exprvm

Dec 12, 2019

Changes in this version

+ var ErrUnknownExpression = errors.New("Unknown Expression")

+ var ErrUnknownOperandType = errors.New("Unknown Operand Type")

+ type Chunk struct

+ Commands []Command

+ func Compile(src string) (*Chunk, error)

+ func (self *Chunk) AddCode(t Opcode)

+ func (self *Chunk) AddCodeOperand(t Opcode, operand ...interface{})

+ func (self *Chunk) String() string

+ type Command struct

+ Operand []interface{}

+ Type Opcode

+ func (self *Command) String() string

+ type Machine struct

+ DataStack *Stack

+ func NewMachine() *Machine

+ func (self *Machine) Run(chunk *Chunk)

+ type Opcode int

+ const Opcode_Add

+ const Opcode_Div

+ const Opcode_Exit

+ const Opcode_Minus

+ const Opcode_Mul

+ const Opcode_Nop

+ const Opcode_Push

+ const Opcode_Sub

+ func (self Opcode) String() string

+ type Stack struct

+ func NewStack() *Stack

+ func (self *Stack) String() string

+ func (this *Stack) Len() int

+ func (this *Stack) Peek() interface{}

+ func (this *Stack) Pop() interface{}

+ func (this *Stack) Push(value interface{})