syntax

Documentation

Index

• Constants
• type Pos
  • func MakePos(filename string, line, col uint) Pos
  • func (pos Pos) Col() uint
  • func (pos Pos) Filename() string
  • func (pos Pos) IsKnown() bool
  • func (pos Pos) Line() uint
  • func (pos Pos) String() string

Constants

const (
	EOF token = iota + 1
	Ident

	// Literals
	Int
	Float
	Rune
	String
	Comment

	Semi
	Colon
)

const PosMax = 1 << 30

PosMax is the largest line or column value that can be represented without loss. Incoming values (arguments) larger than PosMax will be set to PosMax.

Types

type Pos

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

A Pos represents an absolute (line, col) source position with. Pos values are intentionally light-weight so that they can be created without too much concern about space use.

func MakePos

func MakePos(filename string, line, col uint) Pos

MakePos returns a new Pos for the given FileBase, line and column.

func (Pos) Col

func (pos Pos) Col() uint

func (Pos) Filename

func (pos Pos) Filename() string

func (Pos) IsKnown

func (pos Pos) IsKnown() bool

func (Pos) Line

func (pos Pos) Line() uint

func (Pos) String

func (pos Pos) String() string