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local validate = vim.validate
local api = vim.api
local M = {}
function M.validate_bufnr(bufnr)
validate {
bufnr = { bufnr, 'n' }
}
return bufnr == 0 and api.nvim_get_current_buf() or bufnr
end
function M.add_hook_before(fn, new_fn)
if fn then
return function(...)
-- TODO which result?
new_fn(...)
return fn(...)
end
else
return new_fn
end
end
function M.add_hook_after(fn, new_fn)
if fn then
return function(...)
-- TODO which result?
fn(...)
return new_fn(...)
end
else
return new_fn
end
end
local function split_lines(s)
return vim.split(s, "\n", true)
end
function M.tbl_deep_extend(dst, ...)
validate { dst = { dst, 't' } }
for i = 1, select("#", ...) do
local t = select(i, ...)
validate { arg = { t, 't' } }
for k, v in pairs(t) do
if type(v) == 'table' and not vim.tbl_islist(v) then
dst[k] = M.tbl_deep_extend(dst[k] or {}, v)
else
dst[k] = v
end
end
end
return dst
end
function M.nvim_multiline_command(command)
validate { command = { command, 's' } }
for line in vim.gsplit(command, "\n", true) do
api.nvim_command(line)
end
end
function M.lookup_section(settings, section)
for part in vim.gsplit(section, '.', true) do
settings = settings[part]
end
return settings
end
function M.create_module_commands(module_name, commands)
for command_name, def in pairs(commands) do
local parts = {"command!"}
-- Insert attributes.
for k, v in pairs(def) do
if type(k) == 'string' and type(v) == 'boolean' and v then
table.insert(parts, "-"..k)
elseif type(k) == 'number' and type(v) == 'string' and v:match("^%-") then
table.insert(parts, v)
end
end
table.insert(parts, command_name)
-- The command definition.
table.insert(parts,
string.format("lua require'common_lsp/%s'.commands[%q][1]()", module_name, command_name))
local command = table.concat(parts, " ")
print(command)
api.nvim_command(command)
end
end
return M
-- vim:et ts=2 sw=2
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