From cebb280fe546190e55e071b6adbf37cd47950f34 Mon Sep 17 00:00:00 2001
From: Collin Williams <96917990+bluedragon1221@users.noreply.github.com>
Date: Mon, 11 May 2026 15:07:55 -0500
Subject: initial commit

---
 runtime/lua/core/cmdline.lua | 63 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 runtime/lua/core/cmdline.lua

(limited to 'runtime/lua/core/cmdline.lua')

diff --git a/runtime/lua/core/cmdline.lua b/runtime/lua/core/cmdline.lua
new file mode 100644
index 0000000..4d7e44a
--- /dev/null
+++ b/runtime/lua/core/cmdline.lua
@@ -0,0 +1,63 @@
+local M = {}
+
+function M.eval_line(line)
+  local chunk, load_err = load("return " .. line, "=lemacs-cmd", "t", _G)
+  if not chunk then
+    chunk, load_err = load(line, "=lemacs-cmd", "t", _G)
+  end
+
+  if not chunk then
+    return false, "lua compile error: " .. tostring(load_err)
+  end
+
+  local ok, result = pcall(chunk)
+  if not ok then
+    return false, "lua runtime error: " .. tostring(result)
+  end
+
+  if result ~= nil then
+    return true, "=> " .. tostring(result)
+  end
+
+  return true, "lua ok"
+end
+
+function M.eval_command(state, line)
+  local name = (line or ""):gsub("^%s+", ""):gsub("%s+$", "")
+  if name == "" then
+    return false, "command prompt empty"
+  end
+
+  local app = require("core.app")
+  if app.try_named_command_extension(name) then
+    return true, nil
+  end
+
+  local command = require("core.commands")
+  local ok, err = command.call(state, name)
+  if not ok then
+    return false, err
+  end
+
+  return true, nil
+end
+
+function M.enter(state, ui, palette, kind)
+  state.command_mode = true
+  state.command_kind = kind or "lua"
+  state.command_text = ""
+  ui.update_commandline_buffer(state)
+  ui.update_modeline(state)
+  ui.setup_layout(state, palette)
+end
+
+function M.exit(state, ui, palette)
+  state.command_mode = false
+  state.command_kind = "lua"
+  state.command_text = ""
+  ui.update_commandline_buffer(state)
+  ui.update_modeline(state)
+  ui.setup_layout(state, palette)
+end
+
+return M
-- 
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