feat: Add linters

nix/neovim-overlay.nix

@@ -147,6 +147,8 @@ with final.pkgs.lib; let
     # Linters
     biome
     shellcheck
+    statix
+    yamllint
 
     # Formatters
     alejandra

nvim/lua/plugins/linting/nvim-lint.lua

@@ -5,9 +5,36 @@ return {
     local lint = require('lint')
 
     lint.linters_by_ft = {
+      bash = { 'shellcheck' },
       fish = { 'fish' },
+      nix = { 'statix' },
+      scss = { 'stylelint' },
+      sh = { 'shellcheck' },
+      yaml = { 'yamllint' },
     }
 
+    local linters = {
+      shellcheck = {
+        args = {
+          '-x',
+        },
+      },
+    }
+
+    for name, linter in pairs(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)
+
+        if type(linter.prepend_args) == 'table' then
+          lint.linters[name].args = lint.linters[name].args or {}
+          vim.list_extend(lint.linters[name].args, linter.prepend_args)
+        end
+      else
+        lint.linters[name] = linter
+      end
+    end
+
     vim.api.nvim_create_autocmd(
       { 'BufWritePost', 'BufReadPost', 'InsertLeave' },
       {