nvim: completion and styling

home/common/nvim/mini.lua

@@ -5,7 +5,6 @@ require('mini.ai').setup()
 require('mini.align').setup()
 require('mini.bracketed').setup()
 require('mini.comment').setup()
-require('mini.completion').setup()
 require('mini.diff').setup()
 require('mini.extra').setup()
 require('mini.icons').setup()
@@ -22,6 +21,44 @@ require('mini.cursorword').setup({
   delay = 800
 })
 
+require('mini.completion').setup({
+   window = {
+    info = { height = 25, width = 80, border = 'rounded' },
+    signature = { height = 25, width = 80, border = 'rounded' },
+  },
+})
+local imap_expr = function(lhs, rhs)
+  vim.keymap.set('i', lhs, rhs, { expr = true })
+end
+imap_expr('<Tab>',   [[pumvisible() ? "\<C-n>" : "\<Tab>"]])
+imap_expr('<S-Tab>', [[pumvisible() ? "\<C-p>" : "\<S-Tab>"]])
+
+  local keycode = vim.keycode or function(x)
+    return vim.api.nvim_replace_termcodes(x, true, true, true)
+  end
+  local keys = {
+    ['cr']        = keycode('<CR>'),
+    ['ctrl-y']    = keycode('<C-y>'),
+    ['ctrl-y_cr'] = keycode('<C-y><CR>'),
+  }
+
+  _G.cr_action = function()
+    if vim.fn.pumvisible() ~= 0 then
+      -- If popup is visible, confirm selected item or add new line otherwise
+      local item_selected = vim.fn.complete_info()['selected'] ~= -1
+      return item_selected and keys['ctrl-y'] or keys['ctrl-y_cr']
+    else
+      -- If popup is not visible, use plain `<CR>`. You might want to customize
+      -- according to other plugins. For example, to use 'mini.pairs', replace
+      -- next line with `return require('mini.pairs').cr()`
+      return keys['cr']
+    end
+  end
+
+  vim.keymap.set('i', '<CR>', 'v:lua._G.cr_action()', { expr = true })
+
+
+
 local hipatterns = require('mini.hipatterns')
 hipatterns.setup({
   highlighters = {