Wezterm Nightly configuration dmilith

wezterm.lua

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


local MY_EDITOR = "/Applications/Sublime Text.app/Contents/SharedSupport/bin/subl"


return {
  default_cwd = "/Volumes/Projects",
  set_environment_variables={
    TERMINFO_DIRS='~/.terminfo/',
    TERM='xterm-256color',
  },
  term = "xterm-256color",
  skip_close_confirmation_for_processes_named = {
    "bash", "sh", "zsh", "fish", "tmux"
  },
  pane_focus_follows_mouse = true,
  native_macos_fullscreen_mode = false,
  enable_scroll_bar = true,
  send_composed_key_when_left_alt_is_pressed=true,
  send_composed_key_when_right_alt_is_pressed=true,

  unicode_version = 14,
  font_size = 26.5, --26,
  line_height = 1.05,
  initial_cols = 295,
  initial_rows = 49,
  window_background_opacity = 0.89,
  scrollback_lines = 1000000,

  audible_bell = "SystemBeep",
  custom_block_glyphs = true,
  default_cursor_style = "BlinkingBlock",
  cursor_blink_rate = 800,
  bold_brightens_ansi_colors = true,
  use_resize_increments = false,

  tab_bar_at_bottom = false,
  hide_tab_bar_if_only_one_tab = true,
  use_fancy_tab_bar = false,
  show_tab_index_in_tab_bar = true,

  font = wezterm.font({
    family="Iosevka",
    harfbuzz_features={"calt=1", "clig=1", "liga=1"},
  }),

  color_scheme = "Abernathy",
  color_schemes = {
   ["Abernathy"] = {
     cursor_border = "#52ad70",
     cursor_bg = "#00f200",
     cursor_fg = "#0c0c0c",
     selection_fg = "white",
     selection_bg = "#1972a1",
     ansi = {"#0c0c0c", "#c91b00", "#00c200", "#ffaa00", "#4069e9", "#c930c7", "#00c5c7", "#c7c7c7"},
     brights = {"#676767", "#ff6d67", "#5ff967", "#fefb67", "#6871ff", "#ff76ff", "#5ffdff", "#fffefe"},
   }
  },
  window_decorations = "RESIZE",

  key_tables = {
    copy_mode = {
      {key="c", mods="CTRL", action=act.CopyMode("Close")},
      {key="g", mods="CTRL", action=act.CopyMode("Close")},
      {key="q", mods="NONE", action=act.CopyMode("Close")},
      {key="Escape", mods="NONE", action=act.CopyMode("Close")},

      {key="h", mods="NONE", action=act.CopyMode("MoveLeft")},
      {key="j", mods="NONE", action=act.CopyMode("MoveDown")},
      {key="k", mods="NONE", action=act.CopyMode("MoveUp")},
      {key="l", mods="NONE", action=act.CopyMode("MoveRight")},

      {key="LeftArrow",  mods="NONE", action=act.CopyMode("MoveLeft")},
      {key="DownArrow",  mods="NONE", action=act.CopyMode("MoveDown")},
      {key="UpArrow",    mods="NONE", action=act.CopyMode("MoveUp")},
      {key="RightArrow", mods="NONE", action=act.CopyMode("MoveRight")},

      {key="RightArrow", mods="ALT",  action=act.CopyMode("MoveForwardWord")},
      {key="f",          mods="ALT",  action=act.CopyMode("MoveForwardWord")},
      {key="Tab",        mods="NONE", action=act.CopyMode("MoveForwardWord")},
      {key="w",          mods="NONE", action=act.CopyMode("MoveForwardWord")},

      {key="LeftArrow", mods="ALT",   action=act.CopyMode("MoveBackwardWord")},
      {key="b",         mods="ALT",   action=act.CopyMode("MoveBackwardWord")},
      {key="Tab",       mods="SHIFT", action=act.CopyMode("MoveBackwardWord")},
      {key="b",         mods="NONE",  action=act.CopyMode("MoveBackwardWord")},

      {key="0",     mods="NONE",  action=act.CopyMode("MoveToStartOfLine")},
      {key="Enter", mods="NONE",  action=act.CopyMode("MoveToStartOfNextLine")},

      {key="$",     mods="NONE",  action=act.CopyMode("MoveToEndOfLineContent")},
      {key="$",     mods="SHIFT", action=act.CopyMode("MoveToEndOfLineContent")},
      {key="^",     mods="NONE",  action=act.CopyMode("MoveToStartOfLineContent")},
      {key="^",     mods="SHIFT", action=act.CopyMode("MoveToStartOfLineContent")},
      {key="m",     mods="ALT",   action=act.CopyMode("MoveToStartOfLineContent")},

      {key=" ", mods="NONE",  action=act.CopyMode{SetSelectionMode="Cell"}},
      {key="v", mods="NONE",  action=act.CopyMode{SetSelectionMode="Cell"}},
      {key="V", mods="NONE",  action=act.CopyMode{SetSelectionMode="Line"}},
      {key="V", mods="SHIFT", action=act.CopyMode{SetSelectionMode="Line"}},
      {key="v", mods="CTRL",  action=act.CopyMode{SetSelectionMode="Block"}},

      {key="G", mods="NONE",  action=act.CopyMode("MoveToScrollbackBottom")},
      {key="G", mods="SHIFT", action=act.CopyMode("MoveToScrollbackBottom")},
      {key="g", mods="NONE",  action=act.CopyMode("MoveToScrollbackTop")},

      {key="H", mods="NONE",  action=act.CopyMode("MoveToViewportTop")},
      {key="H", mods="SHIFT", action=act.CopyMode("MoveToViewportTop")},
      {key="M", mods="NONE",  action=act.CopyMode("MoveToViewportMiddle")},
      {key="M", mods="SHIFT", action=act.CopyMode("MoveToViewportMiddle")},
      {key="L", mods="NONE",  action=act.CopyMode("MoveToViewportBottom")},
      {key="L", mods="SHIFT", action=act.CopyMode("MoveToViewportBottom")},

      {key="o", mods="NONE",  action=act.CopyMode("MoveToSelectionOtherEnd")},
      {key="O", mods="NONE",  action=act.CopyMode("MoveToSelectionOtherEndHoriz")},
      {key="O", mods="SHIFT", action=act.CopyMode("MoveToSelectionOtherEndHoriz")},

      {key="PageUp",   mods="NONE", action=act.CopyMode("PageUp")},
      {key="PageDown", mods="NONE", action=act.CopyMode("PageDown")},

      {key="b", mods="CTRL", action=act.CopyMode("PageUp")},
      {key="f", mods="CTRL", action=act.CopyMode("PageDown")},

      {key="y", mods="NONE", action=act.Multiple{
        -- act.Copy,
        act.CompleteSelection("Clipboard"),
        act.ClearSelection,
        act.CopyMode("Close"),
      }},
    },
  },

  keys = {
    {key="Enter", mods="SUPER", action="ToggleFullScreen"},
    {key="l", mods="SUPER", action="ShowDebugOverlay"},
    {key="k", mods="SUPER", action=act.ClearScrollback("ScrollbackAndViewport")},
    {key="x", mods="SUPER", action="ActivateCopyMode"},
    {key="s", mods="SUPER", action=act.QuickSelect},

    {key="d", mods="SUPER", action=act.SplitPane{
      direction="Right", -- command={args={"top"}},
      size={Percent=50},
    }},

    {key="d", mods="SUPER|SHIFT", action=act.SplitPane{
      direction="Down",
      size={Percent=50},
    }},

    {key="UpArrow", mods="SUPER", action=act.ScrollByLine(-1)},
    {key="DownArrow", mods="SUPER", action=act.ScrollByLine(1)},
  },

  window_padding = {
    left = "0.3cell",
    right = "0.3cell",
    top = "0.3cell",
    bottom = "0.3cell",
  },

  -- format tab naming
  wezterm.on("format-tab-title", function(tab, tabs, panes, config, hover, max_width)
   if tab.is_active then
     return {
       {Background={Color="#002010"}},
       {Text= "   " .. tab.tab_index + 1 .. "   "},
     }
   else
     return {
       {Background={Color="black"}},
       {Text= "   " .. tab.tab_index + 1 .. "   "},
     }
   end
   return tab.active_pane.title
  end),

  -- position window to the top
  wezterm.on("window-config-reloaded", function(window, pane)
    window:set_position(0, 0)
  end),


  -- handle battery info
  wezterm.on("update-right-status", function(window, pane)
    -- The powerline < symbol
    local LEFT_ARROW = utf8.char(0xe0b3);
    -- The filled in variant of the < symbol
    local SOLID_LEFT_ARROW = utf8.char(0xe0b2)
    -- local SOLID_RIGHT_ARROW = utf8.char(0xe0b0)

    -- Each element holds the text for a cell in a "powerline" style << fade
    local cells = {};

    -- Figure out the cwd and host of the current pane.
    -- This will pick up the hostname for the remote host if your
    -- shell is using OSC 7 on the remote host.
    -- local cwd_uri = pane:get_current_working_dir()
    -- if cwd_uri then
    --   cwd_uri = cwd_uri:sub(8);
    --   local slash = cwd_uri:find("/")
    --   local cwd = ""
    --   local hostname = ""
    --   if slash then
    --     hostname = cwd_uri:sub(1, slash-1)
    --     -- Remove the domain name portion of the hostname
    --     local dot = hostname:find("[.]")
    --     if dot then
    --       hostname = hostname:sub(1, dot-1)
    --     end
    --     -- and extract the cwd from the uri
    --     cwd = cwd_uri:sub(slash)

    --     table.insert(cells, cwd);
    --     table.insert(cells, hostname);
    --   end
    -- end
    -- Color palette for the backgrounds of each cell
    local colors = {
      "#002010",
      "#02300a",
      "#0c5295",
      "#063a82",
    };
    -- local colors = {
    --   "#52307c",
    --   "#3c1361",
    --   "#7c5295",
    --   "#663a82",
    -- };

    -- I like my date/time in this style: "Wed Mar 3 08:14"
    local date = wezterm.strftime("%a, %-d %b %Y");
    table.insert(cells, date);
    -- table.insert(cells, {Text=SOLID_LEFT_ARROW})

    -- An entry for each battery (typically 0 or 1 battery)
    for _, b in ipairs(wezterm.battery_info()) do
      table.insert(cells, string.format("%.0f%%", b.state_of_charge * 100))
    end


    -- Foreground color for the text across the fade
    local text_fg = "#c0c0c0";

    -- The elements to be formatted
    local elements = {};
    -- How many cells have been formatted
    local num_cells = 0;

    -- table.insert(cells, {Background={Color=colors[2]}})
    -- table.insert(cells, {Text=SOLID_LEFT_ARROW})

    -- Translate a cell into elements
    function push(text, is_last)
      local cell_no = num_cells + 1
      table.insert(elements, {Foreground={Color=text_fg}})

      table.insert(elements, {Background={Color=colors[cell_no]}})
      table.insert(elements, {Text=" "..text.." "})
      if not is_last then
        table.insert(elements, {Foreground={Color=colors[cell_no+1]}})
        table.insert(elements, {Text=SOLID_LEFT_ARROW})
      else
        table.insert(elements, {Text="🔋"})
      end
      num_cells = num_cells + 1
    end

    while #cells > 0 do
      local cell = table.remove(cells, 1)
      push(cell, #cells == 0)
    end

    window:set_right_status(wezterm.format(elements));
  end);


  -- wezterm.on("gui-startup", function()
  --   -- Set a workspace for coding on a current project
  --   -- Top pane is for the editor, bottom pane is for the build tool
  --   local project_dir = "/Volumes/Projects/esmon"
  --   local tab, build_pane, window = mux.spawn_window{
  --     workspace="coding",
  --     cwd=project_dir,
  --   }
  --   local editor_pane = build_pane:split{
  --     direction="Top",
  --     size=0.6,
  --     cwd=project_dir
  --   }
  --   -- may as well kick off a build in that pane
  --   build_pane:send_text("cargo build\n")

  --   -- A workspace for interacting with a local machine that
  --   -- runs some docker containners for home automation
  --   local tab, pane, window = mux.spawn_window{
  --     workspace="automation",
  --     args={"ssh", "vault"},
  --   }

  --   -- We want to startup in the coding workspace
  --   mux.set_active_workspace("coding")
  -- end),


  wezterm.on("open-uri", function(window, pane, uri)
    local prefix = "src"
    local start, match_end = uri:find(prefix)
    if start == 1 then
      wezterm.log_info("opening editor for: " .. uri)
      local file_at_some_position = prefix .. uri:sub(match_end+1)
      window:perform_action(wezterm.action.SpawnCommandInNewWindow{args = {MY_EDITOR, file_at_some_position}}, pane)

      -- prevent the default action from opening in a browser
      return false
    end

    local prefix = "http"
    local start, match_end = uri:find(prefix)
    if start == 1 then
      local an_url = prefix .. uri:sub(match_end+1)
      wezterm.log_info("opening: " .. an_url)
      window:perform_action(wezterm.action.SpawnCommandInNewWindow{args = {"open", an_url}}, pane)
      return false
    end

    -- otherwise, by not specifying a return value, we allow later
    -- handlers and ultimately the default action to caused the
    -- URI to be opened in the browser
  end),


  -- handle src/path.rs:123:45 with MY_EDITOR
  hyperlink_rules = {
    {
      regex = [[\b(src.*rs):(\d+):(\d+)\b]],
      format = "$0",
    },
    {
      regex = [[\bhttps?://\S*\b]],
      format = "$0",
    },

    -- {
    --   regex = [[["]?([\w\d]{1}[-\w\d]+)(/){1}([-\w\d\.]+)["]?]],
    --   format = "https://www.github.com/$1/$3",
    -- }

    -- -- Make task numbers clickable
    -- -- The first matched regex group is captured in $1.
    -- {
    --   regex = [[\b[tT](\d+)\b]],
    --   format = "https://example.com/tasks/?t=$1",
    -- },

    -- -- Make username/project paths clickable. This implies paths like the following are for GitHub.
    -- -- ( "nvim-treesitter/nvim-treesitter" | wbthomason/packer.nvim | wez/wezterm | "wez/wezterm.git" )
    -- -- As long as a full URL hyperlink regex exists above this it should not match a full URL to
    -- -- GitHub or GitLab / BitBucket (i.e. https://gitlab.com/user/project.git is still a whole clickable URL)
    -- {
    --   regex = [[["]?([\w\d]{1}[-\w\d]+)(/){1}([-\w\d\.]+)["]?]],
    --   format = "https://www.github.com/$1/$3",
    -- }
  },

}