vim-settings/neovim/lua/plugins/null-ls/init.lua

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local M = {}
local utils = require("utils")
local function disable_formatter_filetypes_for_existing_servers(sources, preserve)
-- Aggregate filetypes with language servers
local server_filetypes = {}
utils.try_require("lspconfig", function(lsp_config)
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local available_servers
if lsp_config["util"] and lsp_config.util["available_servers"] then
available_servers = lsp_config.util.available_servers()
else
-- HACK: For lspconfig versions lower than 0.1.4
available_servers = lsp_config.available_servers()
end
vim.tbl_map(function(server)
if lsp_config[server].filetypes ~= nil then
vim.list_extend(server_filetypes, lsp_config[server].filetypes)
end
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end, available_servers)
end)
-- Remove filetypes for formatters I want to preserve
server_filetypes = vim.tbl_filter(function(ft)
return not vim.tbl_contains(preserve or {}, ft)
end, server_filetypes)
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local NULL_LS_FORMATTING = require("null-ls").methods.FORMATTING
-- Apply with statement to all filtered formatters to disable filetypes
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sources = vim.tbl_map(function(builtin)
if
builtin.method == NULL_LS_FORMATTING
or (type(builtin.method) == "table" and vim.tbl_contains(builtin.method, NULL_LS_FORMATTING))
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then
return builtin.with({ disabled_filetypes = server_filetypes })
end
return builtin
end, sources)
return sources
end
function M.configure(options)
utils.try_require("null-ls", function(null_ls)
local sources = {
-- Generic
null_ls.builtins.formatting.prettier,
null_ls.builtins.formatting.trim_whitespace,
null_ls.builtins.formatting.trim_newlines,
-- Fish
null_ls.builtins.formatting.fish_indent,
-- Python
null_ls.builtins.formatting.reorder_python_imports,
null_ls.builtins.formatting.black,
null_ls.builtins.diagnostics.mypy,
-- Go
null_ls.builtins.diagnostics.golangci_lint,
-- Text
null_ls.builtins.code_actions.proselint,
null_ls.builtins.diagnostics.proselint,
null_ls.builtins.diagnostics.write_good.with({
extra_args = { "--no-adverb" },
diagnostics_postprocess = function(diagnostic)
diagnostic.severity = vim.diagnostic.severity.WARN
end,
}),
-- Shell
null_ls.builtins.diagnostics.shellcheck,
-- Lua
null_ls.builtins.diagnostics.luacheck,
null_ls.builtins.formatting.stylua,
-- Docker
null_ls.builtins.diagnostics.hadolint,
}
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-- HACK: Support for <0.6
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if vim.fn.has("nvim-0.6.0") == 1 then
vim.list_extend(sources, {
-- Text
null_ls.builtins.diagnostics.alex,
-- Ansible
null_ls.builtins.diagnostics.ansiblelint.with({ filetypes = { "yaml.ansible" } }),
})
else
-- Sources I use added or modified after 0.5.0 compatability was broken
vim.list_extend(sources, {
require("plugins.null-ls.linters").alex,
require("plugins.null-ls.linters").ansiblelint,
})
end
sources = disable_formatter_filetypes_for_existing_servers(sources, { "python", "lua" })
-- Setup or configure null_ls
if null_ls["setup"] ~= nil then
options.sources = sources
null_ls.setup(options)
else
-- HACK: Handle old versions of null_ls for vim < 0.6 that don't support `setup`
null_ls.config({ sources = sources })
require("lspconfig")["null-ls"].setup(options)
end
end)
end
return M