Merge pull request #21 from craigjb/master

smartcase, ignorecase, and visual selection

plugin/vim-ripgrep.vim

@@ -24,10 +24,27 @@ if !exists('g:rg_window_location')
   let g:rg_window_location = 'botright'
 endif
 
+fun! g:RgVisual() range
+  call s:RgGrepContext(function('s:RgSearch'), s:RgGetVisualSelection())
+endfun
+
 fun! s:Rg(txt)
   call s:RgGrepContext(function('s:RgSearch'), s:RgSearchTerm(a:txt))
 endfun
 
+fun! s:RgGetVisualSelection()
+    " Why is this not a built-in Vim script function?!
+    let [line_start, column_start] = getpos("'<")[1:2]
+    let [line_end, column_end] = getpos("'>")[1:2]
+    let lines = getline(line_start, line_end)
+    if len(lines) == 0
+        return ''
+    endif
+    let lines[-1] = lines[-1][: column_end - (&selection == 'inclusive' ? 1 : 2)]
+    let lines[0] = lines[0][column_start - 1:]
+    return join(lines, "\n")
+endfun
+
 fun! s:RgSearchTerm(txt)
   if empty(a:txt)
     return expand("<cword>")
@@ -37,7 +54,14 @@ fun! s:RgSearchTerm(txt)
 endfun
 
 fun! s:RgSearch(txt)
-  silent! exe 'grep! ' . a:txt
+  let l:rgopts = ' '
+  if &ignorecase == 1
+    let l:rgopts = l:rgopts . '-i '
+  endif
+  if &smartcase == 1
+    let l:rgopts = l:rgopts . '-S '
+  endif
+  silent! exe 'grep! ' . l:rgopts . '"' . a:txt . '"'
   if len(getqflist())
     exe g:rg_window_location 'copen'
     redraw!