feat(snippet): add bundle cmp-neosnippet

autoload/SpaceVim/layers/autocomplete.vim

@@ -102,6 +102,11 @@ function! SpaceVim#layers#autocomplete#plugins() abort
           \ 'merged' : 0,
           \ 'loadconf' : 1,
           \ }])
+    if g:spacevim_snippet_engine ==# 'neocomplete'
+      call add(plugins, [g:_spacevim_root_dir . 'bundle/cmp-neosnippet', {
+            \ 'merged' : 0,
+            \ }])
+    endif
   elseif g:spacevim_autocomplete_method ==# 'asyncomplete'
     call add(plugins, ['prabirshrestha/asyncomplete.vim', {
           \ 'loadconf' : 1,

bundle/README.md

@@ -20,3 +20,4 @@ In `bundle/` directory, there are two kinds of plugins: forked plugins without c
 - [nvim-lspconfig](https://github.com/neovim/nvim-lspconfig/tree/507f8a570ac2b8b8dabdd0f62da3b3194bf822f8)
 - [deoplete-lsp](https://github.com/deoplete-plugins/deoplete-lsp/tree/6299a22bedfb4f814d95cb0010291501472f8fd0)
 - [nvim-cmp](https://github.com/hrsh7th/nvim-cmp/tree/3192a0c57837c1ec5bf298e4f3ec984c7d2d60c0)
+- [coc-neosnippet](https://github.com/notomo/cmp-neosnippet/tree/2d14526af3f02dcea738b4cea520e6ce55c09979)

bundle/cmp-neosnippet/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2021 notomo
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

bundle/cmp-neosnippet/README.md

@@ -0,0 +1,16 @@
+# cmp-neosnippet
+
+nvim-cmp source for neosnippet.
+
+# Setup
+
+```lua
+require("cmp").setup({
+  snippet = {
+    expand = function(_)
+      -- unused
+    end,
+  },
+  sources = {{name = "neosnippet"}},
+})
+```

bundle/cmp-neosnippet/after/plugin/cmp_neosnippet.lua

@@ -0,0 +1 @@
+require("cmp").register_source("neosnippet", require("cmp_neosnippet").Source.new())

bundle/cmp-neosnippet/lua/cmp_neosnippet/init.lua

@@ -0,0 +1,30 @@
+local kind = require("cmp").lsp.CompletionItemKind.Snippet
+local fn = vim.fn
+
+local M = {}
+
+local Source = {}
+M.Source = Source
+
+function Source.new()
+  return setmetatable({}, { __index = Source })
+end
+
+function Source:is_available()
+  return vim.g.loaded_neosnippet
+end
+
+function Source:get_debug_name()
+  return "neosnippet"
+end
+
+function Source:complete(_, callback)
+  -- not impl cache for filetype
+  local snippets = fn["neosnippet#helpers#get_completion_snippets"]()
+  local items = vim.tbl_map(function(s)
+    return { label = s.word, kind = kind }
+  end, snippets)
+  callback(items)
+end
+
+return M