example

Documentation

Index

• Variables
• type Expression
  • func Parse(input []byte) (root *Expression, err error)
• type Operand
  • func NewValue(value float64) *Operand

Variables

var Factor = parsly.NewToken(3, "Factor", matcher.NewCharset("*/"))

var Number = parsly.NewToken(1, "Number", matcher.NewNumber())

var Term = parsly.NewToken(2, "Term", matcher.NewCharset("+-"))

var Whitespace = parsly.NewToken(0, "Whitespace", matcher.NewWhiteSpace())

Types

type Expression

type Expression struct {
	LeftOp   *Operand `json:",omitempty"`
	Operator string
	RightOp  *Operand `json:",omitempty"`
}

func Parse

func Parse(input []byte) (root *Expression, err error)

type Operand

type Operand struct {
	Value      *float64    `json:",omitempty"`
	Expression *Expression `json:",omitempty"`
}

func NewValue

func NewValue(value float64) *Operand

NewValue creates value operand