token

Documentation

Index

• Constants
• type Token
  • func New(tokenType TokenType, ch byte) Token
• type TokenType
  • func KeywordOrIdent(literal string) TokenType

Constants

const (
	ILLEGAL = "ILLEGAL"
	EOF     = "EOF"

	IDENT  = "IDENT"
	INT    = "INT"
	STRING = "STRING"
	ARRAY  = "ARRAY"

	ASSIGN   = "="
	PLUS     = "+"
	MINUS    = "-"
	BANG     = "!"
	ASTERISK = "*"
	SLASH    = "/"

	EQ     = "=="
	NOT_EQ = "!="
	LT     = "<"
	GT     = ">"
	LT_EQ  = "<="
	GT_EQ  = ">="

	COMMA     = ","
	SEMICOLON = ";"
	COLON     = ":"

	LPAREN   = "("
	RPAREN   = ")"
	LBRACE   = "{"
	RBRACE   = "}"
	LBRACKET = "["
	RBRACKET = "]"

	// keywords
	FUNCTION = "FUNCTION"
	LET      = "LET"
	TRUE     = "TRUE"
	FALSE    = "FALSE"
	RETURN   = "RETURN"
	IF       = "IF"
	ELSE     = "ELSE"
)

Types

type Token

type Token struct {
	Type    TokenType
	Literal string
}

func New

func New(tokenType TokenType, ch byte) Token

type TokenType

type TokenType string

func KeywordOrIdent

func KeywordOrIdent(literal string) TokenType