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docs: LspAttach, LspDetach examples #30661

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The current LspAttach example shows setting options which are already
set by default. We should expect that users are going to copy-paste
these examples, so we shouldn't use examples that are superfluous and
unnecessary.
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Gregory Anders 2024-10-06 13:53:29 -05:00 committed by GitHub
parent 6628741ada
commit 5da2a171f7
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1 changed files with 15 additions and 18 deletions
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33
runtime/doc/lsp.txt
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@ -87,8 +87,11 @@ To override or delete any of the above defaults, set or unset the options on
vim.api.nvim_create_autocmd('LspAttach', {
callback = function(args)
-- Unset 'formatexpr'
vim.bo[args.buf].formatexpr = nil
-- Unset 'omnifunc'
vim.bo[args.buf].omnifunc = nil
-- Unmap K
vim.keymap.del('n', 'K', { buffer = args.buf })
end,
})
@ -119,6 +122,7 @@ server. Example: >lua
vim.lsp.buf.format({bufnr = args.buf, id = client.id})
end,
})
end
end,
})
<
@ -523,32 +527,25 @@ EVENTS *lsp-events*
LspAttach *LspAttach*
After an LSP client attaches to a buffer. The |autocmd-pattern| is the
name of the buffer. When used from Lua, the client ID is passed to the
callback in the "data" table. Example: >lua
vim.api.nvim_create_autocmd("LspAttach", {
callback = function(args)
local bufnr = args.buf
local client = vim.lsp.get_client_by_id(args.data.client_id)
if client.supports_method("textDocument/completion") then
vim.bo[bufnr].omnifunc = "v:lua.vim.lsp.omnifunc"
end
if client.supports_method("textDocument/definition") then
vim.bo[bufnr].tagfunc = "v:lua.vim.lsp.tagfunc"
end
end,
})
<
callback in the "data" table. See |lsp-config| for an example.
LspDetach *LspDetach*
Just before an LSP client detaches from a buffer. The |autocmd-pattern|
is the name of the buffer. When used from Lua, the client ID is passed
to the callback in the "data" table. Example: >lua
vim.api.nvim_create_autocmd("LspDetach", {
vim.api.nvim_create_autocmd('LspDetach', {
callback = function(args)
-- Get the detaching client
local client = vim.lsp.get_client_by_id(args.data.client_id)
-- Do something with the client
vim.cmd("setlocal tagfunc< omnifunc<")
-- Remove the autocommand to format the buffer on save, if it exists
if client.supports_method('textDocument/formatting') then
vim.api.nvim_clear_autocmds({
event = 'BufWritePre',
buffer = args.buf,
})
end
end,
})
<