parsenode

var ErrDuplicateAgentSection = errors.New("more than one Agent section exists")

var ErrDuplicatePrivateSection = errors.New("more than one Private section exists")

var ErrDuplicatePublicSection = errors.New("more than one Public section exists")

var ErrDuplicateSubsection = errors.New("two level-2 headings within the same section normalize to the same text")

var ErrFileUnreadable = errors.New("file cannot be opened or read")

var ErrHasQualifier = errors.New("logical name contains a parenthetical qualifier")

var ErrNodeNameDoesNotMatch = errors.New("first heading does not match the logical name after normalization")

var ErrNotASpecReference = errors.New("logical name is not a SPEC/ reference")

var ErrUnexpectedContentBeforeFirstHeading = errors.New("file body has non-blank content before the first level-1 heading, or has no level-1 heading at all")

var ErrUnrecognizedSection = errors.New("unrecognized level-1 heading")