From fa9a9ff5be2c149e9776e940bf40988dafea968a Mon Sep 17 00:00:00 2001
From: Xu Cheng <xucheng@me.com>
Date: Sat, 2 Apr 2016 21:33:38 +0800
Subject: [PATCH] tap-(un)pin/untap: better error message

Closes Homebrew/homebrew#49904.

Signed-off-by: Xu Cheng <xucheng@me.com>
---
 Library/Homebrew/cmd/tap-pin.rb   | 2 +-
 Library/Homebrew/cmd/tap-unpin.rb | 2 +-
 Library/Homebrew/cmd/untap.rb     | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Library/Homebrew/cmd/tap-pin.rb b/Library/Homebrew/cmd/tap-pin.rb
index 16c3a77dba..32249cac22 100644
--- a/Library/Homebrew/cmd/tap-pin.rb
+++ b/Library/Homebrew/cmd/tap-pin.rb
@@ -4,7 +4,7 @@ module Homebrew
   def tap_pin
     ARGV.named.each do |name|
       tap = Tap.fetch(name)
-      raise "#{tap} is not allowed" if tap.core_tap?
+      raise "pinning #{tap} is not allowed" if tap.core_tap?
       tap.pin
       ohai "Pinned #{tap}"
     end
diff --git a/Library/Homebrew/cmd/tap-unpin.rb b/Library/Homebrew/cmd/tap-unpin.rb
index 7a7a52fc82..dd4b69aaad 100644
--- a/Library/Homebrew/cmd/tap-unpin.rb
+++ b/Library/Homebrew/cmd/tap-unpin.rb
@@ -4,7 +4,7 @@ module Homebrew
   def tap_unpin
     ARGV.named.each do |name|
       tap = Tap.fetch(name)
-      raise "#{tap} is not allowed" if tap.core_tap?
+      raise "unpinning #{tap} is not allowed" if tap.core_tap?
       tap.unpin
       ohai "Unpinned #{tap}"
     end
diff --git a/Library/Homebrew/cmd/untap.rb b/Library/Homebrew/cmd/untap.rb
index 2f1b8056ee..8f5d7de6ed 100644
--- a/Library/Homebrew/cmd/untap.rb
+++ b/Library/Homebrew/cmd/untap.rb
@@ -6,7 +6,7 @@ module Homebrew
 
     ARGV.named.each do |tapname|
       tap = Tap.fetch(tapname)
-      raise "#{tap} is not allowed" if tap.core_tap?
+      raise "untapping #{tap} is not allowed" if tap.core_tap?
       tap.uninstall
     end
   end
-- 
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