Fixed bash completion for filenames with spaces.

Closes #2749.

data/bash_completion.tpl

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 # This script enables bash autocompletion for pandoc.  To enable
 # bash completion, add this to your .bashrc:
 # eval "$(pandoc --bash-completion)"
@@ -15,6 +13,7 @@ _pandoc()
     opts="%s"
     informats="%s"
     outformats="%s"
+    highlight_styles="%s"
     datadir="%s"
 
     case "${prev}" in
@@ -38,8 +37,24 @@ _pandoc()
              COMPREPLY=( $(compgen -W "reference.odt reference.docx $(find ${datadir} | sed -e 's/.*\/data\///')" -- ${cur}) )
              return 0
              ;;
+         --wrap)
+             COMPREPLY=( $(compgen -W "auto none preserve" -- ${cur}) )
+             return 0
+             ;;
+         --track-changes)
+             COMPREPLY=( $(compgen -W "accept reject all" -- ${cur}) )
+             return 0
+             ;;
+         --reference-location)
+             COMPREPLY=( $(compgen -W "block section document" -- ${cur}) )
+             return 0
+             ;;
+         --top-level-division)
+             COMPREPLY=( $(compgen -W "section chapter part" -- ${cur}) )
+             return 0
+             ;;
          --highlight-style)
-             COMPREPLY=( $(compgen -W "pygments tango espresso zenburn kate monochrome haddock" -- ${cur}) )
+             COMPREPLY=( $(compgen -W "${highlight_styles}" -- ${cur}) )
              return 0
              ;;
          *)
@@ -52,7 +67,8 @@ _pandoc()
              return 0
              ;;
          *)
-             COMPREPLY=( $(compgen -f ${cur}) )
+             local IFS=$'\n'
+             COMPREPLY=( $(compgen -X '' -f ${cur}) )
              return 0
              ;;
     esac

pandoc.hs

@@ -478,7 +478,7 @@ options =
                     case safeRead ("Wrap" ++ uppercaseFirstLetter arg) of
                           Just o   -> return opt { optWrapText = o }
                           Nothing  -> err 77 "--wrap must be auto, none, or preserve")
-                 "[auto|none|preserve]")
+                 "auto|none|preserve")
                  "" -- "Option for wrapping text in output"
 
     , Option "" ["columns"]
@@ -609,7 +609,7 @@ options =
                         Just tlDiv -> return opt { optTopLevelDivision = tlDiv }
                         _       -> err 76 ("Top-level division must be " ++
                                            "section,  chapter, part, or default"))
-                   "[section|chapter|part]")
+                   "section|chapter|part")
                  "" -- "Use top-level division type in LaTeX, ConTeXt, DocBook"
 
     , Option "N" ["number-sections"]
@@ -912,6 +912,7 @@ options =
                      UTF8.hPutStrLn stdout $ printf tpl allopts
                          (unwords (map fst readers))
                          (unwords (map fst writers))
+                         (unwords $ map fst highlightingStyles)
                          ddir
                      exitSuccess ))
                  "" -- "Print bash completion script"