summaryrefslogtreecommitdiffstats
path: root/lua/conf/plugins/cmp.lua
blob: ebca9293a0a50f4c1ec966afac2e7e5ff918beef (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
return { 'hrsh7th/nvim-cmp',
  requires = {
    'nvim-treesitter/nvim-treesitter',
    'lukas-reineke/cmp-under-comparator' -- better results
  },

  -- suppliers for completions (they require nvim-cmp to be loaded before they are)
  deps = {
    'hrsh7th/cmp-buffer', -- buffers
    'FelipeLema/cmp-async-path', -- path
    'hrsh7th/cmp-nvim-lsp', -- lsp
    'hrsh7th/cmp-nvim-lsp-signature-help', -- completion information
    { 'L3MON4D3/cmp-luasnip-choice', -- luasnip
      requires = 'L3MON4D3/LuaSnip'
    }
  },

  function()
    local cmp = require('cmp')
    local luasnip = require('luasnip')

    cmp.setup {
      -- disable when in comments
      enabled = function()
        local context = require('cmp.config.context')
        if vim.api.nvim_get_mode().mode == 'c' then
          return true
        else
          return not context.in_treesitter_capture("comment")
            and not context.in_syntax_group("Comment")
        end
      end,

      -- completion sources
      sources = cmp.config.sources {
        { name = 'nvim_lsp', priority = 999 },
        { name = 'luasnip_choice', priority = 750 },
        { name = 'buffer', max_item_count = 3 },
        { name = 'async_path', max_item_count = 5 },
        { name = 'neorg' },
        { name = 'nvim_lsp_signature_help' }
      },

      -- how to sort results
      sorting = {
        comparators = {
          cmp.config.compare.offset,
          cmp.config.compare.exact,
          cmp.config.compare.score,
          require('cmp-under-comparator').under,
          cmp.config.compare.kind,
          cmp.config.compare.sort_text,
          cmp.config.compare.length,
          cmp.config.compare.order,
        }
      },

      -- appearance of window
      window = {
        completion = {
          scrollbar = false,
          border = 'solid',
          winhighlight = "Normal:WinBarNC,FloatBorder:WinBarNC,Search:WinBarNC",
        },
        documentation = {
          border = 'solid',
          winhighlight = "Normal:WinBarNC,FloatBorder:WinBarNC,Search:WinBarNC",
        }
      },

      -- position of window
      view = {
        entries = {
          name = 'custom',
          selection_order = 'near_cursor'
        }
      },

      -- formatting of content
      formatting = {
        fields = { 'menu', 'abbr', 'kind' },
        format = function(entry, item)
          local menu_icon = {
            nvim_lsp = 'λ',
            nvim_lua = 'v',
            luasnip = '%',
            buffer = '@',
            path = '#',
            async_path = '#'
          }

          item.menu = menu_icon[entry.source.name]
          return item
        end
      },

      experimental = {
        ghost_text = true
      },

      -- snippet integration
      snippet = {
        expand = function(args)
          luasnip.lsp_expand(args.body)
        end
      },

      -- mappings
      mapping = cmp.mapping.preset.insert {
        ["<C-y>"] = cmp.mapping(function()
          cmp.confirm({ select = true })
        end, { "i", "c" }),

        ["<C-n>"] = cmp.mapping(function()
          if cmp.visible() then
            cmp.select_next_item()
          end
        end),

        ["<C-p>"] = cmp.mapping(function()
          if cmp.visible() then
            cmp.select_prev_item()
          end
        end),

        ["<C-u>"] = cmp.mapping.scroll_docs(-4),
        ["<C-d>"] = cmp.mapping.scroll_docs(4),
        ['<ESC>'] = cmp.mapping.close()
      }
    }
  end
}