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local M = {}
local null_ls = require "null-ls"
local services = require "lsp.null-ls.services"
local Log = require "core.log"
local is_registered = function(name)
local query = {
name = name,
method = require("null-ls").methods.FORMATTING,
}
return require("null-ls.sources").is_registered(query)
end
function M.list_registered_providers(filetype)
local null_ls_methods = require "null-ls.methods"
local formatter_method = null_ls_methods.internal["FORMATTING"]
local registered_providers = services.list_registered_providers_names(filetype)
return registered_providers[formatter_method] or {}
end
function M.list_available(filetype)
local formatters = {}
local tbl = require "utils.table"
for _, provider in pairs(null_ls.builtins.formatting) do
if
tbl.contains(provider.filetypes or {}, function(ft)
return ft == "*" or ft == filetype
end)
then
table.insert(formatters, provider.name)
end
end
table.sort(formatters)
return formatters
end
function M.list_configured(formatter_configs)
local formatters, errors = {}, {}
for _, fmt_config in ipairs(formatter_configs) do
local name = fmt_config.exe:gsub("-", "_")
local formatter = null_ls.builtins.formatting[name]
if not formatter then
Log:error("Not a valid formatter: " .. fmt_config.exe)
errors[name] = {} -- Add data here when necessary
elseif is_registered(fmt_config.exe) then
Log:trace "Skipping registering the source more than once"
else
local formatter_cmd = services.find_command(formatter._opts.command)
if not formatter_cmd then
Log:warn("Not found: " .. formatter._opts.command)
errors[name] = {} -- Add data here when necessary
else
Log:debug("Using formatter: " .. formatter_cmd)
table.insert(
formatters,
formatter.with {
command = formatter_cmd,
extra_args = fmt_config.args,
filetypes = fmt_config.filetypes,
}
)
end
end
end
return { supported = formatters, unsupported = errors }
end
function M.setup(formatter_configs)
if vim.tbl_isempty(formatter_configs) then
return
end
local formatters = M.list_configured(formatter_configs)
null_ls.register { sources = formatters.supported }
end
return M
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