is_finalized

This attribute is true if the sequence has been marked finalized, which will prevent any changes (via methods like "add_section" or "delete_section"). It can be set with the "finalize" method.

add_section

  $sequence->add_section($section);

This method adds the given section to the end of the sequence. If the sequence already contains a section with the same name as the new section, an exception will be raised.

delete_section

  my $deleted_section = $sequence->delete_section( $name );

This method removes a section from the sequence and returns the removed section. If no section existed, the method returns false.

section_named

  my $section = $sequence->section_named( $name );

This method returns the section with the given name, if one exists in the sequence. If no such section exists, the method returns false.

section_names

  my @names = $sequence->section_names;

This method returns a list of the names of the sections, in order.

sections

  my @sections = $sequence->sections;

This method returns the section objects, in order.