Contents

module PreCommit
  class MigrationCheck
    def self.call(staged_files)
      migration_present = migration_file_present?(staged_files)
      schema_change = schema_file_present?(staged_files)

      if migration_present && !schema_change
        "It looks like you're adding a migration, but did not update the schema file"
      elsif schema_change && !migration_present
        "You're trying to change the schema without adding a migration file"
      end
    end

    def self.migration_file_present?(staged_files)
      staged_files.any? { |file| file =~ /db\/migrate\/.*\.rb/ }
    end

    def self.schema_file_present?(staged_files)
      staged_files.any? do |file|
        basename = File.basename(file)

        [/schema\.rb/i, /structure.*\.sql/].any? do |regex|
          basename =~ regex
        end
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
pre-commit-0.9.2	lib/pre-commit/checks/migration_check.rb
pre-commit-0.9.1	lib/pre-commit/checks/migration_check.rb
pre-commit-0.9.0	lib/pre-commit/checks/migration_check.rb