Squashed 'users/configs/system/nvim/nvim/' content from commit e088bce

git-subtree-dir: users/configs/system/nvim/nvim
git-subtree-split: e088bce2bd90c0b5c35d13a8615a55455b96294d

lua/resession/extensions/astronvim.lua

@@ -0,0 +1,33 @@
+local M = {}
+
+M.on_save = function()
+  -- initiate astronvim data
+  local data = { last_bufnr = vim.fn.bufnr(), bufnrs = {}, tabs = {} }
+
+  -- save tab scoped buffers and buffer numbers from buffer name
+  for new_tabpage, tabpage in ipairs(vim.api.nvim_list_tabpages()) do
+    data.tabs[new_tabpage] = vim.t[tabpage].bufs
+    for _, bufnr in ipairs(data.tabs[new_tabpage]) do
+      data.bufnrs[vim.api.nvim_buf_get_name(bufnr)] = bufnr
+    end
+  end
+
+  return data
+end
+
+M.on_load = function(data)
+  -- create map from old buffer numbers to new buffer numbers
+  local new_bufnrs = {}
+  for _, bufnr in ipairs(vim.api.nvim_list_bufs()) do
+    local bufname = vim.api.nvim_buf_get_name(bufnr)
+    if bufname and data.bufnrs[bufname] then new_bufnrs[data.bufnrs[bufname]] = bufnr end
+  end
+  -- build new tab scoped buffer lists
+  for tabpage, tabs in pairs(data.tabs) do
+    vim.t[tabpage].bufs = vim.tbl_map(function(bufnr) return new_bufnrs[bufnr] end, tabs)
+  end
+  require("astronvim.utils").event "BufsUpdated"
+  if vim.fn.bufnr() ~= new_bufnrs[data.last_bufnr] then vim.cmd.b(new_bufnrs[data.last_bufnr]) end
+end
+
+return M