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#strict 2
// TODO: ScopedVars with temporary target (like a reference to a function local var)
static const ScopedVar_Global = 1;
static const ScopedVar_Local = 2;
static const ScopedVar_ArrayIndex = 3;
static const ScopedVar_MapIndex = 4;
global func GlobalVar(name) { return [ScopedVar_Global, name]; }
global func LocalVar(name, object target) { return [ScopedVar_Local, name, target || this]; }
global func ArrayVar(index, array scopedVar) { return [ScopedVar_ArrayIndex, scopedVar, index]; }
global func MapVar(index, array scopedVar) { return [ScopedVar_MapIndex, scopedVar, index]; }
global func &ScopedVar(array variable)
{
if(!variable)
{
return 0;
}
if(variable[0] == ScopedVar_Global)
{
if(GetType(variable[1]) == C4V_String)
{
return GlobalN(variable[1]);
}
else
{
return Global(variable[1]);
}
}
else if(variable[0] == ScopedVar_Local)
{
if(GetType(variable[1]) == C4V_String)
{
return LocalN(variable[1], variable[2]);
}
else
{
return Local(variable[1], variable[2]);
}
}
else if(variable[0] == ScopedVar_ArrayIndex)
{
var index = variable[2];
if(GetType(index) != C4V_Int && GetType(index) != C4V_Any)
{
index = ScopedVar(index);
}
return ScopedVar(variable[1])[index];
}
else if(variable[0] == ScopedVar_MapIndex)
{
var index = variable[2];
return ScopedVar(variable[1])[index];
}
else
{
if(this)
{
return ScopedVar(this->~CustomScopedVar(variable));
}
else if(GetID())
{
return ScopedVar(GetID()->~CustomScopedVar(variable));
}
else
{
return ScopedVar(CustomScopedVar(variable));
}
}
}
global func CustomScopedVar() { return _inherited(...); } // this allows "overloading" this function even if the "overloading" function is loaded before
global func CheckScopedVar(array variable)
{
if(!variable)
{
return false;
}
if(GetType(variable[0]) == C4V_Int)
{
if(variable[0] == ScopedVar_Global || variable[0] == ScopedVar_Local)
{
if(!variable[1] || GetType(variable[1]) == C4V_Int || (GetType(variable[1]) == C4V_String && variable[1] != ""))
{
return true;
}
}
if(variable[0] == ScopedVar_ArrayIndex)
{
if(CheckScopedVar(variable[1]) && !variable[2] || (GetType(variable[2]) == C4V_Int && variable[2] >= 0))
{
return true;
}
}
if(variable[0] == ScopedVar_MapIndex)
{
if(CheckScopedVar(variable[1]))
{
return true;
}
}
}
if(this)
{
return this->~CheckCustomScopedVar(variable);
}
else if(GetID())
{
return GetID()->~CheckCustomScopedVar(variable);
}
else
{
return CheckCustomScopedVar(variable);
}
}
global func CheckCustomScopedVar() { return _inherited(...); }
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