ast

Documentation

Index

• func AbsFloat32(a float32) float32
• func AbsFloat64(a float64) float64
• func Evaluate(node *AST, env *Env) interface{}
• func MaxFloat32(a, b float32) float32
• func MaxFloat64(a, b float64) float64
• func MinFloat32(a, b float32) float32
• func MinFloat64(a, b float64) float64
• func PrettyPrint(w io.Writer, node *AST, indent string)
• type AST
  • func ParseExpr(expression string) (*AST, error)
• type Args
• type Env
  • func NewEnv() *Env
  • func (e *Env) Set(key string, value interface{})
• type ParseError
  • func (e *ParseError) Error() string
• type Token

Functions

func AbsFloat32

func AbsFloat32(a float32) float32

func AbsFloat64

func AbsFloat64(a float64) float64

func Evaluate

func Evaluate(node *AST, env *Env) interface{}

func MaxFloat32

func MaxFloat32(a, b float32) float32

func MaxFloat64

func MaxFloat64(a, b float64) float64

func MinFloat32

func MinFloat32(a, b float32) float32

func MinFloat64

func MinFloat64(a, b float64) float64

func PrettyPrint

func PrettyPrint(w io.Writer, node *AST, indent string)

Types

type AST

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

func ParseExpr

func ParseExpr(expression string) (*AST, error)

type Args

type Args [][]float64

type Env

type Env map[string]interface{}

func NewEnv

func NewEnv() *Env

func (*Env) Set

func (e *Env) Set(key string, value interface{})

type ParseError

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

func (*ParseError) Error

func (e *ParseError) Error() string

type Token

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