private void AnalyzeDeclarationStatement(IStatement source, int idx)
{
// We don't need to analyze injected declarations (e.g. withQualifier or qualifier declarations)
if (source.IsInjectedForDScript())
{
return;
}
switch (source.Kind)
{
case SyntaxKind.InterfaceDeclaration:
AnalyzeInterfaceDeclaration(source.Cast <IInterfaceDeclaration>());
break;
case SyntaxKind.ImportDeclaration:
AnalyzeImportDeclaration(source.Cast <IImportDeclaration>());
break;
case SyntaxKind.ExportDeclaration:
AnalyzeExportDeclaration(source.Cast <IExportDeclaration>());
break;
case SyntaxKind.ModuleDeclaration:
AnalyzeNamespaceDeclaration(source.Cast <IModuleDeclaration>());
break;
case SyntaxKind.VariableStatement:
AnalyzeTopLevelVariableDeclarations(
source.Cast <IVariableStatement>().DeclarationList,
GetModifiers(source.Cast <IVariableStatement>()),
idx);
break;
case SyntaxKind.FunctionDeclaration:
AnalyzeFunctionDeclaration(source.Cast <IFunctionDeclaration>());
break;
case SyntaxKind.EnumDeclaration:
AnalyzeEnumDeclaration(source.Cast <IEnumDeclaration>());
break;
case SyntaxKind.TypeAliasDeclaration:
AnalyzeTypeAlias(source.Cast <ITypeAliasDeclaration>());
break;
}
}
private bool ShouldKeepStatement(IStatement statement)
{
if (statement.IsInjectedForDScript())
{
return(false);
}
var result = (statement.Kind == TypeScript.Net.Types.SyntaxKind.ModuleDeclaration) || // Modules are automatically exported in DScript
(statement.Kind == TypeScript.Net.Types.SyntaxKind.ImportDeclaration) || // Import and
(statement.Kind == TypeScript.Net.Types.SyntaxKind.ExportDeclaration) || // export declarations are always kept to make references work
(statement.Kind == TypeScript.Net.Types.SyntaxKind.InterfaceDeclaration) || // Interfaces,
(statement.Kind == TypeScript.Net.Types.SyntaxKind.TypeAliasDeclaration) || // Types,
(statement.Kind == TypeScript.Net.Types.SyntaxKind.EnumDeclaration) || // and Enums are kept regardless visibility so we don't need to analyze type-related declarations. TODO: this can be optimized
(statement.Flags & NodeFlags.Export) != NodeFlags.None; // anything else that is explicitly exported
if (result)
{
m_keptNodes.Add(statement);
}
return(result);
}
