Move some should_use_ function to helper

autoload/EasyMotion.vim

@@ -1,7 +1,7 @@
 " EasyMotion - Vim motions on speed!
 "
 " Author: haya14busa <hayabusa1419@gmail.com>
-" Last Change: 25 Jan 2014.
+" Last Change: 26 Jan 2014.
 " Source: https://github.com/haya14busa/vim-easymotion
 "
 " Original Author: Kim Silkebækken <kim.silkebaekken+vim@gmail.com>
@@ -603,7 +603,7 @@ function! s:convertRegep(input) "{{{
         let re = s:convertSmartsign(re, a:input)
     endif
 
-    let case_flag = s:should_use_smartcase(a:input) ? '\c' : '\C'
+    let case_flag = EasyMotion#helper#should_use_smartcase(a:input) ? '\c' : '\C'
     let re = case_flag . re
     return re
 endfunction "}}}
@@ -662,7 +662,7 @@ function! s:should_use_migemo(char) "{{{
 
     " Skip folded line and check if text include multibyte haracters
     for line in range(first_line, end_line)
-        if s:is_folded(line)
+        if EasyMotion#helper#is_folded(line)
             continue
         endif
 
@@ -756,13 +756,6 @@ function! s:GetVisualStartPosition(c_pos, v_start, v_end, search_direction) "{{{
     endif
 endfunction "}}}
 " -- Others ------------------------------
-function! s:is_folded(line) "{{{
-    " Return false if g:EasyMotion_skipfoldedline == 1
-    " and line is start of folded lines
-    return foldclosed(a:line) != -1 &&
-        \ (g:EasyMotion_skipfoldedline == 1 ||
-        \  a:line != foldclosed(a:line))
-endfunction "}}}
 function! s:is_cmdwin() "{{{
   return bufname('%') ==# '[Command Line]'
 endfunction "}}}
@@ -1337,7 +1330,7 @@ function! s:EasyMotion(regexp, direction, visualmode, is_inclusive, ...) " {{{
             endif
 
             " Skip folded lines {{{
-            if s:is_folded(pos[0])
+            if EasyMotion#helper#is_folded(pos[0])
                 if search_direction ==# 'b'
                     keepjumps call cursor(foldclosed(pos[0]-1), 0)
                 else
@@ -1379,7 +1372,7 @@ function! s:EasyMotion(regexp, direction, visualmode, is_inclusive, ...) " {{{
                 endif
 
                 " Skip folded lines {{{
-                if s:is_folded(pos[0])
+                if EasyMotion#helper#is_folded(pos[0])
                     " Always forward
                     keepjumps call cursor(foldclosedend(pos[0]+1), 0)
                     continue

autoload/EasyMotion/command_line.vim

@@ -2,7 +2,7 @@
 " FILE: autoload/EasyMotion/command_line.vim
 " AUTHOR: haya14busa
 " Reference: https://github.com/osyo-manga/vim-over
-" Last Change: 24 Jan 2014.
+" Last Change: 26 Jan 2014.
 " License: MIT license  {{{
 "     Permission is hereby granted, free of charge, to any person obtaining
 "     a copy of this software and associated documentation files (the
@@ -70,14 +70,6 @@ endfunction "}}}
 function! s:after_input() "{{{
     call EasyMotion#highlight#delete_highlight()
 endfunction "}}}
-function! s:should_use_smartcase(input) "{{{
-    " TODO:
-    if g:EasyMotion_smartcase == 0
-        return 0
-    endif
-    " return 1 if input didn't match upporcase letter
-    return match(a:input, '\u') == -1
-endfunction "}}}
 function! s:offscreen_search(re) "{{{
     " First: search within visible screen range
     call s:adjust_screen()
@@ -221,7 +213,7 @@ function! EasyMotion#command_line#GetInput(num_strokes, prev, direction) "{{{
         " Incremental routine {{{
         if a:num_strokes == -1
             let re = input
-            let case_flag = s:should_use_smartcase(input) ? '\c' : '\C'
+            let case_flag = EasyMotion#helper#should_use_smartcase(re) ? '\c' : '\C'
             let re .= case_flag
             if g:EasyMotion_inc_highlight "{{{
                 call EasyMotion#highlight#delete_highlight('EasyMotionIncSearch')

autoload/EasyMotion/helper.vim

@@ -1,7 +1,7 @@
 "=============================================================================
 " FILE: autoload/EasyMotion/helper.vim
 " AUTHOR: haya14busa
-" Last Change: 17 Jan 2014.
+" Last Change: 25 Jan 2014.
 " License: MIT license  {{{
 "     Permission is hereby granted, free of charge, to any person obtaining
 "     a copy of this software and associated documentation files (the
@@ -55,6 +55,21 @@ function! EasyMotion#helper#is_greater_coords(coords1, coords2) "{{{
     endif
 endfunction "}}}
 
+function! EasyMotion#helper#is_folded(line) "{{{
+    " Return false if g:EasyMotion_skipfoldedline == 1
+    " and line is start of folded lines
+    return foldclosed(a:line) != -1 &&
+        \ (g:EasyMotion_skipfoldedline == 1 ||
+        \  a:line != foldclosed(a:line))
+endfunction "}}}
+function! EasyMotion#helper#should_use_smartcase(input) "{{{
+    if g:EasyMotion_smartcase == 0
+        return 0
+    endif
+    " return 1 if input didn't match uppercase letter
+    return match(a:input, '\u') == -1
+endfunction "}}}
+
 " Migemo {{{
 function! EasyMotion#helper#load_migemo_dict() "{{{
     let enc = &l:encoding