evaluator

Documentation

Index

• Variables
• func Evaluate(node parser.Node, data any) (any, error)
• type InvalidTypeError
  • func (err *InvalidTypeError) Error() string
  • func (err *InvalidTypeError) Is(target error) bool
• type UndefinedVariableError
  • func (err *UndefinedVariableError) Error() string
  • func (err *UndefinedVariableError) Is(target error) bool

Variables

var (
	ErrInfinity          = errors.New("result of operation is an infinity")
	ErrInvalidType       = errors.New("invalid type")
	ErrInvalidValue      = errors.New("invalid value")
	ErrNotANumber        = errors.New("result of operation is not a number")
	ErrUndefinedVariable = errors.New("undefined variable")
)

Functions

func Evaluate

func Evaluate(node parser.Node, data any) (any, error)

Types

type InvalidTypeError

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

func (*InvalidTypeError) Error

func (err *InvalidTypeError) Error() string

func (*InvalidTypeError) Is

func (err *InvalidTypeError) Is(target error) bool

type UndefinedVariableError

type UndefinedVariableError struct {
	Variable string
}

func (*UndefinedVariableError) Error

func (err *UndefinedVariableError) Error() string

func (*UndefinedVariableError) Is

func (err *UndefinedVariableError) Is(target error) bool