From f53fc71e3fa994f23b891f4b1f48ac6006f000ff Mon Sep 17 00:00:00 2001
From: wsdjeg <wsdjeg@163.com>
Date: Mon, 17 Jul 2017 07:08:53 +0800
Subject: [PATCH] Add mappings for changing symbol style

---
 autoload/SpaceVim/layers/edit.vim  | 57 ++++++++++++++++++++++++++++++
 autoload/SpaceVim/layers/tools.vim |  1 +
 docs/documentation.md              |  2 +-
 3 files changed, 59 insertions(+), 1 deletion(-)

diff --git a/autoload/SpaceVim/layers/edit.vim b/autoload/SpaceVim/layers/edit.vim
index 956a7d22d..1ba58281c 100644
--- a/autoload/SpaceVim/layers/edit.vim
+++ b/autoload/SpaceVim/layers/edit.vim
@@ -1,3 +1,4 @@
+scriptencoding utf-8
 function! SpaceVim#layers#edit#plugins() abort
     let plugins = [
                 \ ['tpope/vim-surround'],
@@ -40,6 +41,8 @@ function! SpaceVim#layers#edit#config() abort
     let g:wildfire_objects = ["i'", 'i"', 'i)', 'i]', 'i}', 'ip', 'it']
     let g:_spacevim_mappings_space.x = {'name' : '+Text'}
     let g:_spacevim_mappings_space.x.a = {'name' : '+align'}
+    let g:_spacevim_mappings_space.x.d = {'name' : '+delete'}
+    let g:_spacevim_mappings_space.x.i = {'name' : '+change symbol style'}
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', '&'], 'Tabularize /&', 'align region at &', 1)
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', '('], 'Tabularize /(', 'align region at (', 1)
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', ')'], 'Tabularize /)', 'align region at )', 1)
@@ -50,5 +53,59 @@ function! SpaceVim#layers#edit#config() abort
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', ','], 'Tabularize /,', 'align region at ,', 1)
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', '.'], 'Tabularize /.', 'align region at .', 1)
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', ':'], 'Tabularize /:', 'align region at :', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', ';'], 'Tabularize /;', 'align region at ;', 1)
     call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', '='], 'Tabularize /=', 'align region at =', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'a', '¦'], 'Tabularize /¦', 'align region at ¦', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'd', 'w'], 'StripWhitespace', 'delete trailing whitespaces', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'd', '[SPC]'], 'silent call call('
+                \ . string(s:_function('s:delete_extra_space')) . ', [])',
+                \ 'delete extra space arround cursor', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'i', 'c'], 'silent call call('
+                \ . string(s:_function('s:lowerCamelCase')) . ', [])',
+                \ 'change symbol style to lowerCamelCase', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['x', 'i', 'C'], 'silent call call('
+                \ . string(s:_function('s:UpperCamelCase')) . ', [])',
+                \ 'change symbol style to UpperCamelCase', 1)
 endfunction
+
+function! s:lowerCamelCase() abort
+    let cword = expand('<cword>')
+    if !empty(cword) && cword[0:0] =~# '[A-Z]'
+        let save_cursor = getcurpos()
+        normal! b~
+        call setpos('.', save_cursor)
+    endif
+endfunction
+
+function! s:UpperCamelCase() abort
+    let cword = expand('<cword>')
+    if !empty(cword) && cword[0:0] =~# '[a-z]'
+        let save_cursor = getcurpos()
+        normal! b~
+        call setpos('.', save_cursor)
+    endif
+endfunction
+
+
+function! s:delete_extra_space() abort
+    if !empty(getline('.'))
+        if getline('.')[col('.')-1] ==# ' '
+            exe "normal! viw\"_di\<Space>\<Esc>"
+        endif
+    endif
+endfunction
+
+" function() wrapper
+if v:version > 703 || v:version == 703 && has('patch1170')
+    function! s:_function(fstr) abort
+        return function(a:fstr)
+    endfunction
+else
+    function! s:_SID() abort
+        return matchstr(expand('<sfile>'), '<SNR>\zs\d\+\ze__SID$')
+    endfunction
+    let s:_s = '<SNR>' . s:_SID() . '_'
+    function! s:_function(fstr) abort
+        return function(substitute(a:fstr, 's:', s:_s, 'g'))
+    endfunction
+endif
diff --git a/autoload/SpaceVim/layers/tools.vim b/autoload/SpaceVim/layers/tools.vim
index 13fabf06f..0c7877e20 100644
--- a/autoload/SpaceVim/layers/tools.vim
+++ b/autoload/SpaceVim/layers/tools.vim
@@ -47,6 +47,7 @@ function! SpaceVim#layers#tools#plugins() abort
 endfunction
 
 function! SpaceVim#layers#tools#config() abort
+  let g:better_whitespace_filetypes_blacklist = ['diff', 'gitcommit', 'unite', 'qf', 'help', 'markdown', 'leaderGuide']
   call SpaceVim#mapping#space#def('nnoremap', ['a', 'c'], 'Calendar', 'vim calendar', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['e', 'a'], 'FencAutoDetect',
         \ 'Auto detect the file encoding', 1)
diff --git a/docs/documentation.md b/docs/documentation.md
index 41ffc165a..a568ca164 100644
--- a/docs/documentation.md
+++ b/docs/documentation.md
@@ -1129,13 +1129,13 @@ Key Binding | Description
 `SPC x a :` | align region at :
 `SPC x a ;` | align region at ;
 `SPC x a =` | align region at =
+`SPC x a ¦` | align region at ¦
 `SPC x a a` | align region (or guessed section) using default rules
 `SPC x a c` | align current indentation region using default rules
 `SPC x a l` | left-align with evil-lion
 `SPC x a L` | right-align with evil-lion
 `SPC x a r` | align region using user-specified regexp
 `SPC x a m` | align region at arithmetic operators `` (+-*/) ``
-`SPC x a ¦` | align region at ¦
 `SPC x c` | cunt the number of chars/words/lines in the selection region
 `SPC x d w` | delete trailing whitespaces
 `SPC x d SPC` | Delete all spaces and tabs around point, leaving one space