kickstart.nvim/lua/custom/plugins/lint.lua

87 lines
2.8 KiB
Lua

return {
{ -- Linting
'mfussenegger/nvim-lint',
event = { 'BufReadPre', 'BufNewFile' },
config = function()
local lint = require 'lint'
lint.linters_by_ft = {
markdown = { 'markdownlint' },
dockerfile = { 'hadolint' },
yaml = { 'yamllint' },
['yaml.helm-values'] = { 'yamllint' },
}
lint.linters.markdownlint = vim.tbl_deep_extend('force', lint.linters.markdownlint or {}, {
args = {
'--stdin',
'--disable',
'MD013', -- line length
'MD033', -- inline HTML
'MD041', -- first line heading
},
})
local function executable_cmd(cmd)
if type(cmd) == 'function' then
local ok, value = pcall(cmd)
if not ok then return nil end
return value
end
return cmd
end
local function available_linters_for(ft)
local configured = lint.linters_by_ft[ft] or {}
local available = {}
for _, linter_name in ipairs(configured) do
local linter = lint.linters[linter_name]
local cmd = linter and executable_cmd(linter.cmd)
if cmd == nil or cmd == '' or vim.fn.executable(cmd) == 1 then table.insert(available, linter_name) end
end
return available
end
local function trigger_lint()
if vim.bo.modifiable then
local linters = available_linters_for(vim.bo.filetype)
if #linters > 0 then lint.try_lint(linters) end
end
end
-- Toggle lint on/off
local lint_enabled = true
vim.keymap.set('n', '<leader>tl', function()
lint_enabled = not lint_enabled
if not lint_enabled then
local cleared = {}
for _, linters in pairs(lint.linters_by_ft) do
for _, linter_name in ipairs(linters) do
local ns = lint.get_namespace(linter_name)
if not cleared[ns] then
vim.diagnostic.reset(ns)
cleared[ns] = true
end
end
end
else
trigger_lint()
end
vim.notify('Lint ' .. (lint_enabled and 'enabled' or 'disabled'))
end, { desc = '[T]oggle [L]int' })
-- Create autocommand which carries out the actual linting
-- on the specified events.
local lint_augroup = vim.api.nvim_create_augroup('lint', { clear = true })
vim.api.nvim_create_autocmd({ 'BufEnter', 'BufWritePost', 'InsertLeave' }, {
group = lint_augroup,
-- Only run the linter in buffers that you can modify in order to
-- avoid superfluous noise, notably within the handy LSP pop-ups that
-- describe the hovered symbol using Markdown.
callback = function()
if lint_enabled then trigger_lint() end
end,
})
end,
},
}