assignExpr.hpp

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#pragma once
 
#include "core/ast/expr.hpp"
#include "core/ast/param.hpp"
#include "core/ast/scope.hpp"
 
namespace by {
 
    class visitor;
 
    class _nout assignExpr: public expr {
        BY(CLASS(assignExpr, expr, expr::exprType), VISIT())
        typedef scope::iter iter;
 
    public:
        assignExpr(const node& lhs, const node& rhs);
 
    public:
        using super::eval;
        str eval(const args& a) override;
        str infer() const override;
        const node& getLeft() const;
        const node& getRight() const;
        void onCloneDeep(const clonable& from) override;
 
    private:
        iter _getScopeIterOfLhs();
 
    private:
        str _lhs; // name of variable or lambda.
        str _rhs;
    };
}