/// <summary>
/// Add annotations the the object being created.
/// </summary>
/// <param name="installer">Context which is performing the installation.</param>
/// <returns>Returns true if successful, otherwise false.</returns>
protected internal override bool AnnotateObject(IDefinitionInstallerContext installer)
{
if (installer == null)
{
throw new ArgumentNullException();
}
if (!this.Annotations.Any())
{
return(true);
}
Runtime.Bindings.PoolBinding poolBinding = installer.GetPoolBinding(this.PoolName.Value);
if ((poolBinding == null) || (poolBinding.Value == null))
{
return(true); // An error, but we don't see the annotations as critical.
}
Runtime.Bindings.PoolVariableOrConstantBinding binding;
poolBinding.Value.TryGetValue(this.VariableName.Value, out binding);
if (binding == null)
{
return(true); // An error, but we don't see the annotations as critical.
}
installer.AnnotateObject(binding, this.Annotations);
return(true);
}
public CompiledInitializer CreateInitializer(InitializerDefinition definition, IDefinitionInstallerContext installer)
{
PoolBinding poolBinding = installer.GetPoolBinding(this.PoolName);
if ((poolBinding == null) || (poolBinding.Value == null))
{
return(null);
}
PoolVariableOrConstantBinding binding = poolBinding.Value[this.PoolItemName];
if (binding == null)
{
return(null);
}
return(new RuntimePoolItemInitializer(this.ParseTree, new DebugInfoService(this.SourceCodeService), binding, this.PoolName));
}
protected internal override bool ValidateInitializer(IDefinitionInstallerContext installer)
{
if (installer == null)
{
throw new ArgumentNullException();
}
// 1. Check if the name is not complete garbage.
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(this.VariableName.Value))
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolVarInvalidName));
}
// 2. Get the pool dictionary.
PoolBinding poolBinding = installer.GetPoolBinding(this.PoolName.Value);
// 3. Check that such a binding exists
if (poolBinding == null)
{
return(installer.ReportError(this.PoolName, InstallerErrors.PoolInvalidPoolName));
}
if (poolBinding.Value == null)
{
throw new InvalidOperationException("Should have been set in PoolDefinition.CreataGlobalObject().");
}
Symbol varName = installer.Runtime.GetSymbol(this.VariableName.Value);
PoolVariableOrConstantBinding poolItemBinding;
poolBinding.Value.TryGetValue(varName, out poolItemBinding);
if (poolItemBinding == null)
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolVarInvalidName));
}
if (poolItemBinding.IsConstantBinding && poolItemBinding.HasBeenSet)
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolItemIsConstant));
}
return(this.Factory.ValidatePoolVariableInitializer(this, poolBinding.Value, installer,
new IntermediateCodeValidationErrorSink(this.MethodSourceCodeService, installer)));
}
/// <summary>
/// Create a binding object (association) for the pool variable in the pool that owns it.
/// </summary>
/// <param name="installer">Context within which the binding is to be created.</param>
/// <returns>Returns true if successful, otherwise false.</returns>
protected internal override bool CreatePoolVariableBinding(IDefinitionInstallerContext installer)
{
if (installer == null)
{
throw new ArgumentNullException();
}
// 1. Check if the name is not complete garbage.
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(this.VariableName.Value))
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolVarInvalidName));
}
// 2. Get the pool dictionary.
PoolBinding poolBinding = installer.GetPoolBinding(this.PoolName.Value);
// 3. Check that such a binding exists
if (poolBinding == null)
{
return(installer.ReportError(this.PoolName, InstallerErrors.PoolInvalidPoolName));
}
if (poolBinding.Value == null)
{
throw new InvalidOperationException("Should have been set in PoolDefinition.CreataGlobalObject().");
}
// 4. Check for reserved keywords
if (IronSmalltalk.Common.GlobalConstants.ReservedIdentifiers.Contains(this.VariableName.Value))
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolVarReservedName));
}
// 5. Check that no duplicate exists.
Symbol varName = installer.Runtime.GetSymbol(this.VariableName.Value);
PoolVariableOrConstantBinding existing;
poolBinding.Value.TryGetValue(varName, out existing);
if (existing != null)
{
return(installer.ReportError(this.VariableName, InstallerErrors.PoolItemNameNotUnique));
}
// 6. Create the binding
poolBinding.Value.Add(new PoolVariableBinding(varName));
return(true);
}
/// <summary>
/// Create the class object (and sets the value of the binding).
/// </summary>
/// <param name="installer">Context within which the class is to be created.</param>
/// <returns>Returns true if successful, otherwise false.</returns>
protected internal override bool CreateGlobalObject(IDefinitionInstallerContext installer)
{
if (installer == null)
{
throw new ArgumentNullException();
}
// 1. Get the binding to the global
Symbol name = installer.Runtime.GetSymbol(this.Name.Value);
ClassBinding binding = installer.GetLocalClassBinding(name);
// 2. Check consistency that we didn't mess up in the implementation.
if (binding == null)
{
throw new InvalidOperationException("Should have found a binding, because CreateGlobalBinding() created it!");
}
if (binding.Value != null)
{
throw new InvalidOperationException("Should be an empty binding, because CreateGlobalBinding() complained if one already existed!");
}
// 3. Prepare stuff ....
SmalltalkClass.InstanceStateEnum instanceState = this.InstanceState.Value;
ClassBinding superclass;
if (this.SuperclassName.Value.Length == 0)
{
superclass = null; // Object has no superclass
}
else
{
superclass = installer.GetClassBinding(this.SuperclassName.Value);
if (superclass == null)
{
return(installer.ReportError(this.SuperclassName, InstallerErrors.ClassInvalidSuperclass));
}
}
// Create the collection of class, class-instance, instance variables and imported pools
BindingDictionary <InstanceVariableBinding> instVars = new BindingDictionary <InstanceVariableBinding>(installer.Runtime);
DiscreteBindingDictionary <ClassVariableBinding> classVars = new DiscreteBindingDictionary <ClassVariableBinding>(installer.Runtime, this.ClassVariableNames.Count());
BindingDictionary <ClassInstanceVariableBinding> classInstVars = new BindingDictionary <ClassInstanceVariableBinding>(installer.Runtime);
DiscreteBindingDictionary <PoolBinding> pools = new DiscreteBindingDictionary <PoolBinding>(installer.Runtime);
// Validate class variable names ...
foreach (SourceReference <string> identifier in this.ClassVariableNames)
{
Symbol varName = installer.Runtime.GetSymbol(identifier.Value);
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(identifier.Value))
{
return(installer.ReportError(identifier, InstallerErrors.ClassClassVariableNotIdentifier));
}
if (classVars.Any <ClassVariableBinding>(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassClassVariableNotUnique));
}
classVars.Add(new ClassVariableBinding(varName));
}
// Validate instance variable names ...
foreach (SourceReference <string> identifier in this.InstanceVariableNames)
{
Symbol varName = installer.Runtime.GetSymbol(identifier.Value);
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(identifier.Value))
{
return(installer.ReportError(identifier, InstallerErrors.ClassInstanceVariableNotIdentifier));
}
if (((IEnumerable <InstanceVariableBinding>)instVars).Any(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassInstanceVariableNotUnique));
}
if (classVars.Any <ClassVariableBinding>(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassInstanceOrClassVariableNotUnique));
}
instVars.Add(new InstanceVariableBinding(varName));
}
// Validate class instance variable names ...
foreach (SourceReference <string> identifier in this.ClassInstanceVariableNames)
{
Symbol varName = installer.Runtime.GetSymbol(identifier.Value);
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(identifier.Value))
{
return(installer.ReportError(identifier, InstallerErrors.ClassClassInstanceVariableNotIdentifier));
}
if (classInstVars.Any <ClassInstanceVariableBinding>(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassClassInstanceVariableNotUnique));
}
if (classVars.Any <ClassVariableBinding>(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassClassInstanceOrClassVariableNotUnique));
}
classInstVars.Add(new ClassInstanceVariableBinding(varName));
}
// Validate imported pool names ...
foreach (SourceReference <string> identifier in this.ImportedPoolNames)
{
Symbol varName = installer.Runtime.GetSymbol(identifier.Value);
if (!IronSmalltalk.Common.Utilities.ValidateIdentifier(identifier.Value))
{
return(installer.ReportError(identifier, InstallerErrors.ClassImportedPoolNotIdentifier));
}
if (pools.Any <PoolBinding>(varBinding => varBinding.Name == varName))
{
return(installer.ReportError(identifier, InstallerErrors.ClassImportedPoolNotUnique));
}
PoolBinding pool = installer.GetPoolBinding(varName);
if (pool == null)
{
return(installer.ReportError(identifier, InstallerErrors.ClassImportedPoolNotDefined));
}
pools.Add(pool);
}
// 4. Finally, create the behavior object
binding.SetValue(new SmalltalkClass(
installer.Runtime, binding.Name, superclass, instanceState, instVars, classVars, classInstVars, pools));
return(true);
}