neovim-confs/lua/lazyvim/plugins/linting.lua

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2024-01-11 11:44:26 +01:00
return {
{
"mfussenegger/nvim-lint",
event = "LazyFile",
opts = {
-- Event to trigger linters
events = { "BufWritePost", "BufReadPost", "InsertLeave" },
linters_by_ft = {
fish = { "fish" },
-- Use the "*" filetype to run linters on all filetypes.
-- ['*'] = { 'global linter' },
-- Use the "_" filetype to run linters on filetypes that don't have other linters configured.
-- ['_'] = { 'fallback linter' },
},
-- LazyVim extension to easily override linter options
-- or add custom linters.
---@type table<string,table>
linters = {
-- -- Example of using selene only when a selene.toml file is present
-- selene = {
-- -- `condition` is another LazyVim extension that allows you to
-- -- dynamically enable/disable linters based on the context.
-- condition = function(ctx)
-- return vim.fs.find({ "selene.toml" }, { path = ctx.filename, upward = true })[1]
-- end,
-- },
},
},
config = function(_, opts)
local Util = require("lazyvim.util")
local M = {}
local lint = require("lint")
for name, linter in pairs(opts.linters) do
if type(linter) == "table" and type(lint.linters[name]) == "table" then
lint.linters[name] = vim.tbl_deep_extend("force", lint.linters[name], linter)
else
lint.linters[name] = linter
end
end
lint.linters_by_ft = opts.linters_by_ft
function M.debounce(ms, fn)
local timer = vim.loop.new_timer()
return function(...)
local argv = { ... }
timer:start(ms, 0, function()
timer:stop()
vim.schedule_wrap(fn)(unpack(argv))
end)
end
end
function M.lint()
-- Use nvim-lint's logic first:
-- * checks if linters exist for the full filetype first
-- * otherwise will split filetype by "." and add all those linters
-- * this differs from conform.nvim which only uses the first filetype that has a formatter
local names = lint._resolve_linter_by_ft(vim.bo.filetype)
-- Add fallback linters.
if #names == 0 then
vim.list_extend(names, lint.linters_by_ft["_"] or {})
end
-- Add global linters.
vim.list_extend(names, lint.linters_by_ft["*"] or {})
-- Filter out linters that don't exist or don't match the condition.
local ctx = { filename = vim.api.nvim_buf_get_name(0) }
ctx.dirname = vim.fn.fnamemodify(ctx.filename, ":h")
names = vim.tbl_filter(function(name)
local linter = lint.linters[name]
if not linter then
Util.warn("Linter not found: " .. name, { title = "nvim-lint" })
end
return linter and not (type(linter) == "table" and linter.condition and not linter.condition(ctx))
end, names)
-- Run linters.
if #names > 0 then
lint.try_lint(names)
end
end
vim.api.nvim_create_autocmd(opts.events, {
group = vim.api.nvim_create_augroup("nvim-lint", { clear = true }),
callback = M.debounce(100, M.lint),
})
end,
},
}