Add neovim config

31 files changed, 151 insertions, 20 deletions

diff --git a/.config/nvim/init.vim b/.config/nvim/init.vim
new file mode 100644
index 0000000..f182e5b
--- /dev/null
+++ b/.config/nvim/init.vim
@@ -0,0 +1,3 @@
+set runtimepath^=~/.vim runtimepath+=~/.vim/after
+let &packpath = &runtimepath
+source ~/.vimrc
diff --git a/.gitmodules b/.gitmodules
index e05ae45..d26b45d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -16,3 +16,42 @@
 [submodule ".vim/pack/submodule/opt/vim-sneak"]
 	path = .vim/pack/submodule/opt/vim-sneak
 	url = https://github.com/justinmk/vim-sneak
+[submodule ".vim/pack/nvim/opt/nvim-treesitter"]
+	path = .vim/pack/nvim/opt/nvim-treesitter
+	url = https://github.com/nvim-treesitter/nvim-treesitter
+[submodule ".vim/pack/nvim/opt/nvim-cmp"]
+	path = .vim/pack/nvim/opt/nvim-cmp
+	url = https://github.com/hrsh7th/nvim-cmp
+[submodule ".vim/pack/nvim/opt/nvim-lspconfig"]
+	path = .vim/pack/nvim/opt/nvim-lspconfig
+	url = https://github.com/neovim/nvim-lspconfig
+[submodule ".vim/pack/nvim/opt/cmp-nvim-lsp"]
+	path = .vim/pack/nvim/opt/cmp-nvim-lsp
+	url = https://github.com/hrsh7th/cmp-nvim-lsp
+[submodule ".vim/pack/nvim/opt/symbols-outline.nvim"]
+	path = .vim/pack/nvim/opt/symbols-outline.nvim
+	url = https://github.com/simrat39/symbols-outline.nvim
+[submodule ".vim/pack/nvim/opt/lsp_signature.nvim"]
+	path = .vim/pack/nvim/opt/lsp_signature.nvim
+	url = https://github.com/ray-x/lsp_signature.nvim
+[submodule ".vim/pack/nvim/opt/cmp-buffer"]
+	path = .vim/pack/nvim/opt/cmp-buffer
+	url = https://github.com/hrsh7th/cmp-buffer
+[submodule ".vim/pack/nvim/opt/cmp-path"]
+	path = .vim/pack/nvim/opt/cmp-path
+	url = https://github.com/hrsh7th/cmp-path
+[submodule ".vim/pack/nvim/opt/cmp-cmdline"]
+	path = .vim/pack/nvim/opt/cmp-cmdline
+	url = https://github.com/hrsh7th/cmp-cmdline
+[submodule ".vim/pack/nvim/opt/cmp-nvim-ultisnips"]
+	path = .vim/pack/nvim/opt/cmp-nvim-ultisnips
+	url = https://github.com/quangnguyen30192/cmp-nvim-ultisnips
+[submodule ".vim/pack/nvim/opt/cscope_maps.nvim"]
+	path = .vim/pack/nvim/opt/cscope_maps.nvim
+	url = https://github.com/dhananjaylatkar/cscope_maps.nvim
+[submodule ".vim/pack/nvim/opt/hop.nvim"]
+	path = .vim/pack/nvim/opt/hop.nvim
+	url = https://github.com/smoka7/hop.nvim
+[submodule ".vim/pack/nvim/opt/cmp-omni"]
+	path = .vim/pack/nvim/opt/cmp-omni
+	url = https://github.com/hrsh7th/cmp-omni
diff --git a/.ignore b/.ignore
new file mode 100644
index 0000000..6446820
--- /dev/null
+++ b/.ignore
@@ -0,0 +1 @@
+.vim/pack/
diff --git a/.vim/after/plugin/cmp.vim b/.vim/after/plugin/cmp.vim
index e95dd71..17f5086 100644
--- a/.vim/after/plugin/cmp.vim
+++ b/.vim/after/plugin/cmp.vim
@@ -9,7 +9,10 @@ packadd nvim-cmp
 packadd cmp-buffer
 packadd cmp-path
 packadd cmp-cmdline
-packadd cmp-nvim-ultisnips
+packadd cmp-omni
+
+" cmp-nvim-ultisnips is kind of buggy. Disable it before investigation.
+" packadd cmp-nvim-ultisnips
 
 lua <<EOF
 
@@ -17,15 +20,16 @@ local cmp = require 'cmp'
 
 cmp.setup({
     preselect = cmp.PreselectMode.None,
-    snippet = {
-        expand = function(args)
-            vim.fn["UltiSnips#Anon"](args.body)
-        end,
-    },
+    -- snippet = {
+    --     expand = function(args)
+    --         vim.fn["UltiSnips#Anon"](args.body)
+    --     end,
+    -- },
 
     sources = cmp.config.sources({
-        { name = 'ultisnips' },
+        -- { name = 'ultisnips' },
         { name = 'nvim_lsp' },
+        { name = 'omni' },
     }, {
         { name = 'buffer' },
     }),
diff --git a/.vim/after/plugin/cscope.vim b/.vim/after/plugin/cscope.vim
index a098e18..076101f 100644
--- a/.vim/after/plugin/cscope.vim
+++ b/.vim/after/plugin/cscope.vim
@@ -1,3 +1,7 @@
+if has('nvim')
+    finish
+endif
+
 if executable('gtags-cscope')
     let &csprg='gtags-cscope'
 endif
diff --git a/.vim/after/plugin/floaterm.vim b/.vim/after/plugin/floaterm.vim
index b424f96..89fce6b 100644
--- a/.vim/after/plugin/floaterm.vim
+++ b/.vim/after/plugin/floaterm.vim
@@ -1,4 +1,7 @@
 let g:floaterm_autoclose = 1
-let g:floaterm_opener = 'tabe'
+let g:floaterm_width = 0.8
+let g:floaterm_height = 0.8
 
 nnoremap <Leader><Leader>t :FloatermToggle<CR>
+nnoremap <Leader><Leader>n :FloatermNew nnn<CR>
+nnoremap <Leader>gs :FloatermNew tig status<CR>
diff --git a/.vim/after/plugin/hop.vim b/.vim/after/plugin/hop.vim
new file mode 100644
index 0000000..03ea18e
--- /dev/null
+++ b/.vim/after/plugin/hop.vim
@@ -0,0 +1,14 @@
+if !has('nvim')
+    finish
+endif
+
+packadd hop.nvim
+
+noremap <space>f :HopChar1<CR>
+noremap <space>s :HopChar2<CR>
+
+noremap <space>w :HopWord<CR>
+
+lua <<EOF
+    require('hop').setup()
+EOF
diff --git a/.vim/after/plugin/minpac.vim b/.vim/after/plugin/minpac.vim
index f895def..e3fe4a8 100644
--- a/.vim/after/plugin/minpac.vim
+++ b/.vim/after/plugin/minpac.vim
@@ -65,7 +65,6 @@ function! InitMinpac() abort
   " external
   call minpac#add('https://github.com/junegunn/fzf.git')
   call minpac#add('https://github.com/junegunn/fzf.vim.git', {'type': 'opt'})
-  call minpac#add('https://github.com/mcchrish/nnn.vim.git')
 
   " terminal
   call minpac#add('https://github.com/voldikss/vim-floaterm.git')
@@ -73,7 +72,6 @@ function! InitMinpac() abort
   " git
   call minpac#add('https://github.com/tpope/vim-fugitive.git')
   call minpac#add('https://github.com/rbong/vim-flog.git')
-  call minpac#add('https://github.com/iberianpig/tig-explorer.vim')
   call minpac#add('https://github.com/mhinz/vim-signify.git')
   call minpac#add('https://github.com/jpalardy/vim-slime', {'type': 'opt'})
 
diff --git a/.vim/after/plugin/mucomplete.vim b/.vim/after/plugin/mucomplete.vim
index 3efbcbe..588d1d2 100644
--- a/.vim/after/plugin/mucomplete.vim
+++ b/.vim/after/plugin/mucomplete.vim
@@ -1,3 +1,7 @@
+if has('nvim')
+    finish
+endif
+
 let g:mucomplete#enable_auto_at_startup = 1
 let g:mucomplete#minimum_prefix_length = 1
 let g:mucomplete#empty_text_auto = 1
diff --git a/.vim/after/plugin/nnn.vim b/.vim/after/plugin/nnn.vim
deleted file mode 100644
index 08cabfc..0000000
--- a/.vim/after/plugin/nnn.vim
+++ /dev/null
@@ -1 +0,0 @@
-nnoremap <leader><leader>n :NnnPicker %<CR>
diff --git a/.vim/after/plugin/nvim-cscope.vim b/.vim/after/plugin/nvim-cscope.vim
new file mode 100644
index 0000000..c463800
--- /dev/null
+++ b/.vim/after/plugin/nvim-cscope.vim
@@ -0,0 +1,29 @@
+if !has('nvim')
+    finish
+endif
+
+packadd cscope_maps.nvim
+
+nmap <leader>css :Cscope find s <C-R>=expand("<cword>")<CR><CR>
+nmap <leader>csg :Cscope find g <C-R>=expand("<cword>")<CR>
+nmap <leader>csc :Cscope find c <C-R>=expand("<cword>")<CR>
+nmap <leader>cst :Cscope find t <C-R>=expand("<cword>")<CR><CR>
+nmap <leader>cse :Cscope find e <C-R>=expand("<cword>")<CR><CR>
+nmap <leader>csf :Cscope find f <C-R>=expand("<cfile>")<CR><CR>
+nmap <leader>csi :Cscope find i ^<C-R>=expand("<cfile>")<CR>$<CR>
+nmap <leader>csd :Cscope find d <C-R>=expand("<cword>")<CR>
+nmap <leader>csa :Cscope find a <C-R>=expand("<cword>")<CR>
+nmap <leader>cs<space> :Cscope find<space>
+nmap <C-]> :Cstag <C-R>=expand('<cword>')<CR>
+
+lua <<EOF
+
+    local cscope_maps = require 'cscope_maps'
+    cscope_maps.setup({
+        disable_maps = true,
+        cscope = {
+            exec = "gtags-cscope",
+        },
+    })
+
+EOF
diff --git a/.vim/after/plugin/nvim-lsp.vim b/.vim/after/plugin/nvim-lsp.vim
index d36ed3d..dec2a48 100644
--- a/.vim/after/plugin/nvim-lsp.vim
+++ b/.vim/after/plugin/nvim-lsp.vim
@@ -3,19 +3,19 @@ if !has('nvim')
 endif
 
 packadd nvim-lspconfig
-packadd cmp-nvim-lsp
+" packadd cmp-nvim-lsp
 packadd symbols-outline.nvim
 packadd lsp_signature.nvim
 
 lua <<EOF
 
 local lspconfig = require 'lspconfig'
-local cmp_nvim_lsp = require 'cmp_nvim_lsp'
+-- local cmp_nvim_lsp = require 'cmp_nvim_lsp'
 local symbols_outline = require 'symbols-outline'
 local lsp_signature = require 'lsp_signature'
 
-local capabilities = vim.lsp.protocol.make_client_capabilities()
-capabilities = cmp_nvim_lsp.update_capabilities(capabilities)
+-- The nvim-cmp almost supports LSP's capabilities so You should advertise it to LSP servers..
+-- local capabilities = require('cmp_nvim_lsp').default_capabilities()
 
 local opts = { noremap = true, silent = true }
 
@@ -59,7 +59,7 @@ local servers = { 'clangd', 'gopls' , 'gdscript', 'pylsp' }
 for _, lsp in pairs(servers) do
   lspconfig[lsp].setup{
     on_attach = on_attach,
-    capabilities = capabilities,
+    -- capabilities = capabilities,
   }
 end
 
diff --git a/.vim/after/plugin/tig.vim b/.vim/after/plugin/tig.vim
deleted file mode 100644
index 8093e6a..0000000
--- a/.vim/after/plugin/tig.vim
+++ /dev/null
@@ -1 +0,0 @@
-nnoremap <leader>gs :TigStatus<CR>
diff --git a/.vim/after/plugin/treesitter.vim b/.vim/after/plugin/treesitter.vim
index c022662..268ab0a 100644
--- a/.vim/after/plugin/treesitter.vim
+++ b/.vim/after/plugin/treesitter.vim
@@ -9,7 +9,6 @@ lua <<EOF
 local treesitter_config = require 'nvim-treesitter.configs'
 
 treesitter_config.setup {
-    ensure_installed = { 'c', 'lua', 'gdscript', 'go', 'python' },
     sync_install = false,
 
     highlight = {
diff --git a/.vim/after/plugin/vim9-stargate.vim b/.vim/after/plugin/vim9-stargate.vim
index d6f9075..6462be6 100644
--- a/.vim/after/plugin/vim9-stargate.vim
+++ b/.vim/after/plugin/vim9-stargate.vim
@@ -1,3 +1,7 @@
+if has('nvim')
+    finish
+endif
+
 " For 1 character to search before showing hints
 noremap <space>f <Cmd>call stargate#OKvim(1)<CR>
 " For 2 consecutive characters to search
diff --git a/.vim/pack/nvim/opt/cmp-buffer b/.vim/pack/nvim/opt/cmp-buffer
new file mode 160000
+Subproject 3022dbc9166796b644a841a02de8dd1cc1d311f
diff --git a/.vim/pack/nvim/opt/cmp-cmdline b/.vim/pack/nvim/opt/cmp-cmdline
new file mode 160000
+Subproject 8ee981b4a91f536f52add291594e89fb6645e45
diff --git a/.vim/pack/nvim/opt/cmp-nvim-lsp b/.vim/pack/nvim/opt/cmp-nvim-lsp
new file mode 160000
+Subproject 5af77f54de1b16c34b23cba810150689a3a9031
diff --git a/.vim/pack/nvim/opt/cmp-nvim-ultisnips b/.vim/pack/nvim/opt/cmp-nvim-ultisnips
new file mode 160000
+Subproject 24bca5c3e137b28cd87442d4fc51a2b312dd99c
diff --git a/.vim/pack/nvim/opt/cmp-omni b/.vim/pack/nvim/opt/cmp-omni
new file mode 160000
+Subproject 4ef610bbd85a5ee4e97e09450c0daecbdc60de8
diff --git a/.vim/pack/nvim/opt/cmp-path b/.vim/pack/nvim/opt/cmp-path
new file mode 160000
+Subproject 91ff86cd9c29299a64f968ebb45846c485725f2
diff --git a/.vim/pack/nvim/opt/cscope_maps.nvim b/.vim/pack/nvim/opt/cscope_maps.nvim
new file mode 160000
+Subproject c3922f1decbbcedca3aba5cd4534f397e5a903b
diff --git a/.vim/pack/nvim/opt/hop.nvim b/.vim/pack/nvim/opt/hop.nvim
new file mode 160000
+Subproject df0b5b693ef8c3d414b5b85e4bc11cea99c4958
diff --git a/.vim/pack/nvim/opt/lsp_signature.nvim b/.vim/pack/nvim/opt/lsp_signature.nvim
new file mode 160000
+Subproject fed2c8389c148ff1dfdcdca63c2b48d08a50dea
diff --git a/.vim/pack/nvim/opt/nvim-cmp b/.vim/pack/nvim/opt/nvim-cmp
new file mode 160000
+Subproject 538e37ba87284942c1d76ed38dd497e54e65b89
diff --git a/.vim/pack/nvim/opt/nvim-lspconfig b/.vim/pack/nvim/opt/nvim-lspconfig
new file mode 160000
+Subproject 9099871a7c7e1c16122e00d70208a2cd02078d8
diff --git a/.vim/pack/nvim/opt/nvim-treesitter b/.vim/pack/nvim/opt/nvim-treesitter
new file mode 160000
+Subproject 27f68c0b6a87cbad900b3d016425450af826802
diff --git a/.vim/pack/nvim/opt/symbols-outline.nvim b/.vim/pack/nvim/opt/symbols-outline.nvim
new file mode 160000
+Subproject 512791925d57a61c545bc303356e8a8f7869763
diff --git a/.vimrc b/.vimrc
index 405da2f..954f4db 100644
--- a/.vimrc
+++ b/.vimrc
@@ -150,9 +150,12 @@ packadd! onedark.vim
 silent colorscheme onedark
 
 packadd matchit
-packadd editorconfig
 packadd cfilter
 
+if !has('nvim')
+    packadd editorconfig
+endif
+
 if !empty(glob('~/.vim_local'))
     source ~/.vim_local
 endif
diff --git a/README.md b/README.md
index 51cbabd..4195e69 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,15 @@ Motion:
 - [vim-sneak](https://github.com/justinmk/vim-sneak): Jump to any
   location with two characters. It should be `opt`. Otherwise the config
   in `after` folder would not work.
+- [hop.nvim](https://github.com/smoka7/hop.nvim): modern alternative to
+  easymotion in neovim.
+
+Navigation:
+
+- symbols-outline.nvim: alternative to tagbar in neovim.
+- cscope_maps.nvim: as neovim deprecated cscope in neovim 0.9, this
+  plugin is required to use the cscope features.
+- nvim-lspconfig
 
 Languages specfic:
 
@@ -19,10 +28,29 @@ Languages specfic:
 - [vim-terraform](https://github.com/hashivim/vim-terraform):
   Improve terraform syntax highlight.
 
+Editing:
+
+- [nvim-cmp](https://github.com/hrsh7th/nvim-cmp): Code completion in
+  neovim.
+
+  Related completion sources:
+
+  - cmp-buffer
+  - cmp-cmdline
+  - cmp-nvim-lsp
+  - cmp-nvim-ultisnips (kind of buggy)
+  - cmp-omni
+  - cmp-path
+
+- lsp_signature.nvim
+
+Interface:
+
 Misc:
 
 - [vim-highlightedyank](https://github.com/machakann/vim-highlightedyank):
   highlight yanked text.
+- nvim-treesitter
 
 Good but not included yet:
 
diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index e073c90..7e755ce 100755
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -26,7 +26,7 @@ link_all () {
         .env .config/kitty .wezterm.lua .config/mpv \
         .config/sway .config/swaylock .config/zathura .tigrc .config/foot \
         .config/fish .arch.aliases .bashrc .zinitrc \
-        .config/git
+        .config/git .config/nvim
 }
 
 main () {