feat(lazygit): lazygit now automatically uses colors from your Neovim colorscheme

Disable by setting `vim.g.lazygit_theme = false` in your `options.lua`

lua/lazyvim/util/lazygit.lua

@@ -0,0 +1,75 @@
+---@class lazyvim.util.lazygit
+---@field config_dir? string
+---@overload fun(cmd: string|string[], opts: LazyTermOpts): LazyFloat
+local M = setmetatable({}, {
+  __call = function(m, ...)
+    return m.open(...)
+  end,
+})
+
+M.theme_path = vim.fn.stdpath("cache") .. "/lazygit-theme.yml"
+
+-- re-create theme file on startup
+M.dirty = true
+
+-- re-create theme file on ColorScheme change
+vim.api.nvim_create_autocmd("ColorScheme", {
+  callback = function()
+    M.dirty = true
+  end,
+})
+
+-- Opens lazygit
+---@param opts? LazyTermOpts | {args?: string[]}
+function M.open(opts)
+  opts = vim.tbl_deep_extend("force", {}, opts or {}, {
+    esc_esc = false,
+    ctrl_hjkl = false,
+  })
+  local cmd = { "lazygit" }
+  if vim.g.lazygit_theme then
+    if M.dirty then
+      M.update_theme()
+    end
+    M.config_dir = M.config_dir or vim.trim(vim.fn.system("lazygit -cd"))
+    vim.env.LG_CONFIG_FILE = M.config_dir .. "/config.yml" .. "," .. M.theme_path
+  end
+  vim.list_extend(cmd, opts.args or {})
+  return LazyVim.terminal(cmd, opts)
+end
+
+function M.set_ansi_color(idx, color)
+  io.write(("\27]4;%d;%s\7"):format(idx, color))
+end
+
+function M.update_theme()
+  -- LazyGit uses color 241 a lot, so also set it to a nice color
+  M.set_ansi_color(241, LazyVim.ui.color("Special") or "blue")
+
+  local theme = {
+    activeBorderColor = { LazyVim.ui.color("MatchParen") or "orange", "bold" },
+    cherryPickedCommitBgColor = { "cyan" },
+    cherryPickedCommitFgColor = { "blue" },
+    defaultFgColor = { "default" },
+    inactiveBorderColor = { LazyVim.ui.color("FloatBorder") or "blue" },
+    optionsTextColor = { "blue" },
+    searchingActiveBorderColor = { LazyVim.ui.color("MatchParen") or "orange", "bold" },
+    selectedLineBgColor = { LazyVim.ui.color("CursorLine", true) }, -- set to `default` to have no background colour
+    unstagedChangesColor = { "red" },
+  }
+  ---@type string[]
+  local lines = {}
+  lines[#lines + 1] = "gui:"
+  lines[#lines + 1] = " theme:"
+  for k, v in pairs(theme) do
+    lines[#lines + 1] = ("   %s:"):format(k)
+    for _, c in ipairs(v) do
+      lines[#lines + 1] = ("     - %q"):format(c)
+    end
+  end
+  local config = table.concat(lines, "\n")
+  require("lazy.util").write_file(M.theme_path, config)
+  M.dirty = false
+end
+
+return M