From 3036a0300a292b7cff7735915982fe30a0cf1f0e Mon Sep 17 00:00:00 2001
From: Sanchayan Maity <maitysanchayan@gmail.com>
Date: Thu, 5 Dec 2019 14:25:46 +0530
Subject: [PATCH] nvim: init.vim: Group key bindings as per filetype

---
 nvim/init.vim | 96 ++++++++++++++++++++++++++-------------------------
 1 file changed, 49 insertions(+), 47 deletions(-)

diff --git a/nvim/init.vim b/nvim/init.vim
index 6e505cf..e82a816 100644
--- a/nvim/init.vim
+++ b/nvim/init.vim
@@ -255,10 +255,6 @@ nnoremap <Leader>ghu :GitGutterUndoHunk<CR>
 nnoremap <Leader>ghr :GitGutterPreviewHunk<CR>
 nnoremap <Leader>gqf :GitGutterQuickFix<CR>
 nnoremap <Leader>ggf :GitGutterFold<CR>
-" For Cscope & tags
-nnoremap <Leader>ct :NeomakeSh ctags -R .<CR>
-nnoremap <Leader>cu :NeomakeSh cscope -bqR<CR>
-nnoremap <Leader>cr :cs reset<CR>
 " For Neomake
 nnoremap <Leader>nm  :Neomake<CR>
 nnoremap <Leader>nc  :NeomakeClean<CR>
@@ -269,16 +265,6 @@ nnoremap <Leader>njc :NeomakeCancelJob<SPACE>
 " For workspace
 nnoremap <Leader>sw  :ToggleWorkspace<CR>
 
-" Haskell specific
-nnoremap <Leader>ht  :NeomakeSh stack exec -- fast-tags -R .<CR>
-" For ghcid
-nnoremap <Leader>hg  :Ghcid<CR>
-nnoremap <Leader>hk  :GhcidKill<CR>
-" For Hoogle
-nnoremap <Leader>hc  :HoogleClose<CR>
-nnoremap <Leader>ho  :exe ':Hoogle ' . expand('<cword>')<CR>
-nnoremap <Leader>hi  :exe ':HoogleInfo ' . expand('<cword>')<CR>
-
 " Quickfix & Location list mappings
 nnoremap <Leader>fn :cnext<CR>
 nnoremap <Leader>fp :cprevious<CR>
@@ -309,42 +295,58 @@ noremap   <Down>   <NOP>
 noremap   <Left>   <NOP>
 noremap   <Right>  <NOP>
 
-nnoremap <silent> <Leader>ss :call Cscope("s", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>sg :call Cscope("g", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>sd :call Cscope("d", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>sc :call Cscope("c", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>st :call Cscope("t", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>se :call Cscope("e", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>sf :call Cscope("f", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>si :call Cscope("i", expand('<cword>'))<CR>
-nnoremap <silent> <Leader>sa :call Cscope("a", expand('<cword>'))<CR>
-
-nnoremap <silent> <Leader><Leader>ss :call CscopeQuery("s")<CR>
-nnoremap <silent> <Leader><Leader>sg :call CscopeQuery("g")<CR>
-nnoremap <silent> <Leader><Leader>sd :call CscopeQuery("d")<CR>
-nnoremap <silent> <Leader><Leader>sc :call CscopeQuery("c")<CR>
-nnoremap <silent> <Leader><Leader>st :call CscopeQuery("t")<CR>
-nnoremap <silent> <Leader><Leader>se :call CscopeQuery("e")<CR>
-nnoremap <silent> <Leader><Leader>sf :call CscopeQuery("f")<CR>
-nnoremap <silent> <Leader><Leader>si :call CscopeQuery("i")<CR>
-nnoremap <silent> <Leader><Leader>sa :call CscopeQuery("a")<CR>
-
 nnoremap <silent> <Leader> :<C-U>WhichKey '<Space>'<CR>
 
 " --------------------------- Autocmd groups ---------------------------------
+augroup HaskellMaps
+    au!
+	au FileType haskell nmap <Leader>ht  :NeomakeSh stack exec -- fast-tags -R .<CR>
+	au FileType haskell nmap <Leader>hg  :Ghcid<CR>
+	au FileType haskell nmap <Leader>hk  :GhcidKill<CR>
+	au FileType haskell nmap <Leader>hc  :HoogleClose<CR>
+	au FileType haskell nmap <Leader>ho  :exe ':Hoogle ' . expand('<cword>')<CR>
+	au FileType haskell nmap <Leader>hi  :exe ':HoogleInfo ' . expand('<cword>')<CR>
+augroup END
+
+augroup CMaps
+	au!
+	au FileType c nmap <Leader>ct :NeomakeSh ctags -R .<CR>
+	au FileType c nmap <Leader>cu :NeomakeSh cscope -bqR<CR>
+	au FileType c nmap <Leader>cr :cs reset<CR>
+
+	au FileType c nmap <silent> <Leader>ss :call Cscope("s", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>sg :call Cscope("g", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>sd :call Cscope("d", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>sc :call Cscope("c", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>st :call Cscope("t", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>se :call Cscope("e", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>sf :call Cscope("f", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>si :call Cscope("i", expand('<cword>'))<CR>
+	au FileType c nmap <silent> <Leader>sa :call Cscope("a", expand('<cword>'))<CR>
+
+	au FileType c nmap <silent> <Leader><Leader>ss :call CscopeQuery("s")<CR>
+	au FileType c nmap <silent> <Leader><Leader>sg :call CscopeQuery("g")<CR>
+	au FileType c nmap <silent> <Leader><Leader>sd :call CscopeQuery("d")<CR>
+	au FileType c nmap <silent> <Leader><Leader>sc :call CscopeQuery("c")<CR>
+	au FileType c nmap <silent> <Leader><Leader>st :call CscopeQuery("t")<CR>
+	au FileType c nmap <silent> <Leader><Leader>se :call CscopeQuery("e")<CR>
+	au FileType c nmap <silent> <Leader><Leader>sf :call CscopeQuery("f")<CR>
+	au FileType c nmap <silent> <Leader><Leader>si :call CscopeQuery("i")<CR>
+	au FileType c nmap <silent> <Leader><Leader>sa :call CscopeQuery("a")<CR>
+augroup END
+
 augroup deopleteMaps
-  au!
-  " For deoplete Rust
-  au FileType rust nmap <buffer> <Leader>rd <plug>DeopleteRustGoToDefinitionDefault
-  au FileType rust nmap <buffer> <Leader>rc <plug>DeopleteRustShowDocumentation
-  au FileType rust nmap <buffer> <Leader>rv <plug>DeopleteRustGoToDefinitionVSplit
-  au FileType rust nmap <buffer> <Leader>rh <plug>DeopleteRustGoToDefinitionSplit
-  au FileType rust nmap <buffer> <Leader>rt <plug>DeopleteRustGoToDefinitionTab
+	au!
+	au FileType rust nmap <buffer> <Leader>rd <plug>DeopleteRustGoToDefinitionDefault
+	au FileType rust nmap <buffer> <Leader>rc <plug>DeopleteRustShowDocumentation
+	au FileType rust nmap <buffer> <Leader>rv <plug>DeopleteRustGoToDefinitionVSplit
+	au FileType rust nmap <buffer> <Leader>rh <plug>DeopleteRustGoToDefinitionSplit
+	au FileType rust nmap <buffer> <Leader>rt <plug>DeopleteRustGoToDefinitionTab
 augroup END
 
 augroup rainbow_lisp
-  autocmd!
-  autocmd FileType lisp,clojure,scheme RainbowParentheses
+	autocmd!
+	autocmd FileType lisp,clojure,scheme RainbowParentheses
 augroup END
 
 " Starts the REPL.
@@ -363,8 +365,8 @@ augroup END
 
 " Close QF window if it is last window
 augroup QFClose
-  au!
-  au WinEnter * if winnr('$') == 1 && &buftype == "quickfix"|q|endif
+	au!
+	au WinEnter * if winnr('$') == 1 && &buftype == "quickfix"|q|endif
 augroup END
 
 " Taken from http://seenaburns.com/vim-setup-for-rust/
@@ -378,8 +380,8 @@ au BufEnter *.rs let s:quitting = 0
 au BufWritePost *.rs if ! s:quitting | Neomake | else | echom "Neomake disabled"| endif
 
 augroup Terminal
-  au!
-  au TermOpen * setlocal statusline=%{b:terminal_job_id}
+	au!
+	au TermOpen * setlocal statusline=%{b:terminal_job_id}
 augroup END
 
 " Default indentations