my-nvim-config/laptop/plugin/autopairs.lua

108 lines
4.1 KiB
Lua

local Rule = require('nvim-autopairs.rule')
local npairs = require('nvim-autopairs')
local cond = require('nvim-autopairs.conds')
npairs.setup({
-- will ignore alphanumeric and `.` symbol
ignored_next_char = "[%w%.]",
})
npairs.add_rules({
Rule("\\(", "\\)", {"tex", "latex"}),
Rule("\\[", "\\]", {"tex", "latex"}),
},
-- disable for .vim files, but it work for another filetypes
Rule("a","a","-vim")
)
-- Add spaces between brackets
local brackets = { { '(', ')' }, { '[', ']' }, { '{', '}' } }
npairs.add_rules {
-- Rule for a pair with left-side ' ' and right side ' '
Rule(' ', ' ')
-- Pair will only occur if the conditional function returns true
:with_pair(function(opts)
-- We are checking if we are inserting a space in (), [], or {}
local pair = opts.line:sub(opts.col - 1, opts.col)
return vim.tbl_contains({
brackets[1][1] .. brackets[1][2],
brackets[2][1] .. brackets[2][2],
brackets[3][1] .. brackets[3][2]
}, pair)
end)
:with_move(cond.none())
:with_cr(cond.none())
-- We only want to delete the pair of spaces when the cursor is as such: ( | )
:with_del(function(opts)
local col = vim.api.nvim_win_get_cursor(0)[2]
local context = opts.line:sub(col - 1, col + 2)
return vim.tbl_contains({
brackets[1][1] .. ' ' .. brackets[1][2],
brackets[2][1] .. ' ' .. brackets[2][2],
brackets[3][1] .. ' ' .. brackets[3][2]
}, context)
end)
}
-- For each pair of brackets we will add another rule
for _, bracket in pairs(brackets) do
npairs.add_rules {
-- Each of these rules is for a pair with left-side '( ' and right-side ' )' for each bracket type
Rule(bracket[1] .. ' ', ' ' .. bracket[2])
:with_pair(cond.none())
:with_move(function(opts) return opts.char == bracket[2] end)
:with_del(cond.none())
:use_key(bracket[2])
-- Removes the trailing whitespace that can occur without this
:replace_map_cr(function(_) return '<C-c>2xi<CR><C-c>O' end)
}
end
-- Add space around =
npairs.add_rules {
Rule('=', '', { "-tex", "-vim", "-sh" })
:with_pair(cond.not_inside_quote())
:with_pair(function(opts)
local last_char = opts.line:sub(opts.col - 1, opts.col - 1)
if last_char:match('[%w%=%s]') then
return true
end
return false
end)
:replace_endpair(function(opts)
local prev_2char = opts.line:sub(opts.col - 2, opts.col - 1)
local next_char = opts.line:sub(opts.col, opts.col)
next_char = next_char == ' ' and '' or ' '
if prev_2char:match('%w$') then
return '<bs> =' .. next_char
end
if prev_2char:match('%=$') then
return next_char
end
if prev_2char:match('=') then
return '<bs><bs>=' .. next_char
end
return ''
end)
:set_end_pair_length(0)
:with_move(cond.none())
:with_del(cond.none())
}
-- Insertion with surrounding check
function rule2(a1,ins,a2,lang)
npairs.add_rule(
Rule(ins, ins, lang)
:with_pair(function(opts) return a1..a2 == opts.line:sub(opts.col - #a1, opts.col + #a2 - 1) end)
:with_move(cond.none())
:with_cr(cond.none())
:with_del(function(opts)
local col = vim.api.nvim_win_get_cursor(0)[2]
return a1..ins..ins..a2 == opts.line:sub(col - #a1 - #ins + 1, col + #ins + #a2) -- insert only works for #ins == 1 anyway
end)
)
end
-- Only use it for ocaml
rule2('(','*',')','ocaml')
rule2('(*',' ','*)','ocaml')
rule2('(',' ',')')