/// <summary>
/// Set a value by name. If no scope has it, then it will be defined in the innermost scope
/// </summary>
public void SetValue(uint crushedName, double newValue)
{
unchecked
{
for (int i = _currentScopeIdx; i >= 0; i--)
{
var current = _scopes[i];
if (!current.Get(crushedName, out var oldValue))
{
continue;
}
// ReSharper disable once CompareOfFloatsByEqualityOperator
if (oldValue == newValue)
{
return;
}
if (NanTags.IsAllocated(oldValue))
{
PotentialGarbage.Add(newValue);
}
current.Put(crushedName, newValue, true);
return;
}
// nothing already exists to replace
_scopes[_currentScopeIdx].Add(crushedName, newValue);
}
}
/// <summary>
/// Remove innermost scope, and drop back to the previous one
/// </summary>
public void DropScope()
{
var last = _scopes[_currentScopeIdx];
_scopes[_currentScopeIdx] = null;
_currentScopeIdx--;
// this could be done on another thread
foreach (var token in last.Values)
{
if (NanTags.IsAllocated(token))
{
PotentialGarbage.Add(token);
}
}
}