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lsp: fix formatting_sync with multiple clients (#13233)

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buf_request_sync returns a table indexed by the client id, so when
starting a second client on a separate buffer, result[1] will be nil.

Closes #13232.

Co-authored-by: francisco souza <fsouza@users.noreply.github.com>
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francisco souza 2020-11-07 14:31:55 -08:00 committed by GitHub
parent df750e7248
commit 5161ff88fa
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1 changed files with 3 additions and 2 deletions
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5
runtime/lua/vim/lsp/buf.lua
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@ -138,8 +138,9 @@ end
function M.formatting_sync(options, timeout_ms)
local params = util.make_formatting_params(options)
local result = vim.lsp.buf_request_sync(0, "textDocument/formatting", params, timeout_ms)
if not result then return end
result = result[1].result
if not result or vim.tbl_isempty(result) then return end
local _, formatting_result = next(result)
result = formatting_result.result
if not result then return end
vim.lsp.util.apply_text_edits(result)
end