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-rw-r--r--Library/Homebrew/formula.rb9
1 files changed, 8 insertions, 1 deletions
diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 9471f58b5..7f8b5ebc5 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -371,7 +371,14 @@ private
hash = fn.incremental_hash(hasher)
if supplied and not supplied.empty?
- raise "#{type} mismatch\nExpected: #{supplied}\nGot: #{hash}\nArchive: #{fn}" unless supplied.upcase == hash.upcase
+ message = <<-EOF
+#{type} mismatch
+Expected: #{supplied}
+Got: #{hash}
+Archive: #{fn}
+(To retry an incomplete download, remove the file above.)
+EOF
+ raise message unless supplied.upcase == hash.upcase
else
opoo "Cannot verify package integrity"
puts "The formula did not provide a download checksum"