nvim/lua/autopairs.lua

---- If you want insert `(` after select function or method item
--local cmp_autopairs = require('nvim-autopairs.completion.cmp')
--local cmp = require('cmp')
--cmp.event:on(
--  'confirm_done',
--  cmp_autopairs.on_confirm_done()
--)
--local Rule = require('nvim-autopairs.rule')
--local npairs = require('nvim-autopairs')
--
--npairs.add_rule(Rule("$$","$$","tex"))
--
--local handlers = require('nvim-autopairs.completion.handlers')
--
--cmp.event:on(
--  'confirm_done',
--  cmp_autopairs.on_confirm_done({
--    filetypes = {
--      -- "*" is a alias to all filetypes
--      ["*"] = {
--        ["("] = {
--          kind = {
--            cmp.lsp.CompletionItemKind.Function,
--            cmp.lsp.CompletionItemKind.Method,
--          },
--          handler = handlers["*"]
--        }
--      },
--      lua = {
--        ["("] = {
--          kind = {
--            cmp.lsp.CompletionItemKind.Function,
--            cmp.lsp.CompletionItemKind.Method
--          },
--          ---@param char string
--          ---@param item table item completion
--          ---@param bufnr number buffer number
--          ---@param rules table
--          ---@param commit_character table<string>
--          handler = function(char, item, bufnr, rules, commit_character)
--            -- Your handler function. Inpect with print(vim.inspect{char, item, bufnr, rules, commit_character})
--          end
--        }
--      },
--      -- Disable for tex
--      tex = false
--    }
--  })
--)
--
---- you can use some built-in conditions
--
--local cond = require('nvim-autopairs.conds')
--print(vim.inspect(cond))
--
--npairs.add_rules({
--  Rule("$", "$",{"tex", "latex"})
--    -- don't add a pair if the next character is %
--    :with_pair(cond.not_after_regex("%%"))
--    -- don't add a pair if  the previous character is xxx
--    :with_pair(cond.not_before_regex("xxx", 3))
--    -- don't move right when repeat character
--    :with_move(cond.none())
--    -- don't delete if the next character is xx
--    :with_del(cond.not_after_regex("xx"))
--    -- disable adding a newline when you press <cr>
--    :with_cr(cond.none())
--  },
--  -- disable for .vim files, but it work for another filetypes
--  Rule("a","a","-vim")
--)
--
--npairs.add_rules({
--  Rule("$$","$$","tex")
--    :with_pair(function(opts)
--        print(vim.inspect(opts))
--        if opts.line=="aa $$" then
--        -- don't add pair on that line
--          return false
--        end
--    end)
--   }
--)
--
---- you can use regex
---- press u1234 => u1234number
--npairs.add_rules({
--    Rule("u%d%d%d%d$", "number", "lua")
--      :use_regex(true)
--})
--
--
--
---- press x1234 => x12341234
--npairs.add_rules({
--    Rule("x%d%d%d%d$", "number", "lua")
--      :use_regex(true)
--      :replace_endpair(function(opts)
--          -- print(vim.inspect(opts))
--          return opts.prev_char:sub(#opts.prev_char - 3,#opts.prev_char)
--      end)
--})
--
--
---- you can do anything with regex +special key
---- example press tab to uppercase text:
---- press b1234s<tab> => B1234S1234S
--
--npairs.add_rules({
--  Rule("b%d%d%d%d%w$", "", "vim")
--    :use_regex(true,"<tab>")
--    :replace_endpair(function(opts)
--          return
--              opts.prev_char:sub(#opts.prev_char - 4,#opts.prev_char)
--              .."<esc>viwU"
--    end)
--})
--
---- you can exclude filetypes
--npairs.add_rule(
--  Rule("$$","$$")
--    :with_pair(cond.not_filetypes({"lua"}))
--)
----- check ./lua/nvim-autopairs/rules/basic.lua
--
--local npairs = require("nvim-autopairs")
--local Rule = require('nvim-autopairs.rule')
--
--npairs.setup({
--    check_ts = true,
--    ts_config = {
--        lua = {'string'},-- it will not add a pair on that treesitter node
--        javascript = {'template_string'},
--        java = false,-- don't check treesitter on java
--    }
--})
--
--local ts_conds = require('nvim-autopairs.ts-conds')
--
--
---- press % => %% only while inside a comment or string
--npairs.add_rules({
--  Rule("%", "%", "lua")
--    :with_pair(ts_conds.is_ts_node({'string','comment'})),
--  Rule("$", "$", "lua")
--    :with_pair(ts_conds.is_not_ts_node({'function'}))
--})
--