DeclareNewSymbol {SMRUCC.Rsharp.Interpreter.ExecuteEngine.ExpressionSymbols.Closure}

.NET clr documentation

DeclareNewSymbol

Description

An expressin for create a new symbol inside the runtime environment

Declare

            
# namespace SMRUCC.Rsharp.Interpreter.ExecuteEngine.ExpressionSymbols.Closure
export class DeclareNewSymbol extends SymbolExpression {
   expressionName: ExpressionTypes;
   # true for if the DeclareNewSymbol.value expression is not nothing
   hasInitializeExpression: boolean;
   isCallable: boolean;
   # does current symbol declaration contains multiple symbol targets?
   isTuple: boolean;
   # tuple names.
   #  (对于tuple语法，会存在多个变量)
   names: IReadOnlyCollection`1;
   stackFrame: StackFrame;
   # the size of the symbol names
   symbolSize: integer;
   # get object value type for current new symbol
   type: TypeCodes;
   # the unit name of the symbol value if it is a vector
   unit: string;
   # The symbol initial value.(初始值)
   value: Expression;
}

        

.NET clr type reference tree

1. this class extends from SymbolExpression class: SymbolExpression
2. use by property member expressionName: ExpressionTypes
3. use by property member names: IReadOnlyCollection`1
4. use by property member stackFrame: StackFrame
5. use by property member type: TypeCodes
6. use by property member value: Expression

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