public bool ResolveBaseClass(
StatTypeDefinition definition, StatDeclaration declaration,
Dictionary <string, StatDeclaration> declarations,
out StatDeclaration baseClassDeclaration)
{
var props = declaration.Properties;
var name = (string)props[definition.NameProperty];
if (definition.BaseClassProperty != null && props.ContainsKey(definition.BaseClassProperty))
{
var baseClass = (string)props[definition.BaseClassProperty];
if (declarations.TryGetValue(baseClass, out StatDeclaration baseDeclaration))
{
baseClassDeclaration = baseDeclaration;
return(true);
}
else
{
Context.LogError(DiagnosticCode.StatBaseClassNotKnown, $"Stat declaration '{name}' references nonexistent base class '{baseClass}'",
declaration.Location.FileName, declaration.Location.StartLine, name);
baseClassDeclaration = null;
return(false);
}
}
baseClassDeclaration = null;
return(true);
}
private void PropagateInheritedProperties(StatDeclaration parent, StatDeclaration descendant)
{
foreach (var prop in parent.Properties)
{
if (!descendant.Properties.ContainsKey(prop.Key))
{
descendant.Properties[prop.Key] = prop.Value;
descendant.PropertyLocations[prop.Key] = parent.PropertyLocations[prop.Key];
}
}
}
private StatEntity InstantiateEntity(StatSubtypeDefinition subtype, string declarationName, StatDeclaration declaration)
{
return(InstantiateEntityInternal(subtype, declarationName, declaration.Location,
declaration.Properties, declaration.PropertyLocations));
}
private StatSubtypeDefinition FindSubtype(StatTypeDefinition type, string declarationName, StatDeclaration declaration)
{
if (type.SubtypeProperty == null)
{
return(type.Subtypes.Values.First());
}
if (declaration.Properties.TryGetValue(type.SubtypeProperty, out object subtypeName))
{
var name = (string)subtypeName;
if (type.Subtypes.TryGetValue(name, out StatSubtypeDefinition subtype))
{
return(subtype);
}
else
{
Context.LogError(DiagnosticCode.StatSubtypeMissing, $"Stat declaration '{declarationName}' references unknown subtype '{name}'",
declaration.Location.FileName, declaration.Location.StartLine);
return(null);
}
}
else
{
Context.LogError(DiagnosticCode.StatSubtypeMissing, $"Stat declaration '{declarationName}' is missing subtype property '{type.SubtypeProperty}'",
declaration.Location.FileName, declaration.Location.StartLine);
return(null);
}
}