fill in the function

1 files changed, 19 insertions, 0 deletions

diff --git a/lua/99/ops/marks.lua b/lua/99/ops/marks.lua
new file mode 100644
index 0000000..f56211d
--- /dev/null
+++ b/lua/99/ops/marks.lua
@@ -0,0 +1,19 @@
+local marks_to_use = "yuiophjklnm"
+local mark_index = 0
+
+--- @param buffer number
+---@param range Range
+---@return string
+local function mark_function(buffer, range)
+	local start_row, start_col = range.start:to_vim()
+    local idx = (mark_index + 1) % #marks_to_use
+	local mark = marks_to_use:sub(idx, idx)
+
+	vim.api.nvim_buf_set_mark(buffer, mark, start_row + 1, start_col, {})
+
+	mark_index = idx
+    return mark
+end
+
+return mark_function
+