interpreter

package
v0.0.0-...-e9dc133 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Nov 3, 2023 License: MIT Imports: 10 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	RETURN   ControlType = "RETURN"
	BREAK                = "BREAK"
	CONTINUE             = "CONTINUE"
)

Variables

View Source 
var LoxBreak = &LoxControl{controlType: BREAK}
View Source 
var LoxContinue = &LoxControl{controlType: CONTINUE}
View Source 
var Natives = []LoxNative{
	&Clock{},
	&Print{},
	&String{},
	&Length{},
	&Map{},
	&Filter{},
	&Reduce{},
	&HasKey{},
	&Size{},
	&Values{},
	&Keys{},
}

Functions

func Hash 

func Hash(v string) int

func PrintRepresentation 

func PrintRepresentation(v any) string

func Representation 

func Representation(v any) string

Types

type Clock 

type Clock struct{}

func (Clock) Arity 

func (Clock) Arity() int

func (Clock) Call 

func (Clock) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Clock) Name 

func (Clock) Name() string

type ControlType 

type ControlType string

type Environment 

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

func NewEnclosingEnvironment 

func NewEnclosingEnvironment(enclosing *Environment) *Environment

func NewEnvironment 

func NewEnvironment() *Environment

type Filter 

type Filter struct{}

func (Filter) Arity 

func (Filter) Arity() int

func (Filter) Call 

func (Filter) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Filter) Name 

func (Filter) Name() string

type HasKey 

type HasKey struct{}

func (HasKey) Arity 

func (HasKey) Arity() int

func (HasKey) Call 

func (HasKey) Call(interpreter *Interpreter, arguments []any) (any, error)

func (HasKey) Name 

func (HasKey) Name() string

type Interpreter 

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

func NewInterpreter 

func NewInterpreter(errors *lox_error.LoxErrors) *Interpreter

func (*Interpreter) Interpret 

func (i *Interpreter) Interpret(statements []ast.Statement) (value any, ok bool)

func (*Interpreter) Resolve 

func (i *Interpreter) Resolve(expression ast.Expression, depth int)

func (*Interpreter) VisitArrayExpression 

func (i *Interpreter) VisitArrayExpression(e *ast.ArrayExpression) any

func (*Interpreter) VisitAssignmentExpression 

func (i *Interpreter) VisitAssignmentExpression(e *ast.AssignmentExpression) any

func (*Interpreter) VisitBinaryExpression 

func (i *Interpreter) VisitBinaryExpression(be *ast.BinaryExpression) any

func (*Interpreter) VisitBlockStatement 

func (i *Interpreter) VisitBlockStatement(s *ast.BlockStatement)

func (*Interpreter) VisitBreakStatement 

func (i *Interpreter) VisitBreakStatement(s *ast.BreakStatement)

func (*Interpreter) VisitCallExpression 

func (i *Interpreter) VisitCallExpression(e *ast.CallExpression) any

func (*Interpreter) VisitClassStatement 

func (i *Interpreter) VisitClassStatement(s *ast.ClassStatement)

func (*Interpreter) VisitContinueStatement 

func (i *Interpreter) VisitContinueStatement(s *ast.ContinueStatement)

func (*Interpreter) VisitExpressionStatement 

func (i *Interpreter) VisitExpressionStatement(s *ast.ExpressionStatement)

func (*Interpreter) VisitForEachStatement 

func (i *Interpreter) VisitForEachStatement(s *ast.ForEachStatement)

func (*Interpreter) VisitFunctionStatement 

func (i *Interpreter) VisitFunctionStatement(s *ast.FunctionStatement)

func (*Interpreter) VisitGetExpression 

func (i *Interpreter) VisitGetExpression(e *ast.GetExpression) any

func (*Interpreter) VisitGroupedExpression 

func (i *Interpreter) VisitGroupedExpression(ge *ast.GroupingExpression) any

func (*Interpreter) VisitIfStatement 

func (i *Interpreter) VisitIfStatement(s *ast.IfStatement)

func (*Interpreter) VisitIndexExpression 

func (i *Interpreter) VisitIndexExpression(e *ast.IndexExpression) any

func (*Interpreter) VisitIndexedAssignmentExpression 

func (i *Interpreter) VisitIndexedAssignmentExpression(e *ast.IndexedAssignmentExpression) any

func (*Interpreter) VisitLambdaExpression 

func (i *Interpreter) VisitLambdaExpression(e *ast.LambdaExpression) any

func (*Interpreter) VisitLiteralExpression 

func (*Interpreter) VisitLiteralExpression(le *ast.LiteralExpression) any

func (*Interpreter) VisitLogicalExpression 

func (i *Interpreter) VisitLogicalExpression(le *ast.LogicalExpression) any

func (*Interpreter) VisitLoopStatement 

func (i *Interpreter) VisitLoopStatement(s *ast.LoopStatement)

func (*Interpreter) VisitMapExpression 

func (i *Interpreter) VisitMapExpression(e *ast.MapExpression) any

func (*Interpreter) VisitReturnStatement 

func (i *Interpreter) VisitReturnStatement(s *ast.ReturnStatement)

func (*Interpreter) VisitSequenceExpression 

func (i *Interpreter) VisitSequenceExpression(e *ast.SequenceExpression) any

func (*Interpreter) VisitSetExpression 

func (i *Interpreter) VisitSetExpression(e *ast.SetExpression) any

func (*Interpreter) VisitSuperGetExpression 

func (i *Interpreter) VisitSuperGetExpression(e *ast.SuperGetExpression) any

func (*Interpreter) VisitSuperSetExpression 

func (i *Interpreter) VisitSuperSetExpression(e *ast.SuperSetExpression) any

func (*Interpreter) VisitTernaryExpression 

func (i *Interpreter) VisitTernaryExpression(e *ast.TernaryExpression) any

func (*Interpreter) VisitThisExpression 

func (i *Interpreter) VisitThisExpression(e *ast.ThisExpression) any

func (*Interpreter) VisitUnaryExpression 

func (i *Interpreter) VisitUnaryExpression(ue *ast.UnaryExpression) any

func (*Interpreter) VisitVarStatement 

func (i *Interpreter) VisitVarStatement(s *ast.VarStatement)

func (*Interpreter) VisitVariableExpression 

func (i *Interpreter) VisitVariableExpression(e *ast.VariableExpression) any

type Keys 

type Keys struct{}

func (Keys) Arity 

func (Keys) Arity() int

func (Keys) Call 

func (Keys) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Keys) Name 

func (Keys) Name() string

type Length 

type Length struct{}

func (Length) Arity 

func (Length) Arity() int

func (Length) Call 

func (Length) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Length) Name 

func (Length) Name() string

type LoxArray 

type LoxArray []any

type LoxCallable 

type LoxCallable interface {
	Arity() int
	Call(interpreter *Interpreter, arguments []any) (any, error)
}

type LoxClass 

type LoxClass struct {
	Name    string
	Methods map[string]*LoxFunction
	Super   *LoxClass
}

func (LoxClass) Arity 

func (c LoxClass) Arity() int

func (*LoxClass) Call 

func (c *LoxClass) Call(interpreter *Interpreter, arguments []any) (any, error)

type LoxControl 

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

func LoxReturn 

func LoxReturn(value any) *LoxControl

type LoxFunction 

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

func (LoxFunction) Arity 

func (f LoxFunction) Arity() int

func (*LoxFunction) Call 

func (f *LoxFunction) Call(interpreter *Interpreter, arguments []any) (returnValue any, err error)

type LoxInstance 

type LoxInstance struct {
	Class  *LoxClass
	Fields map[string]any
}

func NewLoxInstance 

func NewLoxInstance(class *LoxClass) *LoxInstance

type LoxMap 

type LoxMap map[int]MapPair

type LoxNative 

type LoxNative interface {
	LoxCallable
	Name() string
}

type LoxObject 

type LoxObject interface {
	// contains filtered or unexported methods
}

type Map 

type Map struct{}

func (Map) Arity 

func (Map) Arity() int

func (Map) Call 

func (Map) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Map) Name 

func (Map) Name() string

type MapPair 

type MapPair struct {
	Key   string
	Value any
}

type Print 

type Print struct{}

func (Print) Arity 

func (Print) Arity() int

func (Print) Call 

func (Print) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Print) Name 

func (Print) Name() string

type Reduce 

type Reduce struct{}

func (Reduce) Arity 

func (Reduce) Arity() int

func (Reduce) Call 

func (Reduce) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Reduce) Name 

func (Reduce) Name() string

type Size 

type Size struct{}

func (Size) Arity 

func (Size) Arity() int

func (Size) Call 

func (Size) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Size) Name 

func (Size) Name() string

type String 

type String struct{}

func (String) Arity 

func (String) Arity() int

func (String) Call 

func (String) Call(interpreter *Interpreter, arguments []any) (any, error)

func (String) Name 

func (String) Name() string

type Values 

type Values struct{}

func (Values) Arity 

func (Values) Arity() int

func (Values) Call 

func (Values) Call(interpreter *Interpreter, arguments []any) (any, error)

func (Values) Name 

func (Values) Name() string

Source Files

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