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local utils = {}
-- Code taken from @MariaSolOs in a indent-blankline.nvim PR:
-- https://github.com/lukas-reineke/indent-blankline.nvim/pull/934/files#diff-09ebcaa8c75cd1e92d25640e377ab261cfecaf8351c9689173fd36c2d0c23d94R16
-- Saves a whopping 20% compared to vim.validate (0.8ms -> 0.64ms)
--- Use the faster validate version if available
--- @param spec table<string, {[1]:any, [2]:function|string, [3]:string|true|nil}>
--- NOTE: We disable some Lua diagnostics here since lua_ls isn't smart enough to
--- realize that we're using an overloaded function.
function utils._validate(spec)
if vim.fn.has('nvim-0.11') == 0 then return vim.validate(spec) end
for key, key_spec in pairs(spec) do
local message = type(key_spec[3]) == 'string' and key_spec[3] or nil --[[@as string?]]
local optional = type(key_spec[3]) == 'boolean' and key_spec[3] or nil --[[@as boolean?]]
---@diagnostic disable-next-line:param-type-mismatch, redundant-parameter
vim.validate(key, key_spec[1], key_spec[2], optional, message)
end
end
--- @param path string The path to the field being validated
--- @param tbl table The table to validate
--- @param source table The original table that we're validating against
--- @see vim.validate
function utils.validate(path, tbl, source)
-- validate
local _, err = pcall(utils._validate, tbl)
if err then error(path .. '.' .. err) end
-- check for erroneous fields
for k, _ in pairs(source) do
if tbl[k] == nil then error(path .. '.' .. k .. ': unexpected field found in configuration') end
end
end
return utils
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