internal LocalVariable AddClosureVariable(ParameterExpression variable)
{
if (this._closureVariables == null)
{
this._closureVariables = new Dictionary<ParameterExpression, LocalVariable>();
}
LocalVariable variable2 = new LocalVariable(this._closureVariables.Count, true, false);
this._closureVariables.Add(variable, variable2);
return variable2;
}
public LocalDefinition DefineLocal(ParameterExpression variable, int start)
{
VariableScope scope;
VariableScope scope2;
LocalVariable variable2 = new LocalVariable(this._localCount++, false, false);
this._maxLocalCount = Math.Max(this._localCount, this._maxLocalCount);
if (this._variables.TryGetValue(variable, out scope))
{
scope2 = new VariableScope(variable2, start, scope);
if (scope.ChildScopes == null)
{
scope.ChildScopes = new List<VariableScope>();
}
scope.ChildScopes.Add(scope2);
}
else
{
scope2 = new VariableScope(variable2, start, null);
}
this._variables[variable] = scope2;
return new LocalDefinition(variable2.Index, variable);
}
public VariableScope(LocalVariable variable, int start, VariableScope parent)
{
Variable = variable;
Start = start;
Parent = parent;
}
public VariableScope(LocalVariable variable, int start, LocalVariables.VariableScope parent)
{
this.Variable = variable;
this.Start = start;
this.Parent = parent;
}
public bool TryGetLocalOrClosure(ParameterExpression var, out LocalVariable local)
{
VariableScope scope;
if (this._variables.TryGetValue(var, out scope))
{
local = scope.Variable;
return true;
}
if ((this._closureVariables != null) && this._closureVariables.TryGetValue(var, out local))
{
return true;
}
local = null;
return false;
}
public VariableScope(LocalVariable variable, int start, LocalVariables.VariableScope parent)
{
this.Variable = variable;
this.Start = start;
this.Parent = parent;
}
public VariableScope(LocalVariable variable, int start, VariableScope parent)
{
Variable = variable;
Start = start;
Parent = parent;
}
internal LocalVariable AddClosureVariable(ParameterExpression variable)
{
if (_closureVariables == null)
{
_closureVariables = new Dictionary<ParameterExpression, LocalVariable>();
}
LocalVariable result = new LocalVariable(_closureVariables.Count, true, false);
_closureVariables.Add(variable, result);
return result;
}
public LocalDefinition DefineLocal(ParameterExpression variable, int start)
{
//ContractUtils.RequiresNotNull(variable, "variable");
//ContractUtils.Requires(start >= 0, "start", "start must be positive");
LocalVariable result = new LocalVariable(_localCount++, false, false);
_maxLocalCount = System.Math.Max(_localCount, _maxLocalCount);
VariableScope existing, newScope;
if (_variables.TryGetValue(variable, out existing))
{
newScope = new VariableScope(result, start, existing);
if (existing.ChildScopes == null)
{
existing.ChildScopes = new List<VariableScope>();
}
existing.ChildScopes.Add(newScope);
}
else
{
newScope = new VariableScope(result, start, null);
}
_variables[variable] = newScope;
return new LocalDefinition(result.Index, variable);
}