use plugin nvim-autopairs for autopair

delimitMate is not updated for a long time.

README.md

@@ -64,7 +64,7 @@ and how to set up on different platforms (Linux, macOS, and Windows).
 + Better escaping from insert mode via [better-escape.vim](https://github.com/nvim-zh/better-escape.vim).
 + Ultra-fast project-wide fuzzy searching via [LeaderF](https://github.com/Yggdroot/LeaderF).
 + Faster code commenting via [vim-commentary](https://github.com/tpope/vim-commentary).
-+ Faster matching pair insertion and jump via [delimitMate](https://github.com/Raimondi/delimitMate).
++ Faster matching pair insertion and jump via [nvim-autopairs](https://github.com/windwp/nvim-autopairs).
 + Smarter and faster matching pair management (add, replace or delete) via [vim-sandwich](https://github.com/machakann/vim-sandwich).
 + Fast buffer jump via [hop.nvim](https://github.com/phaazon/hop.nvim).
 + Powerful snippet insertion via [Ultisnips](https://github.com/SirVer/ultisnips).

after/ftplugin/cpp.vim

@@ -34,6 +34,3 @@ function s:create_term_buf(_type, size) abort
   endif
   execute 'resize ' . a:size
 endfunction
-
-" For delimitMate
-let b:delimitMate_matchpairs = "(:),[:],{:}"

after/ftplugin/lua.vim

@@ -4,9 +4,6 @@ set formatoptions-=r
 
 nnoremap <buffer><silent> <F9> :luafile %<CR>
 
-" For delimitMate
-let b:delimitMate_matchpairs = "(:),[:],{:}"
-
 " Use nvim-treesitter for folding
 set foldmethod=expr
 set foldexpr=nvim_treesitter#foldexpr()

after/ftplugin/python.vim

@@ -13,9 +13,6 @@ set softtabstop=4   " number of spaces in tab when editing
 set shiftwidth=4    " number of spaces to use for autoindent
 set expandtab       " expand tab to spaces so that tabs are spaces
 
-" For delimitMate
-let b:delimitMate_matchpairs = "(:),[:],{:}"
-
 " Use nvim-treesitter for folding
 set foldmethod=expr
 set foldexpr=nvim_treesitter#foldexpr()

lua/plugin_specs.lua

@@ -221,7 +221,11 @@ local plugin_specs = {
   }, event = "InsertEnter" },
 
   -- Automatic insertion and deletion of a pair of characters
-  { "Raimondi/delimitMate", event = "InsertEnter" },
+  {
+      'windwp/nvim-autopairs',
+      event = "InsertEnter",
+      config = true
+  },
 
   -- Comment plugin
   { "tpope/vim-commentary", event = "VeryLazy" },