Add header macro

lua/nami/remap.lua

@@ -70,6 +70,30 @@ vim.keymap.set("x", "<leader>p", "\"_dp") -- Paste after without moving selectio
 ------------
 -- Macros --
 ------------
+-- Create a header in this form:
+-- ########
+-- # Text #
+-- ########
+-- Use it like so:
+-- Text
+-- # (Border line, place your cursor here
+-- Run Macro
+vim.keymap.set("n", "<leader>h", "0\"xy$k\"xPa <Esc>A <Esc>\"xpyyP:s;.;x;g<CR>j$<C-v>k$olkdyyjpj\"_dd")
+-- How it works:
+-- 0\"xy$k\"xPa <Esc>A <Esc>\"xpyyP:s;.;x;g<CR>j$<C-v>k$olkdyyjpj\"_dd
+-- ^
+-- - yank text on line into register x
+-- - paste it before and after the line aboth
+-- 0\"xy$k\"xPa <Esc>A <Esc>\"xpyyP:s;.;x;g<CR>j$<C-v>k$olkdyyjpj\"_dd
+--                             ^
+-- - yank the text line and paste it aboth
+-- - substitute every character with the filler text: :s;.;<C-r>x:g (<C-r> = read register)
+-- 0\"xy$k\"xPa <Esc>A <Esc>\"xpyyP:s;.;x;g<CR>j$<C-v>k$olkdyyjpj\"_dd
+--                                               ^
+-- - with visual block make both line equal length
+-- - make a copy of the upper line and paste it below
+-- - delete the left over line
+
 -- format a markdown table inside visual selection
 vim.keymap.set("v", "<leader>mt", ":!column -t -s '|' -o '|'<CR>", { desc = "Format markdown table" })