2 files changed, 57 insertions, 0 deletions
diff --git a/.config/nvim/lua/utils/hooks.lua b/.config/nvim/lua/utils/hooks.lua
new file mode 100644
index 0000000..fa667cf
--- /dev/null
+++ b/.config/nvim/lua/utils/hooks.lua
@@ -0,0 +1,33 @@
+local M = {}
+
+local Log = require "core.log"
+local in_headless = #vim.api.nvim_list_uis() == 0
+
+function M.run_pre_update()
+  Log:debug "Starting pre-update hook"
+end
+
+---Reset any startup cache files used by Packer and Impatient
+---Tip: Useful for clearing any outdated settings
+function M.reset_cache()
+  _G.__luacache.clear_cache()
+  require("plugin-loader"):cache_reset()
+end
+
+function M.run_post_update()
+  M.reset_cache()
+  Log:debug "Starting post-update hook"
+  package.loaded["lsp.templates"] = nil
+  require("lsp.templates").generate_templates()
+
+  if not in_headless then
+    vim.schedule(function()
+      require("packer").install()
+      -- TODO: add a changelog
+      vim.notify("Update complete", vim.log.levels.INFO)
+      vim.cmd "LspStart"
+    end)
+  end
+end
+
+return M
diff --git a/.config/nvim/lua/utils/table.lua b/.config/nvim/lua/utils/table.lua
new file mode 100644
index 0000000..1ac5949
--- /dev/null
+++ b/.config/nvim/lua/utils/table.lua
@@ -0,0 +1,24 @@
+local Table = {}
+
+--- Find the first entry for which the predicate returns true.
+-- @param t The table
+-- @param predicate The function called for each entry of t
+-- @return The entry for which the predicate returned True or nil
+function Table.find_first(t, predicate)
+  for _, entry in pairs(t) do
+    if predicate(entry) then
+      return entry
+    end
+  end
+  return nil
+end
+
+--- Check if the predicate returns True for at least one entry of the table.
+-- @param t The table
+-- @param predicate The function called for each entry of t
+-- @return True if predicate returned True at least once, false otherwise
+function Table.contains(t, predicate)
+  return Table.find_first(t, predicate) ~= nil
+end
+
+return Table