lexer

package

v0.0.0-...-50a66e4 Latest Latest Go to latest Published: Aug 5, 2017 License: MIT Imports: 5 Imported by: 0

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type Lexer struct {
	// contains filtered or unexported fields
}

Lexer represents the lexer.

func New(reader *reader.Reader) *Lexer

New initializes a Lexer.

func (l *Lexer) NextToken() token.Token

NextToken returns the next token.

type Symbol struct{}

Symbol represents the symbol table.

func (s *Symbol) Insert(name string, t token.TokenType)

Insert adds a new symbol to the store.

func (s *Symbol) Lookup(name string) (token.TokenType, bool)

Lookup returns a symbol by name.