Initial

nvim/coc-settings.json

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+{
+  "languageserver": {
+    "golang": {
+      "command": "gopls",
+      "rootPatterns": ["go.mod", ".vim/", ".git/", ".hg/"],
+      "filetypes": ["go"]
+    }
+  }
+}

nvim/init.vim

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+call plug#begin('~/.vim/plugged')
+
+Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
+Plug 'junegunn/fzf.vim'
+Plug 'scrooloose/nerdtree'
+Plug 'fatih/vim-go'
+Plug 'neoclide/coc.nvim', {'do': 'yarn install --frozen-lockfile'}
+
+call plug#end()
+
+set noeb vb t_vb=
+let mapleader = ','
+let g:go_def_mode='gopls'
+let g:go_info_mode='gopls'
+set colorcolumn=160
+
+
+
+set number relativenumber
+set nu rnu
+set tabstop=4 
+set shiftwidth=0 
+set softtabstop=-1 
+set expandtab 
+set autoindent
+set cursorline 
+syntax enable
+nnoremap <silent> <cr> :noh<CR><CR>
+
+" autocmd vimenter * NERDTree
+
+" -------------------------------------------------------------------------------------------------
+" coc.nvim default settings
+" -------------------------------------------------------------------------------------------------
+
+" if hidden is not set, TextEdit might fail.
+set hidden
+" Better display for messages
+set cmdheight=2
+" Smaller updatetime for CursorHold & CursorHoldI
+set updatetime=300
+" don't give |ins-completion-menu| messages.
+set shortmess+=c
+" always show signcolumns
+set signcolumn=yes
+
+" Use tab for trigger completion with characters ahead and navigate.
+" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
+inoremap <silent><expr> <TAB>
+      \ pumvisible() ? "\<C-n>" :
+      \ <SID>check_back_space() ? "\<TAB>" :
+      \ coc#refresh()
+inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"
+
+function! s:check_back_space() abort
+  let col = col('.') - 1
+  return !col || getline('.')[col - 1]  =~# '\s'
+endfunction
+
+" Use <c-space> to trigger completion.
+inoremap <silent><expr> <c-space> coc#refresh()
+
+" Use `[c` and `]c` to navigate diagnostics
+nmap <silent> [c <Plug>(coc-diagnostic-prev)
+nmap <silent> ]c <Plug>(coc-diagnostic-next)
+
+" Remap keys for gotos
+nmap <silent> gd <Plug>(coc-definition)
+nmap <silent> gy <Plug>(coc-type-definition)
+nmap <silent> gi <Plug>(coc-implementation)
+nmap <silent> gr <Plug>(coc-references)
+
+" Use U to show documentation in preview window
+nnoremap <silent> U :call <SID>show_documentation()<CR>
+
+" Remap for rename current word
+nmap <leader>rn <Plug>(coc-rename)
+
+" Remap for format selected region
+vmap <leader>f  <Plug>(coc-format-selected)
+nmap <leader>f  <Plug>(coc-format-selected)
+" Show all diagnostics
+nnoremap <silent> <space>u  :<C-u>CocList diagnostics<cr>
+" Manage extensions
+nnoremap <silent> <space>e  :<C-u>CocList extensions<cr>
+" Show commands
+nnoremap <silent> <space>c  :<C-u>CocList commands<cr>
+" Find symbol of current document
+nnoremap <silent> <space>o  :<C-u>CocList outline<cr>
+" Search workspace symbols
+nnoremap <silent> <space>s  :<C-u>CocList -I symbols<cr>
+" Do default action for next item.
+nnoremap <silent> <space>j  :<C-u>CocNext<CR>
+" Do default action for previous item.
+nnoremap <silent> <space>k  :<C-u>CocPrev<CR>
+" Resume latest coc list
+nnoremap <silent> <space>p  :<C-u>CocListResume<CR>
+
+" disable vim-go :GoDef short cut (gd)
+" this is handled by LanguageClient [LC]
+let g:go_def_mapping_enabled = 0
+
+
+
+