mirror of
https://github.com/neovim/neovim.git
synced 2024-12-27 14:21:31 -07:00
59cf827f99
Problem: The LSP client code is implemented as a complicated closure-class (class defined in a single function). Solution: Move LSP client code to a more conventional Lua class and move to a separate file.
115 lines
3.0 KiB
Lua
115 lines
3.0 KiB
Lua
local glob = vim.glob
|
|
|
|
--- @class lsp.DynamicCapabilities
|
|
--- @field capabilities table<string, lsp.Registration[]>
|
|
--- @field client_id number
|
|
local M = {}
|
|
|
|
--- @param client_id number
|
|
--- @return lsp.DynamicCapabilities
|
|
function M.new(client_id)
|
|
return setmetatable({
|
|
capabilities = {},
|
|
client_id = client_id,
|
|
}, { __index = M })
|
|
end
|
|
|
|
function M:supports_registration(method)
|
|
local client = vim.lsp.get_client_by_id(self.client_id)
|
|
if not client then
|
|
return false
|
|
end
|
|
local capability = vim.tbl_get(client.config.capabilities, unpack(vim.split(method, '/')))
|
|
return type(capability) == 'table' and capability.dynamicRegistration
|
|
end
|
|
|
|
--- @param registrations lsp.Registration[]
|
|
--- @private
|
|
function M:register(registrations)
|
|
-- remove duplicates
|
|
self:unregister(registrations)
|
|
for _, reg in ipairs(registrations) do
|
|
local method = reg.method
|
|
if not self.capabilities[method] then
|
|
self.capabilities[method] = {}
|
|
end
|
|
table.insert(self.capabilities[method], reg)
|
|
end
|
|
end
|
|
|
|
--- @param unregisterations lsp.Unregistration[]
|
|
--- @package
|
|
function M:unregister(unregisterations)
|
|
for _, unreg in ipairs(unregisterations) do
|
|
local method = unreg.method
|
|
if not self.capabilities[method] then
|
|
return
|
|
end
|
|
local id = unreg.id
|
|
for i, reg in ipairs(self.capabilities[method]) do
|
|
if reg.id == id then
|
|
table.remove(self.capabilities[method], i)
|
|
break
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
--- @param method string
|
|
--- @param opts? {bufnr: integer?}
|
|
--- @return lsp.Registration? (table|nil) the registration if found
|
|
--- @private
|
|
function M:get(method, opts)
|
|
opts = opts or {}
|
|
opts.bufnr = opts.bufnr or vim.api.nvim_get_current_buf()
|
|
for _, reg in ipairs(self.capabilities[method] or {}) do
|
|
if not reg.registerOptions then
|
|
return reg
|
|
end
|
|
local documentSelector = reg.registerOptions.documentSelector
|
|
if not documentSelector then
|
|
return reg
|
|
end
|
|
if self:match(opts.bufnr, documentSelector) then
|
|
return reg
|
|
end
|
|
end
|
|
end
|
|
|
|
--- @param method string
|
|
--- @param opts? {bufnr: integer?}
|
|
--- @package
|
|
function M:supports(method, opts)
|
|
return self:get(method, opts) ~= nil
|
|
end
|
|
|
|
--- @param bufnr number
|
|
--- @param documentSelector lsp.DocumentSelector
|
|
--- @private
|
|
function M:match(bufnr, documentSelector)
|
|
local client = vim.lsp.get_client_by_id(self.client_id)
|
|
if not client then
|
|
return false
|
|
end
|
|
local language = client.config.get_language_id(bufnr, vim.bo[bufnr].filetype)
|
|
local uri = vim.uri_from_bufnr(bufnr)
|
|
local fname = vim.uri_to_fname(uri)
|
|
for _, filter in ipairs(documentSelector) do
|
|
local matches = true
|
|
if filter.language and language ~= filter.language then
|
|
matches = false
|
|
end
|
|
if matches and filter.scheme and not vim.startswith(uri, filter.scheme .. ':') then
|
|
matches = false
|
|
end
|
|
if matches and filter.pattern and not glob.to_lpeg(filter.pattern):match(fname) then
|
|
matches = false
|
|
end
|
|
if matches then
|
|
return true
|
|
end
|
|
end
|
|
end
|
|
|
|
return M
|