prim

Documentation

Overview

Package prim contains primitive types used in the epxressions

Index

• type Boolean
  • func NewBoolean(val bool) *Boolean
  • func (n *Boolean) Binary(o Primitive, op Operation) (Primitive, error)
  • func (n *Boolean) Get() interface{}
  • func (n *Boolean) Unary(op Operation) (Primitive, error)
• type Number
  • func NewNumber(val uint64, size int, signed bool) *Number
  • func (n *Number) Binary(o Primitive, op Operation) (Primitive, error)
  • func (n Number) Clone() *Number
  • func (n *Number) Get() interface{}
  • func (n *Number) Set(val uint64) *Number
  • func (n *Number) Unary(op Operation) (Primitive, error)
• type Operation
  • func RuneToOperation(r rune) Operation
  • func StringToOperation(s string) Operation
  • func (o Operation) String() string
• type Primitive
  • func ValueToPrimitive(i interface{}) Primitive
• type String
  • func NewString(str string) *String
  • func NewStringRaw(val []byte) *String
  • func (n *String) Binary(o Primitive, op Operation) (Primitive, error)
  • func (n String) Clone() *String
  • func (n *String) Get() interface{}
  • func (n *String) Set(data []byte)
  • func (n *String) SetString(s string)
  • func (n String) String() string
  • func (n *String) Unary(op Operation) (Primitive, error)

Types

type Boolean

type Boolean struct {
	Value bool
}

func NewBoolean

func NewBoolean(val bool) *Boolean

func (*Boolean) Binary

func (n *Boolean) Binary(o Primitive, op Operation) (Primitive, error)

func (*Boolean) Get

func (n *Boolean) Get() interface{}

func (*Boolean) Unary

func (n *Boolean) Unary(op Operation) (Primitive, error)

type Number

type Number struct {
	Value  uint64
	Size   int
	Signed bool
}

func NewNumber

func NewNumber(val uint64, size int, signed bool) *Number

func (*Number) Binary

func (n *Number) Binary(o Primitive, op Operation) (Primitive, error)

func (Number) Clone

func (n Number) Clone() *Number

func (*Number) Get

func (n *Number) Get() interface{}

func (*Number) Set

func (n *Number) Set(val uint64) *Number

func (*Number) Unary

func (n *Number) Unary(op Operation) (Primitive, error)

type Operation

type Operation int

const (
	// arith
	ADD Operation = iota
	SUB
	MUL
	DIV
	MOD

	// logic and shift/rotate
	AND
	OR
	XOR

	LSL
	LSR

	// compare
	EQ
	NE
	LT
	GT
	LE
	GE

	// logic
	BAND
	BOR
	BXOR

	// unary
	INV
	NEG
)

func RuneToOperation

func RuneToOperation(r rune) Operation

func StringToOperation

func StringToOperation(s string) Operation

func (Operation) String

func (o Operation) String() string

type Primitive

type Primitive interface {
	Get() interface{}
	Binary(o Primitive, op Operation) (Primitive, error)
	Unary(op Operation) (Primitive, error)
}

func ValueToPrimitive

func ValueToPrimitive(i interface{}) Primitive

type String

type String struct {
	Value []byte
}

func NewString

func NewString(str string) *String

func NewStringRaw

func NewStringRaw(val []byte) *String

func (*String) Binary

func (n *String) Binary(o Primitive, op Operation) (Primitive, error)

func (String) Clone

func (n String) Clone() *String

func (*String) Get

func (n *String) Get() interface{}

func (*String) Set

func (n *String) Set(data []byte)

func (*String) SetString

func (n *String) SetString(s string)

func (String) String

func (n String) String() string

func (*String) Unary

func (n *String) Unary(op Operation) (Primitive, error)