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fix(lsp): fix nil value error in get_group (#19735)

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`server_capabilities` can be nil until the server is initialized.
Reproduced with:

    vim.lsp.stop_client(vim.lsp.start_client {
      cmd = { vim.v.progpath, '-es', '-u', 'NONE', '--headless' };
    })
This commit is contained in:
Mathias Fußenegger
2022-08-12 10:10:03 +02:00
committed by GitHub
parent 103f10d901
commit 02289ab898
1 changed files with 2 additions and 1 deletions
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3
runtime/lua/vim/lsp.lua
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@@ -400,7 +400,8 @@ do
---@return CTGroup
local function get_group(client)
local allow_inc_sync = if_nil(client.config.flags.allow_incremental_sync, true)
local change_capability = vim.tbl_get(client.server_capabilities, 'textDocumentSync', 'change')
local change_capability =
vim.tbl_get(client.server_capabilities or {}, 'textDocumentSync', 'change')
local sync_kind = change_capability or protocol.TextDocumentSyncKind.None
if not allow_inc_sync and change_capability == protocol.TextDocumentSyncKind.Incremental then
sync_kind = protocol.TextDocumentSyncKind.Full