. Cannot read property 'some' of undefined
TypeError: Cannot read property 'some' of undefined
at c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:94664:59
at c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:108298:21
at forEachExternalModule (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:108311:21)
at Object.forEachExternalModuleToImportFrom (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:108296:13)
at getSymbolsFromOtherSourceFileExports (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:94651:28)
at getGlobalCompletions (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:94548:21)
at tryGetGlobalSymbols (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:94471:25)
at getCompletionData (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:94350:22)
at Object.getCompletionsAtPosition (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:93542:34)
at Object.getCompletionsAtPosition (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:114798:35)
at IOSession.Session.getCompletions (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:122583:64)
at Session.handlers.ts.createMapFromTemplate._a.(anonymous function) (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:121645:61)
at c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:123061:88
at IOSession.Session.executeWithRequestId (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:123052:28)
at IOSession.Session.executeCommand (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:123061:33)
at IOSession.Session.onMessage (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:123081:35)
at Interface.<anonymous> (c:\Users\zfeher\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\node_modules\typescript\lib\tsserver.js:124344:27)
at emitOne (events.js:116:13)
at Interface.emit (events.js:211:7)
at Interface._onLine (readline.js:282:10)
at Interface._normalWrite (readline.js:424:12)
at Socket.ondata (readline.js:141:10)
at emitOne (events.js:116:13)
at Socket.emit (events.js:211:7)
at addChunk (_stream_readable.js:263:12)
at readableAddChunk (_stream_readable.js:250:11)
at Socket.Readable.push (_stream_readable.js:208:10)
at Pipe.onread (net.js:594:20)
Copied from original issue: microsoft/vscode#60273