perf(util): split lazyvim.util in smaller separate modules

lua/lazyvim/util/terminal.lua

@@ -0,0 +1,55 @@
+---@class lazyvim.util.terminal
+---@overload fun(cmd: string|string[], opts: LazyTermOpts): LazyFloat
+local M = setmetatable({}, {
+  __call = function(m, ...)
+    return m.open(...)
+  end,
+})
+
+---@type table<string,LazyFloat>
+local terminals = {}
+
+---@class LazyTermOpts: LazyCmdOptions
+---@field interactive? boolean
+---@field esc_esc? boolean
+---@field ctrl_hjkl? boolean
+
+-- Opens a floating terminal (interactive by default)
+---@param cmd? string[]|string
+---@param opts? LazyTermOpts
+function M.open(cmd, opts)
+  opts = vim.tbl_deep_extend("force", {
+    ft = "lazyterm",
+    size = { width = 0.9, height = 0.9 },
+  }, opts or {}, { persistent = true }) --[[@as LazyTermOpts]]
+
+  local termkey = vim.inspect({ cmd = cmd or "shell", cwd = opts.cwd, env = opts.env, count = vim.v.count1 })
+
+  if terminals[termkey] and terminals[termkey]:buf_valid() then
+    terminals[termkey]:toggle()
+  else
+    terminals[termkey] = require("lazy.util").float_term(cmd, opts)
+    local buf = terminals[termkey].buf
+    vim.b[buf].lazyterm_cmd = cmd
+    if opts.esc_esc == false then
+      vim.keymap.set("t", "<esc>", "<esc>", { buffer = buf, nowait = true })
+    end
+    if opts.ctrl_hjkl == false then
+      vim.keymap.set("t", "<c-h>", "<c-h>", { buffer = buf, nowait = true })
+      vim.keymap.set("t", "<c-j>", "<c-j>", { buffer = buf, nowait = true })
+      vim.keymap.set("t", "<c-k>", "<c-k>", { buffer = buf, nowait = true })
+      vim.keymap.set("t", "<c-l>", "<c-l>", { buffer = buf, nowait = true })
+    end
+
+    vim.api.nvim_create_autocmd("BufEnter", {
+      buffer = buf,
+      callback = function()
+        vim.cmd.startinsert()
+      end,
+    })
+  end
+
+  return terminals[termkey]
+end
+
+return M