Wezterm-Config-With-Nushell-Support

wezterm.lua

-- Description:
--  Wezterm config file
--  Created at 2023-08-03 12:51:00
-- Usage:
--  Create soft link on Windows by pwsh:
--  gsudo New-Item -ItemType SymbolicLink -Path "~\.wezterm.lua" -Target "run\wezterm.lua"
-- Install:
--  Windows: scoop install wezterm
--  MacOS: brew install --cask wezterm, brew install --cask wezterm-nightly, brew upgrade --cask wezterm-nightly --no-quarantine --greedy-latest
-- REF:
--  1. https://wezfurlong.org/wezterm/config/files.html
--  2. https://wezfurlong.org/wezterm/config/default-keys.html
--  3. https://wezfurlong.org/wezterm/colorschemes/index.html
--  4. https://wezfurlong.org/wezterm/config/keys.html
--  5. https://support.apple.com/zh-cn/guide/mac-help/cpmh0011/mac
--  6. https://medium.com/@s.birntachas/70-mac-keyboard-shortcuts-6a614e902a22

local wezterm = require 'wezterm';
local act = wezterm.action;

local launch_menu = {}
local default_prog = {}
local set_environment_variables = {
  PATH = wezterm.home_dir .. '/.cargo/bin:' .. os.getenv('PATH')
}

-- Shell
if wezterm.target_triple:find('windows') then
  table.insert( launch_menu, { label = 'Nu', args = { 'nu' } } )
  table.insert( launch_menu, {
    label = 'PowerShell',
    args = { 'pwsh.exe', '-NoLogo' }
  } )
  table.insert( launch_menu, {
    label = "WSL",
    args = { "wsl.exe", "--cd", "/home/" }
  } )
  default_prog = { 'nu' }
elseif wezterm.target_triple:find('linux') then
  table.insert( launch_menu, { label = 'Nu', args = { 'nu' } } )
  table.insert( launch_menu, {
    label = 'Bash',
    args = { 'bash', '-l' }
  } )
  default_prog = { 'nu' }
else
  table.insert( launch_menu, { label = 'Nu', args = { 'nu' } } )
  table.insert( launch_menu, {
    label = 'Zsh',
    args = { 'zsh', '-l' }
  } )
  default_prog = { 'nu' }
end

-- Title
function basename( s )
    return string.gsub( s, '(.*[/\\])(.*)', '%2' )
end

wezterm.on( 'format-tab-title', function( tab, tabs, panes, config, hover, max_width )
    local index = ""
    local pane = tab.active_pane
    local process = basename( pane.foreground_process_name )

    if #tabs > 1 then
        index = string.format( "%d: ", tab.tab_index + 1 )
    end

    return { {
        Text = ' ' .. index .. process .. ' '
     } }
end )

-- Startup
wezterm.on( 'gui-startup', function( cmd )
    local tab, pane, window = wezterm.mux.spawn_window( cmd or {} )
    window:gui_window()
end )

local is_mac = wezterm.target_triple:find('darwin')

return {
  initial_rows = 25,
  initial_cols = 100,
  font_size = is_mac and 20 or 15,
  window_background_opacity = 1,
  native_macos_fullscreen_mode = false,
  window_decorations = is_mac and "RESIZE" or "INTEGRATED_BUTTONS|RESIZE",

  inactive_pane_hsb = {
    hue = 0.9,
    saturation = 0.9,
    brightness = 0.9
  },

  -- Command Palette settings
  command_palette_fg_color = '#FFF',
  -- 655,6F3B80,7F7180
  command_palette_bg_color = "#7F7180",
  command_palette_font_size = is_mac and 18 or 13,
  -- Selected: Catppuccin Mocha, Argonaut, Dracula (Official), Omni (Gogh)
  -- Calamity, Chalkboard, Desert, Earthsong, Flatland, Foxnightly (Gogh)
  -- GitHub Dark, Glacier, Gogh (Gogh), Google Dark (Gogh), GruvboxDark
  -- Grape
  color_scheme = is_mac and 'Desert' or "Desert",
  colors = {
    -- 被选中的内容的背景色
    selection_bg = '#7F7180'
  },

  -- Font settings
  font = wezterm.font_with_fallback {
    'Fira Code',
    'JetBrains Mono',
    'Source Code Pro',
    'Cascadia Code',
  },

  -- Change the proportional UI/title font family that is used by default.
  -- This applies to all the proportional UI text; fancy tab bar, char selector, command palette and so on.
  window_frame = {
    font = wezterm.font('Fira Code'),
  },

  max_fps = 60,
  animation_fps = 60,
  front_end = 'WebGpu',
  webgpu_power_preference = 'HighPerformance',

  -- Scrollbar
  enable_scroll_bar = false,

  -- How many lines of scrollback you want to retain per tab
  scrollback_lines = 5000,

  -- Tab bar
  enable_tab_bar = not is_mac,
  tab_max_width = 25,
  use_fancy_tab_bar = true,
  tab_bar_at_bottom = false,
  show_tab_index_in_tab_bar = false,
  hide_tab_bar_if_only_one_tab = false,
  switch_to_last_active_tab_when_closing_tab = true,

  launch_menu = launch_menu,
  default_prog = default_prog,
  set_environment_variables = set_environment_variables,

  -- Keys REF: https://wezfurlong.org/wezterm/config/keys.html
  keys = {
    { key = 'Enter', mods = 'CMD', action = act.ToggleFullScreen },
    { key = 'f', mods = 'CTRL|CMD', action = act.ToggleFullScreen },
    { key = 'p', mods = 'CMD', action = act.ActivateCommandPalette },
    -- Tabs: navigation
    { key = 'LeftArrow', mods = 'CMD', action = act.ActivateTabRelative(-1) },
    { key = 'RightArrow', mods = 'CMD', action = act.ActivateTabRelative(1) },
    { key = 'T', mods = 'CMD|SHIFT', action = wezterm.action.ShowTabNavigator },
    -- Split panes
    {
      key = 'V',
      mods = 'CTRL|SHIFT|CMD',
      action = act.SplitVertical { domain = 'CurrentPaneDomain' },
    },
    {
      key = 'H',
      mods = 'CTRL|SHIFT|CMD',
      action = act.SplitHorizontal { domain = 'CurrentPaneDomain' },
    },
    { key = 'S', mods = 'CTRL|SHIFT', action = act.QuickSelect },
    { key = 'N', mods = 'CMD|SHIFT', action = act.SpawnCommandInNewTab { args = { 'nu' } } },
    -- Edit tab title
    {
      key = 'E',
      mods = 'CTRL|SHIFT',
      action = act.PromptInputLine {
        description = 'Enter new name for tab',
        action = wezterm.action_callback(function(window, pane, line)
          -- line will be `nil` if they hit escape without entering anything
          -- An empty string if they just hit enter
          -- Or the actual line of text they wrote
          if line then
            window:active_tab():set_title(line)
          end
        end),
      },
    },
  },

  mouse_bindings = {
    -- Change the default click behavior so that it only selects
    -- text and doesn't open hyperlinks
    {
      event = { Up = { streak = 1, button = 'Left' } },
      mods = 'NONE',
      action = act.CompleteSelection 'ClipboardAndPrimarySelection',
    },

    -- and make CTRL-Click open hyperlinks
    {
      event = { Up = { streak = 1, button = 'Left' } },
      mods = 'CTRL',
      action = act.OpenLinkAtMouseCursor,
    },
    -- NOTE that binding only the 'Up' event can give unexpected behaviors.
    -- Read more below on the gotcha of binding an 'Up' event only.
  },

  unix_domains = {
    { name = 'unix' }
  },
}