Internal Server Error with Comments Above #lang line

[AlexMaclean]

Environment

• OS: Windows
• OS Version: 10
• VS Code Version: 1.52.1
• Racket version 7.9
• Racket Langserver checksum: 68206e30ecdeedabc97f121b0493ffe2af11e99f
• Magic Racket version: 0.5.7

Error message

Caught exn in request "textDocument/documentSymbol"
get-lexer: 'before-lang-line

[Error - 3:29:48 PM] Request textDocument/documentSymbol failed.
  Message: internal error in method "textDocument/documentSymbol"
  Code: -32603 

[Eugleo]

Thanks for the report. Can you send me the faulty file?

[AlexMaclean]

@Eugleo, Here's a copy of a file and the errors I'm seeing:

example.rkt:

;;Comment

#lang racket

(+ 3 4)

Output:

Caught exn in request "textDocument/documentSymbol"
get-lexer: 'before-lang-line

[Error - 1:09:15 PM] Request textDocument/documentSymbol failed.
  Message: internal error in method "textDocument/documentSymbol"
  Code: -32603
Caught exn in request "textDocument/documentSymbol"
get-lexer: 'before-lang-line

[Error - 1:09:23 PM] Request textDocument/documentSymbol failed.
  Message: internal error in method "textDocument/documentSymbol"
  Code: -32603
Caught exn in request "textDocument/documentSymbol"
get-lexer: 'before-lang-line

[Error - 1:09:26 PM] Request textDocument/documentSymbol failed.
  Message: internal error in method "textDocument/documentSymbol"
  Code: -32603
Caught exn in request "textDocument/documentSymbol"
get-lexer: 'before-lang-line

[Error - 1:09:28 PM] Request textDocument/documentSymbol failed.
  Message: internal error in method "textDocument/documentSymbol"
  Code: -32603

[Eugleo]

Thanks. This is a well-known problem with the langserver; for now, the #lang has to be declared on the very first line in the file. Please follow this issue for updates.