dotfiles/.config/nvim/lua/plugins/bufferline.lua

local status_ok, bufferline = pcall(require, "bufferline")
if not status_ok then
	return
end

bufferline.setup({
	options = {
		close_command = "Bdelete! %d", -- can be a string | function, see "Mouse actions"
		right_mouse_command = "Bdelete! %d", -- can be a string | function, see "Mouse actions"
		offsets = { { filetype = "neo-tree", text = "", padding = 1 } },
		separator_style = "thin", -- | "thick" | "thin" | { 'any', 'any' },
	},
	highlights = {
		fill = {
			fg = { attribute = "fg", highlight = "#ff0000" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},
		background = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},

		buffer_visible = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},

		close_button = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},
		close_button_visible = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},

		tab_selected = {
			fg = { attribute = "fg", highlight = "Normal" },
			bg = { attribute = "bg", highlight = "Normal" },
		},
		tab = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},
		tab_close = {
			fg = { attribute = "fg", highlight = "TabLineSel" },
			bg = { attribute = "bg", highlight = "Normal" },
		},

		duplicate_selected = {
			fg = { attribute = "fg", highlight = "TabLineSel" },
			bg = { attribute = "bg", highlight = "TabLineSel" },
			italic = true,
		},
		duplicate_visible = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
			italic = true,
		},
		duplicate = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
			italic = true,
		},

		modified = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},
		modified_selected = {
			fg = { attribute = "fg", highlight = "Normal" },
			bg = { attribute = "bg", highlight = "Normal" },
		},
		modified_visible = {
			fg = { attribute = "fg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},

		separator = {
			fg = { attribute = "bg", highlight = "TabLine" },
			bg = { attribute = "bg", highlight = "TabLine" },
		},
		separator_selected = {
			fg = { attribute = "bg", highlight = "Normal" },
			bg = { attribute = "bg", highlight = "Normal" },
		},
		indicator_selected = {
			fg = { attribute = "fg", highlight = "LspDiagnosticsDefaultHint" },
			bg = { attribute = "bg", highlight = "Normal" },
		},
	},
})