Interpreter class

Implemented types

• Visitor<Object?>
• Visitor<void>

Constructors

Interpreter()

Properties

environment ↔ Environment

getter/setter pair

globals ↔ Environment

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

locals ↔ Map<Expr, int>

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

checkNumberOperand(Token operator, Object? operand) → void

checkNumberOperands(Token operator, Object? left, Object? right) → void

evaluate(Expr expr) → Object?

execute(Stmt stmt) → void

executeBlock(List<Stmt> statements, Environment environment) → void

interpret(List<Stmt> statements) → void

invokeFunction(String name, {List<Object?> arguments = const [], Map<Symbol, Object?> namedArguments = const {}}) → dynamic

isEqual(Object? a, Object? b) → bool

isTruthy(Object? object) → bool

lookUpVariable(Token name, Expr expr) → Object?

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

registerGlobal(String name, Object obj) → void

registerLocal(String name, Object obj) → void

resolve(Expr expr, int depth) → void

stringify(Object? object) → String

toString() → String

A string representation of this object.

inherited

visitAnonymousExpr(Anonymous expr) → Object?

override

visitArrayExpr(Array expr) → Object

override

visitArrayifExpr(Arrayif expr) → Object?

override

visitAssignExpr(Assign expr) → Object?

override

visitAwaitExpr(Await expr) → Object?

override

visitBinaryExpr(Binary expr) → Object?

override

visitBlockStmt(Block stmt) → void

override

visitBreakStmt(Break stmt) → void

override

visitCallExpr(Call expr) → Object?

override

visitClassStmt(Class stmt) → void

override

visitConditionalExpr(Conditional expr) → Object?

override

visitContinueStmt(Continue stmt) → void

override

visitDictExpr(Dict expr) → Object

override

visitExpressionStmt(Expression stmt) → void

override

visitForStmt(For stmt) → void

override

visitFunctionalStmt(Functional stmt) → void

override

visitGetExpr(Get expr) → Object?

override

visitGroupingExpr(Grouping expr) → Object?

override

visitIfStmt(If stmt) → void

override

visitIndexingExpr(Indexing expr) → Object?

override

visitIndexSetExpr(IndexSet expr) → Object?

override

visitListenExpr(Listen expr) → Object?

override

visitLiteralExpr(Literal expr) → Object?

override

visitLogicalExpr(Logical expr) → Object?

override

visitMappingExpr(Mapping expr) → Object?

override

visitNamedArgsExpr(NamedArgs expr) → Object

override

visitPrintStmt(Print stmt) → void

override

visitReturnStmt(Return stmt) → void

override

visitSetExpr(Set expr) → Object?

override

visitSuperExpr(Super expr) → Object?

override

visitThenExpr(Then expr) → Object?

override

visitThisExpr(This expr) → Object?

override

visitUnaryExpr(Unary expr) → Object?

override

visitVariableExpr(Variable expr) → Object?

override

visitVarStmt(Var stmt) → void

override

visitWhileStmt(While stmt) → void

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Properties

hadError ↔ bool

getter/setter pair

hadRuntimeError ↔ bool

getter/setter pair