| private AddReferencedGlobal ( string name ) : string | ||
| name | string | |
| return | string | |
internal override bool TryBindOuter(ScopeStatement from, PythonReference reference, out PythonVariable variable)
{
// Functions expose their locals to direct access
if (TryGetVariable(reference.Name, out variable) && variable.Kind != VariableKind.Nonlocal)
{
variable.AccessedInNestedScope = true;
if (variable.Kind == VariableKind.Local || variable.Kind == VariableKind.Parameter)
{
from.AddFreeVariable(variable, true);
for (ScopeStatement scope = from.Parent; scope != this; scope = scope.Parent)
{
scope.AddFreeVariable(variable, false);
}
AddCellVariable(variable);
ContainsNestedFreeVariables = true;
}
else
{
from.AddReferencedGlobal(reference.Name);
}
return(true);
}
return(false);
}
internal override bool TryBindOuter(ScopeStatement from, PythonReference reference, out PythonVariable variable)
{
ContainsNestedFreeVariables = true;
if (TryGetVariable(reference.Name, out variable))
{
Debug.Assert(variable.Kind != VariableKind.Nonlocal, "there should be no nonlocals in a comprehension");
variable.AccessedInNestedScope = true;
if (variable.Kind == VariableKind.Local || variable.Kind == VariableKind.Parameter)
{
from.AddFreeVariable(variable, true);
for (ScopeStatement scope = from.Parent; scope != this; scope = scope.Parent)
{
scope.AddFreeVariable(variable, false);
}
AddCellVariable(variable);
}
else
{
from.AddReferencedGlobal(reference.Name);
}
return(true);
}
return(false);
}
internal override bool TryBindOuter(ScopeStatement from, PythonReference reference, out PythonVariable variable)
{
// Unbound variable
from.AddReferencedGlobal(reference.Name);
if (from.HasLateBoundVariableSets)
{
// If the context contains unqualified exec, new locals can be introduced
// Therefore we need to turn this into a fully late-bound lookup which
// happens when we don't have a PythonVariable.
variable = null;
return(false);
}
else
{
// Create a global variable to bind to.
variable = EnsureGlobalVariable(reference.Name);
return(true);
}
}
internal override bool TryBindOuter(ScopeStatement from, PythonReference reference, out PythonVariable variable) {
// Functions expose their locals to direct access
ContainsNestedFreeVariables = true;
if (TryGetVariable(reference.Name, out variable)) {
variable.AccessedInNestedScope = true;
if (variable.Kind == VariableKind.Local || variable.Kind == VariableKind.Parameter) {
from.AddFreeVariable(variable, true);
for (ScopeStatement scope = from.Parent; scope != this; scope = scope.Parent) {
scope.AddFreeVariable(variable, false);
}
AddCellVariable(variable);
} else {
from.AddReferencedGlobal(reference.Name);
}
return true;
}
return false;
}
internal override bool TryBindOuter(ScopeStatement from, PythonReference reference, out PythonVariable variable) {
// Unbound variable
from.AddReferencedGlobal(reference.Name);
if (from.HasLateBoundVariableSets) {
// If the context contains unqualified exec, new locals can be introduced
// Therefore we need to turn this into a fully late-bound lookup which
// happens when we don't have a PythonVariable.
variable = null;
return false;
} else {
// Create a global variable to bind to.
variable = EnsureGlobalVariable(reference.Name);
return true;
}
}