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some code simplifications and streamlining

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This commit is contained in:
Vern Paxson 2023-07-20 09:32:17 -07:00
parent 18c77ddc2c
commit 79c53c9ed6
11 changed files with 23 additions and 27 deletions
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12
src/Expr.cc
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@ -254,7 +254,7 @@ ExprPtr Expr::MakeLvalue()
if ( ! IsError() )
ExprError("can't be assigned to");
return {NewRef{}, this};
return ThisPtr();
}
bool Expr::InvertSense()
@ -539,7 +539,7 @@ ExprPtr NameExpr::MakeLvalue()
if ( id->IsOption() && ! in_const_init )
ExprError("option is not a modifiable lvalue");
return make_intrusive<RefExpr>(IntrusivePtr{NewRef{}, this});
return make_intrusive<RefExpr>(ThisPtr());
}
void NameExpr::Assign(Frame* f, ValPtr v)
@ -2492,7 +2492,7 @@ RefExpr::RefExpr(ExprPtr arg_op) : UnaryExpr(EXPR_REF, std::move(arg_op))
ExprPtr RefExpr::MakeLvalue()
{
return {NewRef{}, this};
return ThisPtr();
}
void RefExpr::Assign(Frame* f, ValPtr v)
@ -2876,7 +2876,7 @@ ExprPtr IndexExpr::MakeLvalue()
if ( IsString(op1->GetType()->Tag()) )
ExprError("cannot assign to string index expression");
return make_intrusive<RefExpr>(IntrusivePtr{NewRef{}, this});
return make_intrusive<RefExpr>(ThisPtr());
}
ValPtr IndexExpr::Eval(Frame* f) const
@ -3113,7 +3113,7 @@ FieldExpr::~FieldExpr()
ExprPtr FieldExpr::MakeLvalue()
{
return make_intrusive<RefExpr>(IntrusivePtr{NewRef{}, this});
return make_intrusive<RefExpr>(ThisPtr());
}
bool FieldExpr::CanDel() const
@ -5130,7 +5130,7 @@ ExprPtr ListExpr::MakeLvalue()
if ( expr->Tag() != EXPR_NAME )
ExprError("can only assign to list of identifiers");
return make_intrusive<RefExpr>(IntrusivePtr{NewRef{}, this});
return make_intrusive<RefExpr>(ThisPtr());
}
void ListExpr::Assign(Frame* f, ValPtr v)