Add manpage entry for _appcast_checkpoint.

2 files changed, 8 insertions, 1 deletions

diff --git a/Library/Homebrew/cask/lib/hbc/cli/internal_appcast_checkpoint.rb b/Library/Homebrew/cask/lib/hbc/cli/internal_appcast_checkpoint.rb
index 915ec314b..790e917b2 100644
--- a/Library/Homebrew/cask/lib/hbc/cli/internal_appcast_checkpoint.rb
+++ b/Library/Homebrew/cask/lib/hbc/cli/internal_appcast_checkpoint.rb
@@ -50,7 +50,7 @@ module Hbc
       end
 
       def self.help
-        "prints (no flag) or calculates ('--calculate') a given Cask's (or URL's) appcast checkpoint"
+        "prints or calculates a given Cask's or URL's appcast checkpoint"
       end
 
       def self.needs_init?
diff --git a/Library/Homebrew/manpages/brew-cask.1.md b/Library/Homebrew/manpages/brew-cask.1.md
index f0a70d4a7..a2c9c8c16 100644
--- a/Library/Homebrew/manpages/brew-cask.1.md
+++ b/Library/Homebrew/manpages/brew-cask.1.md
@@ -120,6 +120,13 @@ names, and other aspects of this manual are still subject to change.
 
     **`zap` may remove files which are shared between applications.**
 
+## INTERNAL COMMANDS
+
+  * `_appcast_checkpoint` [--calculate] [ <token> ... | <URL> ... ]:
+    Given a `token`, returns the current appcast checkpoint, or calculates
+    the appcast checkpoint if the `--calculate` flag is specified.  
+    Given a `URL`, calculates the appcast checkpoint for it.
+
 ## OPTIONS
 
 To make these options persistent, see the ENVIRONMENT section, below.