94 lines
2.1 KiB
Lua
94 lines
2.1 KiB
Lua
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-- Luapopup - get a popup with lua buffer and run the code in neovim afterwards
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local popup = require("nui.popup")
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local event = require("nui.utils.autocmd").event
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local last_win
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local function popup_and_run()
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if last_win then
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last_win:unmount()
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end
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local hidden = false
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local win = popup({
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enter = true,
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focusable = true,
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border = {
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style = "rounded",
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},
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position = "50%",
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size = {
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width = "80%",
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height = "60%",
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},
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buf_options = {
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modifiable = true,
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readonly = false,
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filetype = "lua",
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},
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})
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local function cancel()
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vim.notify("Cancelled operation, code not run! Use :LuaPopupRestore to restore buffer")
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win:hide()
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end
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local function run()
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local buffer_content = vim.api.nvim_buf_get_lines(win.bufnr, 0, -1, false)
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-- Taken from https://github.com/bfredl/nvim-luadev/blob/master/lua/luadev.lua
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local block = coroutine.create(loadstring(table.concat(buffer_content, "\n")))
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local res = { coroutine.resume(block) }
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if not res[1] then
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_G._errstack = block
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-- if the only frame on the traceback is the chunk itself, skip the traceback
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if debug.getinfo(block, 0, "f").func ~= buffer_content then
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res[2] = debug.traceback(block, res[2], 0)
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end
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end
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local st, r = unpack(res)
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if st == false then
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vim.notify("Execution failed: \n" .. r)
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else
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vim.notify("Successfully executed operation!")
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end
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end
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-- mount/open the component
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win:mount()
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-- map keys
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win:map("n", "<CR>", function(_)
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hidden = true
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win:hide()
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run()
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end, { noremap = true })
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win:map("n", "<Esc>", function(_)
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cancel()
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end, { noremap = true })
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-- unmount component when cursor leaves buffer
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win:on(event.BufLeave, function()
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-- Do not cancel if already hidden
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if not hidden then
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cancel()
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end
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end)
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last_win = win
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end
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local function restore_popup()
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last_win:show()
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end
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vim.api.nvim_create_user_command("LuaPopup", function()
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popup_and_run()
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end, {})
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vim.api.nvim_create_user_command("LuaPopupRestore", function()
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if last_win then
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restore_popup()
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else
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vim.notify("No popup to restore! Use :LuaPopup first!", vim.log.levels.WARN)
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end
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end, {})
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