" Create the `b:undo_ftplugin` variable if it doesn't exist call ftplugined#check_undo_ft() " Set-up LSP, linters, formatters lua << EOF local null_ls = require("null-ls") local utils = require("ambroisie.utils") null_ls.register({ null_ls.builtins.diagnostics.flake8.with({ -- Only used if available condition = utils.is_executable_condition("flake8"), }), null_ls.builtins.diagnostics.mypy.with({ -- Only used if available condition = utils.is_executable_condition("mypy"), }), null_ls.builtins.diagnostics.pylint.with({ -- Only used if available condition = utils.is_executable_condition("pylint"), }) null_ls.builtins.formatting.black.with({ extra_args = { "--fast" }, -- Only used if available condition = utils.is_executable_condition("black"), }), null_ls.builtins.formatting.isort.with({ -- Only used if available condition = utils.is_executable_condition("isort"), }), }) EOF " Change max length of a line to 88 for this buffer to match black's settings setlocal colorcolumn=88 let b:undo_ftplugin.='|setlocal colorcolumn<'