--- a/.bashrc	Wed Feb 08 01:02:27 2017 +0800
+++ b/.bashrc	Wed Feb 08 01:03:16 2017 +0800
@@ -51,11 +51,11 @@
 # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
 # sources /etc/bash.bashrc).
 if ! shopt -oq posix; then
-  if [ -f /usr/share/bash-completion/bash_completion ]; then
-    . /usr/share/bash-completion/bash_completion
-  elif [ -f /etc/bash_completion ]; then
-    . /etc/bash_completion
-  fi
+    if [ -f /usr/share/bash-completion/bash_completion ]; then
+        . /usr/share/bash-completion/bash_completion
+    elif [ -f /etc/bash_completion ]; then
+        . /etc/bash_completion
+    fi
 fi
 
 # hg() {