Module: ViewsInMigrations::SchemaDumper

Defined in:
lib/views_in_migrations.rb

Instance Method Summary collapse

Instance Method Details

#table_with_views_in_migrations(table, stream) ⇒ Object

Only output normal tables in the body of the schema



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# File 'lib/views_in_migrations.rb', line 111

def table_with_views_in_migrations(table, stream)
  table_without_views_in_migrations(table, stream) unless @connection.table_is_view?(table)
end

#trailer_with_views_in_migrations(stream) ⇒ Object

After all table definitions, print view definitions



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# File 'lib/views_in_migrations.rb', line 116

def trailer_with_views_in_migrations(stream)
  views(stream)
  
  trailer_without_views_in_migrations(stream)
end

#view(view_name, stream) ⇒ Object 



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# File 'lib/views_in_migrations.rb', line 132

def view(view_name, stream)      
  stream.puts <<-WARNING
  #############################################################
  # Warning: SchemaDumper cannot determine view dependencies! #
  #   You may have to manually reorder your views to run      #
  # `rake db:schema:load` successfully.                       #
  #############################################################
  
  WARNING
  
  out = StringIO.new
  out.puts "  create_view #{view_name.inspect}, %{"   
  
  sql = @connection.define_view(view_name, true)  
  
  sql.split('\n').each do |line|
    out.puts "    #{line}"
  end
  
  out.puts "  }, :force => true\n\n"
  
  out.rewind
  stream.print out.read      
end

#views(stream) ⇒ Object 



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# File 'lib/views_in_migrations.rb', line 122

def views(stream)
  @connection.views.each do |table|
    stream.puts "if ViewsInMigrations.use_views?(current_database)"        
      view(table,stream)        
    stream.puts "else\n\n"        
      table_without_views_in_migrations(table, stream)        
    stream.puts "end\n\n"
  end
end