vimrc: Add new text-objects ii ai for indented text.

[config/dotfiles.git] / vimrc

diff --git a/vimrc b/vimrc
index a58741dc7e1877c0e0dbb6f5ee0d68553fb09c80..e209796979a08a4f66f23a6a80a387538415d569 100644 (file)
--- a/vimrc
+++ b/vimrc
@@ -358,9 +358,19 @@ if has('syntax')
         match Todo /\%>78v./
     endif
 
-" Highlight TODO, FIXME, CHANGED and XXX in all documents.
     if exists('*matchadd')
-        call matchadd('Todo', '\(TODO\|FIXME\|CHANGED\|XXX\)')
+" Highlight some important keywords in all documents.
+        for x in ['TODO', 'XXX', 'FIXME', 'CHANGED', 'REMOVED', 'DELETED']
+            call matchadd('Todo', x)
+        endfor
+
+" Highlight unicode whitespace which is no normal whitespace (0x20).
+        for x in ['00a0', '1680', '180e', '2000', '2001', '2002', '2003',
+                \ '2004', '2005', '2006', '2007', '2008', '2009', '200a',
+                \ '200b', '200c', '200d', '202f', '205f', '2060', '3000',
+                \ 'feff']
+            call matchadd('Error', '\%u' . x)
+        endfor
     endif
 
 " Settings for specific filetypes.
@@ -409,6 +419,7 @@ endif
 " twice.
 if has('autocmd')
     augroup vimrc
+" Remove all autocmds from the current group.
         autocmd!
 
 " Go to last position of opened files. Taken from :help last-position-jump.
@@ -433,10 +444,13 @@ if has('autocmd')
 " Automatically disable 'paste' mode when leaving insert mode. Thanks to
 " Raimondi in #vim on Freenode (2010-08-14 23:01 CEST). Very useful as I only
 " want to paste once and then 'paste' gets automatically unset.
-        if exists('#InsertLeave')
+        if exists('##InsertLeave')
             autocmd InsertLeave * set nopaste
         endif
 
+" Save changes when running :mak[e] before 'makeprg' is called.
+        autocmd QuickFixCmdPre * write
+
 " AFTER/FTPLUGIN AUTO COMMANDS
 
 " Disable spell checking for files which don't need it.
@@ -454,6 +468,8 @@ if has('autocmd')
                                  \ setlocal textwidth=72
 " Use the same comment string as for Vim files in Vimperator files.
         autocmd FileType vimperator setlocal commentstring=\"%s
+" Use tex compiler for (La)TeX files.
+        autocmd FileType tex compiler tex
 
 " FTDETECT AUTO COMMANDS
 
@@ -473,3 +489,52 @@ if has('autocmd')
 
     augroup END
 endif
+
+
+" CUSTOM FUNCTIONS
+
+if has('eval')
+    " New text-objects ii and ai to work on text with the same indentation.
+    " Thanks to
+    " http://vim.wikia.com/index.php?title=Indent_text_object&oldid=27126
+    " (visited on 2011-11-19).
+    onoremap <silent>ai :<C-u>call IndTxtObj(0)<CR>
+    onoremap <silent>ii :<C-u>call IndTxtObj(1)<CR>
+    vnoremap <silent>ai :<C-u>call IndTxtObj(0)<CR><Esc>gv
+    vnoremap <silent>ii :<C-u>call IndTxtObj(1)<CR><Esc>gv
+
+    function! IndTxtObj(inner)
+        let curline = line(".")
+        let lastline = line("$")
+        let i = indent(line(".")) - &shiftwidth * (v:count1 - 1)
+        let i = i < 0 ? 0 : i
+        if getline(".") !~ "^\\s*$"
+            let p = line(".") - 1
+            let nextblank = getline(p) =~ "^\\s*$"
+            while p > 0
+                    \ && ((i == 0 && !nextblank)
+                        \ || (i > 0 && ((indent(p) >= i
+                            \ && !(nextblank && a:inner))
+                            \ || (nextblank && !a:inner))))
+                -
+                let p = line(".") - 1
+                let nextblank = getline(p) =~ "^\\s*$"
+            endwhile
+            normal! 0V
+            call cursor(curline, 0)
+            let p = line(".") + 1
+            let nextblank = getline(p) =~ "^\\s*$"
+            while p <= lastline
+                    \ && ((i == 0 && !nextblank)
+                        \ || (i > 0 && ((indent(p) >= i
+                            \ && !(nextblank && a:inner))
+                            \ || (nextblank && !a:inner))))
+                +
+                let p = line(".") + 1
+                let nextblank = getline(p) =~ "^\\s*$"
+            endwhile
+            normal! $
+        endif
+    endfunction
+
+endif