mint

Documentation

Index

• type Evaler
• type Funcs
• type Op
  • func (op Op) String() string
• type Result
• type Stack
  • func NewStack(op Op, ev Evaler) *Stack
  • func (s *Stack) Dump() string
  • func (s *Stack) Eval() float64
  • func (s *Stack) Push(op Op, v float64) Evaler
• type State
  • func NewState() *State
  • func (s *State) Eval(expr string) (Result, error)
• type Value
  • func (v Value) Dump() string
  • func (v Value) Eval() float64
  • func (v Value) Push(op Op, val float64) Evaler

Types

type Evaler

type Evaler interface {
	Eval() float64
	Push(op Op, val float64) Evaler
	Dump() string
}

type Funcs

type Funcs interface {
	Eval(name string, vs ...float64) (float64, error)
	Contains(name string) bool
}

type Op

type Op int

const (
	OpPlus Op = iota
	OpTimes
	OpExp
)

func (Op) String

func (op Op) String() string

type Result

type Result string

type Stack

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

func NewStack

func NewStack(op Op, ev Evaler) *Stack

func (*Stack) Dump

func (s *Stack) Dump() string

func (*Stack) Eval

func (s *Stack) Eval() float64

func (*Stack) Push

func (s *Stack) Push(op Op, v float64) Evaler

type State

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

func NewState

func NewState() *State

func (*State) Eval

func (s *State) Eval(expr string) (Result, error)

type Value

type Value float64

func (Value) Dump

func (v Value) Dump() string

func (Value) Eval

func (v Value) Eval() float64

func (Value) Push

func (v Value) Push(op Op, val float64) Evaler