add bash-it

dot_bash_it/completion/available/rake.completion.bash

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+# Bash completion support for Rake, Ruby Make.
+
+export COMP_WORDBREAKS=${COMP_WORDBREAKS/\:/}
+
+_rakecomplete() {
+    if [ -f Rakefile ]; then
+        recent=`ls -t .rake_tasks~ Rakefile **/*.rake 2> /dev/null | head -n 1`
+        if [[ $recent != '.rake_tasks~' ]]; then
+            rake --silent --tasks | cut -d " " -f 2 > .rake_tasks~
+        fi
+        COMPREPLY=($(compgen -W "`cat .rake_tasks~`" -- ${COMP_WORDS[COMP_CWORD]}))
+        return 0
+    fi
+}
+
+complete -o default -o nospace -F _rakecomplete rake