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Added extra comment when a migration already exists of the same name. 

User should know that he can overwrite the previous migration. This
comes in handy especially when generating models which were previously
created then removed.
This commit is contained in:
wangjohn 2013-02-15 08:24:41 -05:00
parent 9d023c87de
commit b4c99ea0a4
1 changed files with 1 additions and 1 deletions
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2
railties/lib/rails/generators/migration.rb
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@ -52,7 +52,7 @@ module Rails
if destination && options.force?
remove_file(destination)
elsif destination
raise Error, "Another migration is already named #{@migration_file_name}: #{destination}"
raise Error, "Another migration is already named #{@migration_file_name}: #{destination}. Use --force to remove the old migration file and replace it."
end
destination = File.join(migration_dir, "#{@migration_number}_#{@migration_file_name}.rb")
end