Reorganize lsp stuff

fnl/plugin/lsp.fnl

@@ -1,6 +1,6 @@
 ;;; lsp.fnl - lsp configurations
 
-(import-macros {: bind!} :macros)
+(import-macros {: bind! : setup!} :macros)
 
 (fn on-attach [client buf]
   ((. (. (require :cmp) :setup) :buffer) {
@@ -109,4 +109,26 @@
                          :diagnostics {
                            :globals [ "vim" ] }}})))
 
-{ : configure : on-attach : get-data-dir }
+(fn setup-null-ls []
+  (let [builtins (. (require :null-ls) :builtins)]
+    (setup! :null-ls
+            :sources [
+                      builtins.formatting.astyle
+                      builtins.formatting.prettier
+                      builtins.formatting.yapf
+                      builtins.formatting.fnlfmt
+                      builtins.formatting.shfmt
+                      builtins.formatting.cmake_format
+                      builtins.formatting.latexindent
+                      builtins.formatting.stylua
+                      builtins.code_actions.shellcheck
+                      (builtins.completion.spell.with { :filetypes [ :text
+                                                                     :markdown
+                                                                     :tex ]})
+                      builtins.diagnostics.cmake_lint
+                      builtins.diagnostics.codespell
+                      builtins.diagnostics.shellcheck
+                      (builtins.diagnostics.glslc.with
+                        { :extra_args [ "--target-env=opengl" ]})])))
+
+{ : configure : on-attach : get-data-dir : setup-null-ls }