Files
neovim-config/lua/utils/indentor.lua
T

61 lines
1.7 KiB
Lua

local M = {}
local function get_previous_line_indentation()
-- Get the current cursor position
local current_line, _ = unpack(vim.api.nvim_win_get_cursor(0))
-- Ensure we're not on the first line
if current_line == 1 then
return 0
end
-- Get the previous line's content
local previous_line =
vim.api.nvim_buf_get_lines(0, current_line - 2, current_line - 1, false)[1]
-- Match the leading spaces (indentation)
local indentation = previous_line:match("^%s*")
-- Return the number of spaces (or indentation level)
return #indentation
end
function M.insert_previous_line_indentation()
-- Get the cursor column position
local _, col = unpack(vim.api.nvim_win_get_cursor(0))
-- If the cursor is at the start of the line (column 0)
if col == 0 then
-- Get the number of spaces from the previous line's indentation
local indentation_level = get_previous_line_indentation()
-- Insert the same number of spaces at the start of the current line
vim.api.nvim_put({ string.rep(" ", indentation_level) }, "c", true, true)
else
-- Insert a tab (or spaces if 'expandtab' is set)
vim.api.nvim_feedkeys(
vim.api.nvim_replace_termcodes("<Tab>", true, false, true),
"n",
true
)
end
end
-- Create a keymap to trigger the function using native mappings
-- vim.api.nvim_set_keymap(
-- { "i", "n" },
-- "<C-i>",
-- "<Cmd>lua require('indentor').insert_previous_line_indentation()<CR>",
-- { noremap = true, silent = true }
-- )
-- Create a keymap to trigger the function using Rootiest utils
require("data").func.add_keymap(
"<C-i>",
M.insert_previous_line_indentation,
"Indent Line",
{ "i", "n" }
)
return M