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

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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