add scripts for treewide mainProgram

treewideMainProgram/neovim_fill_buffer_plugin.lua

@@ -0,0 +1,12 @@
+local function paste_buf()
+  local content = os.getenv("NVIM_CLIPBOARD")
+
+  local line = vim.api.nvim_get_current_line()
+  local indent = string.match(line, " +")
+
+  vim.fn.setreg("a", indent .. content)
+  vim.cmd("put a")
+end
+
+-- Use ';' to insert paste_buf
+vim.keymap.set('n', ';', paste_buf)