From 66edbfd03c2c697069173c733b8a652a34d868ec Mon Sep 17 00:00:00 2001
From: William Melody <hi@williammelody.com>
Date: Sat, 27 Jun 2015 20:21:58 -0700
Subject: [PATCH] Update `_debug` and `_die` comments.

---
 hosts | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/hosts b/hosts
index 5a37359..5f626bc 100755
--- a/hosts
+++ b/hosts
@@ -55,12 +55,12 @@ HOSTS_PATH="${HOSTS_PATH:-/etc/hosts}"
 
 # _debug()
 #
-# A simple function for executing a specified command if the `_use_debug`
-# variable has been set. The command is expected to print a message and
-# should typically be either `echo`, `printf`, or `cat`.
-#
 # Usage:
 #   _debug printf "Debug info. Variable: %s\n" "$0"
+#
+# A simple function for executing a specified command if the `$_USE_DEBUG`
+# variable has been set. The command is expected to print a message and
+# should typically be either `echo`, `printf`, or `cat`.
 _debug() {
   if [[ "${_use_debug:-"0"}" -eq 1 ]]; then
     # Prefix debug message with "bug (U+1F41B)"
@@ -71,12 +71,12 @@ _debug() {
 }
 # debug()
 #
-# Print the specified message if the `_use_debug` variable has been set.
-#
-# This is a shortcut for the _debug() function that simply echos the message.
-#
 # Usage:
 #   debug "Debug info. Variable: $0"
+#
+# Print the specified message if the `$_USE_DEBUG` variable has been set.
+#
+# This is a shortcut for the _debug() function that simply echos the message.
 debug() {
   _debug echo "$@"
 }
@@ -87,12 +87,12 @@ debug() {
 
 # _die()
 #
+# Usage:
+#   _die printf "Error message. Variable: %s\n" "$0"
+#
 # A simple function for exiting with an error after executing the specified
 # command. The command is expected to print a message and should typically
 # be either `echo`, `printf`, or `cat`.
-#
-# Usage:
-#   _die printf "Error message. Variable: %s\n" "$0"
 _die() {
   # Prefix die message with "cross mark (U+274C)", often displayed as a red x.
   printf "❌  "
@@ -101,12 +101,12 @@ _die() {
 }
 # die()
 #
+# Usage:
+#   die "Error message. Variable: $0"
+#
 # Exit with an error and print the specified message.
 #
 # This is a shortcut for the _die() function that simply echos the message.
-#
-# Usage:
-#   die "Error message. Variable: $0"
 die() {
   _die echo "$@"
 }