Merge branch 'rolling'

1 files changed, 121 insertions, 0 deletions

diff --git a/lua/lvim/core/bufferline.lua b/lua/lvim/core/bufferline.lua
index 4f7493d6..06de3ac4 100644
--- a/lua/lvim/core/bufferline.lua
+++ b/lua/lvim/core/bufferline.lua
@@ -1,5 +1,38 @@
 local M = {}
 
+local function is_ft(b, ft)
+  return vim.bo[b].filetype == ft
+end
+
+local function diagnostics_indicator(_, _, diagnostics)
+  local result = {}
+  local symbols = { error = "", warning = "", info = "" }
+  for name, count in pairs(diagnostics) do
+    if symbols[name] and count > 0 then
+      table.insert(result, symbols[name] .. count)
+    end
+  end
+  result = table.concat(result, " ")
+  return #result > 0 and result or ""
+end
+
+local function custom_filter(buf, buf_nums)
+  local logs = vim.tbl_filter(function(b)
+    return is_ft(b, "log")
+  end, buf_nums)
+  if vim.tbl_isempty(logs) then
+    return true
+  end
+  local tab_num = vim.fn.tabpagenr()
+  local last_tab = vim.fn.tabpagenr "$"
+  local is_log = is_ft(buf, "log")
+  if last_tab == 1 then
+    return true
+  end
+  -- only show log buffers in secondary tabs
+  return (tab_num == last_tab and is_log) or (tab_num ~= last_tab and not is_log)
+end
+
 M.config = function()
   lvim.builtin.bufferline = {
     active = true,
@@ -7,11 +40,99 @@ M.config = function()
     keymap = {
       normal_mode = {},
     },
+    highlights = {
+      background = {
+        gui = "italic",
+      },
+      buffer_selected = {
+        gui = "bold",
+      },
+    },
+    options = {
+      numbers = "none", -- can be "none" | "ordinal" | "buffer_id" | "both" | function
+      close_command = "bdelete! %d", -- can be a string | function, see "Mouse actions"
+      right_mouse_command = "vert sbuffer %d", -- can be a string | function, see "Mouse actions"
+      left_mouse_command = "buffer %d", -- can be a string | function, see "Mouse actions"
+      middle_mouse_command = nil, -- can be a string | function, see "Mouse actions"
+      -- NOTE: this plugin is designed with this icon in mind,
+      -- and so changing this is NOT recommended, this is intended
+      -- as an escape hatch for people who cannot bear it for whatever reason
+      indicator_icon = "▎",
+      buffer_close_icon = "",
+      modified_icon = "●",
+      close_icon = "",
+      left_trunc_marker = "",
+      right_trunc_marker = "",
+      --- name_formatter can be used to change the buffer's label in the bufferline.
+      --- Please note some names can/will break the
+      --- bufferline so use this at your discretion knowing that it has
+      --- some limitations that will *NOT* be fixed.
+      name_formatter = function(buf) -- buf contains a "name", "path" and "bufnr"
+        -- remove extension from markdown files for example
+        if buf.name:match "%.md" then
+          return vim.fn.fnamemodify(buf.name, ":t:r")
+        end
+      end,
+      max_name_length = 18,
+      max_prefix_length = 15, -- prefix used when a buffer is de-duplicated
+      tab_size = 18,
+      diagnostics = "nvim_lsp",
+      diagnostics_update_in_insert = false,
+      diagnostics_indicator = diagnostics_indicator,
+      -- NOTE: this will be called a lot so don't do any heavy processing here
+      custom_filter = custom_filter,
+      offsets = {
+        {
+          filetype = "undotree",
+          text = "Undotree",
+          highlight = "PanelHeading",
+          padding = 1,
+        },
+        {
+          filetype = "NvimTree",
+          text = "Explorer",
+          highlight = "PanelHeading",
+          padding = 1,
+        },
+        {
+          filetype = "DiffviewFiles",
+          text = "Diff View",
+          highlight = "PanelHeading",
+          padding = 1,
+        },
+        {
+          filetype = "flutterToolsOutline",
+          text = "Flutter Outline",
+          highlight = "PanelHeading",
+        },
+        {
+          filetype = "packer",
+          text = "Packer",
+          highlight = "PanelHeading",
+          padding = 1,
+        },
+      },
+      show_buffer_icons = true, -- disable filetype icons for buffers
+      show_buffer_close_icons = true,
+      show_close_icon = false,
+      show_tab_indicators = true,
+      persist_buffer_sort = true, -- whether or not custom sorted buffers should persist
+      -- can also be a table containing 2 custom separators
+      -- [focused and unfocused]. eg: { '|', '|' }
+      separator_style = "thin",
+      enforce_regular_tabs = false,
+      always_show_bufferline = false,
+      sort_by = "id",
+    },
   }
 end
 
 M.setup = function()
   require("lvim.keymappings").load(lvim.builtin.bufferline.keymap)
+  require("bufferline").setup {
+    options = lvim.builtin.bufferline.options,
+    highlights = lvim.builtin.bufferline.highlights,
+  }
 
   if lvim.builtin.bufferline.on_config_done then
     lvim.builtin.bufferline.on_config_done()