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#!/usr/bin/env ruby
require 'erb'
PROGNAME = File.basename(__FILE__)
MIGRATIONS_DIR = 'internal/praefect/datastore/migrations'
def main(migration_name)
unless /\A[a-z0-9_]+\z/ =~ migration_name
abort "invalid migration name #{migration_name.inspect} (only a-z0-9_ are allowed)"
end
sequence_number = Time.now.utc.strftime('%Y%m%d%H%M%S')
migration_file = File.join(MIGRATIONS_DIR, "#{sequence_number}_#{migration_name}.go")
warn "#{PROGNAME}: creating #{migration_file}"
IO.write(migration_file, ERB.new(DATA.read).result(binding))
end
unless ARGV.count == 1
abort "usage: #{PROGNAME} MIGRATION_NAME"
end
main(*ARGV)
__END__
package migrations
import migrate "github.com/rubenv/sql-migrate"
func init() {
m := &migrate.Migration{
Id: "<%= sequence_number %>_<%= migration_name %>",
Up: []string{},
Down: []string{},
}
allMigrations = append(allMigrations, m)
}
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