Old migrations need to have `ActiveRecord::Migration` specified or will raise an error

[carlosdanielpohlod]

I'm submitting a ..

• [ x ] Bug Report
• [ ] Feature Request

Current behavior: Currently, the specification of ActiveRecord::Migration in old migration files is required but is not specified, so rails db:migrate raises an error

Expected correct behavior:

Steps to reproduce: run rails db:migrate when database is empty

Other information:

[carlosdanielpohlod]

I will take this issue to solve

[AndrewKvalheim]

See #2665 for a script that automates this.

[carlosdanielpohlod]

See #2665 for a script that automates this.

You filled some files with the correct version, right? the other ones still do not have the version, can I fill in the others?

[AndrewKvalheim]

Yes, I skipped the migrations that I wasn’t taking the time to review, but ideally all should have the version specified.

[carlosdanielpohlod]

Yes, I skipped the migrations that I wasn’t taking the time to review, but ideally all should have the version specified.

Ok