x/tools/gopls/internal/lsp/template: panic - slice bounds out of range (crash)

[kleinnic74]

gopls version: v0.11.0 (go1.19.3)
gopls flags:
update flags: proxy
extension version: 0.37.0
go version: 1.19.3
environment: Visual Studio Code win32
initialization error: undefined
issue timestamp: Tue, 20 Dec 2022 12:17:00 GMT
restart history:
Tue, 20 Dec 2022 09:27:58 GMT: activation (enabled: true)

ATTENTION: PLEASE PROVIDE THE DETAILS REQUESTED BELOW.

Describe what you observed.

panic: runtime error: slice bounds out of range [39:37]

goroutine 163 [running]:
golang.org/x/tools/gopls/internal/lsp/template.(*completer).complete(0xc001ea7350)
	  completion.go:116  0xd05
golang.org/x/tools/gopls/internal/lsp/template.Completion({0xc0016cd740%3F, 0xc001a4b048%3F}, {0x164d118%3F, 0xc0009a0160%3F}, {0x1644920, 0xc0004b7ce0}, {0x0%3F, 0x0%3F}, {0x1, {0x0, ...}})
	  completion.go:55  0x30e
golang.org/x/tools/gopls/internal/lsp.(*Server).completion(0x1257ec0%3F, {0x1640c78, 0xc000192300}, 0xc0018d5d10)
	  completion.go:43  0x31d
golang.org/x/tools/gopls/internal/lsp.(*Server).Completion(0xc000196320%3F, {0x1640c78%3F, 0xc000192300%3F}, 0x1257ec0%3F)
	  server_gen.go:28  0x25
golang.org/x/tools/gopls/internal/lsp/protocol.serverDispatch({0x1640c78, 0xc000192300}, {0x1650ae0, 0xc00037a100}, 0xc0018d2270, {0x1641068, 0xc000192280})
	  tsserver.go:269  0x20c2
golang.org/x/tools/gopls/internal/lsp/protocol.ServerHandler.func1({0x1640c78, 0xc000192300}, 0xc0018d2270, {0x1641068, 0xc000192280})
	  protocol.go:157  0x90
golang.org/x/tools/gopls/internal/lsp/lsprpc.handshaker.func1({0x1640c78, 0xc000192300}, 0xc0018d2270, {0x1641068%3F, 0xc000192280%3F})
	  lsprpc.go:519  0xa39
golang.org/x/tools/internal/jsonrpc2.MustReplyHandler.func1({0x1640c78, 0xc000192300}, 0xc00028e378, {0x1641068%3F, 0xc000192280%3F})
	  handler.go:35  0xf6
golang.org/x/tools/internal/jsonrpc2.AsyncHandler.func1.2()
	  handler.go:103  0xa3
created by golang.org/x/tools/internal/jsonrpc2.AsyncHandler.func1
	  handler.go:100  0x20a
[Error - 13:16:48] 

OPTIONAL: If you would like to share more information, you can attach your complete gopls logs.

NOTE: THESE MAY CONTAIN SENSITIVE INFORMATION ABOUT YOUR CODEBASE.
DO NOT SHARE LOGS IF YOU ARE WORKING IN A PRIVATE REPOSITORY.

<OPTIONAL: ATTACH LOGS HERE>

[findleyr]

CC @pjweinb

[findleyr]

CC @pjweinb