eval

Documentation

Index

• Variables
• type Context
  • func NewContext(identifiers map[string]interface{}) (*Context, error)
  • func (c *Context) Eval(node ast.Node) (*reflect.Value, error)
• type EvalError
  • func (e EvalError) Error() string
• type Scope
  • func NewScope() *Scope
  • func (s *Scope) Insert(k string, v interface{})
  • func (s *Scope) Lookup(name string) interface{}

Variables

var (
	False = reflect.ValueOf(false)
	True  = reflect.ValueOf(true)
	Nil   = reflect.ValueOf(nil)

	ErrInvalidValue = errors.New("reflect.Value is invalid")
	ErrReturnValue  = errors.New("return value is set")
)

var PkgLogger logger

Types

type Context

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

func NewContext

func NewContext(identifiers map[string]interface{}) (*Context, error)

func (*Context) Eval

func (c *Context) Eval(node ast.Node) (*reflect.Value, error)

type EvalError

type EvalError struct {
	ast.Node
	Type string
	Msg  string
}

func (EvalError) Error

func (e EvalError) Error() string

type Scope

type Scope struct {
	Objects map[string]interface{}
}

func NewScope

func NewScope() *Scope

func (*Scope) Insert

func (s *Scope) Insert(k string, v interface{})

func (*Scope) Lookup

func (s *Scope) Lookup(name string) interface{}