opcode

Documentation

Index

• Variables
• type Op
  • func (o Op) Format(w io.Writer)
  • func (o Op) Restore(ctx *format.RestoreCtx) error
  • func (o Op) String() string

Variables

var Ops = map[Op]string{
	LogicAnd:   "and",
	LogicOr:    "or",
	LogicXor:   "xor",
	LeftShift:  "leftshift",
	RightShift: "rightshift",
	GE:         "ge",
	LE:         "le",
	EQ:         "eq",
	NE:         "ne",
	LT:         "lt",
	GT:         "gt",
	Plus:       "plus",
	Minus:      "minus",
	And:        "bitand",
	Or:         "bitor",
	Mod:        "mod",
	Xor:        "bitxor",
	Div:        "div",
	Mul:        "mul",
	Not:        "not",
	BitNeg:     "bitneg",
	IntDiv:     "intdiv",
	NullEQ:     "nulleq",
	In:         "in",
	Like:       "like",
	Case:       "case",
	Regexp:     "regexp",
	IsNull:     "isnull",
	IsTruth:    "istrue",
	IsFalsity:  "isfalse",
}

Ops maps opcode to string.

Types

type Op

type Op int

Op is opcode type.

const (
	LogicAnd Op = iota + 1
	LeftShift
	RightShift
	LogicOr
	GE
	LE
	EQ
	NE
	LT
	GT
	Plus
	Minus
	And
	Or
	Mod
	Xor
	Div
	Mul
	Not
	BitNeg
	IntDiv
	LogicXor
	NullEQ
	In
	Like
	Case
	Regexp
	IsNull
	IsTruth
	IsFalsity
)

List operators.

func (Op) Format

func (o Op) Format(w io.Writer)

Format the ExprNode into a Writer.

func (Op) Restore

func (o Op) Restore(ctx *format.RestoreCtx) error

Restore the Op into a Writer

func (Op) String

func (o Op) String() string

String implements Stringer interface.