scanner

Documentation

Index

• type Scanner
  • func (s *Scanner) Init()
  • func (s *Scanner) Scan() (tok token.Token, line int, lit string, err error)

Types

type Scanner

type Scanner struct {
	File   string    // file being read (for error messages only)
	Reader io.Reader // reader to scan from
	Werror io.Writer // where to output non-fatal errors
	// contains filtered or unexported fields
}

Scanner gathers information and methods for scanning frundis files.

func (*Scanner) Init

func (s *Scanner) Init()

Init initializes the Scanner.

func (*Scanner) Scan

func (s *Scanner) Scan() (tok token.Token, line int, lit string, err error)

Scan returns next token, the line of source where it starts, and a string.