static public TSType NewType(XElement elem, TypeScriptDefContext context)
{
if (elem == null)
return null;
TSType T = null;
UnionTypeModel TypeList = new UnionTypeModel();
HashSet<string> typesAlreadyInTheList = new HashSet<string>();
foreach (XElement e in elem.Elements())
{
switch (e.Name.LocalName)
{
case "dotident":
T = new BasicType(e);
if (!Tool.IsBasicType(T))
T = (TSType)TypeDeclaration.New(e, null, context) ?? T;
break;
case "anonymoustype":
T = new AnonymousType(e, context);
break;
case "functiontype":
T = new FunctionType(e, context);
break;
case "generic":
T = new Generic(e, context);
break;
case "arraylevel":
T = new Model.Array(T);
TypeList.Types.RemoveAt(TypeList.Types.Count - 1);
break;
default:
continue;
}
if (!typesAlreadyInTheList.Contains(T.ToString())) // Avoids adding the same type multiple times
{
TypeList.Types.Add(T);
typesAlreadyInTheList.Add(T.ToString());
}
}
if (TypeList.Count < 2)
return T;
else
return TypeList;
}
static string PARSER_VERSION = "0001"; // Increase this value when you want to force-regenerate the files in the end-users solutions. This is useful when we release a breaking change and we want the end-user to force-recompile the TypeScript Definition files.
// Transform every TypeScript Definition file into XML and then into C# Wrapper
public static string ProcessTypeScriptDefFile(string InputFiles, string OutputDirectory, ILogger Logger)
{
#if GENERATE_UNION_TYPES
// Use that if you want to regenerate the UnionType.cs file
// Recompile a project that use TypeScript Definition file
// Go to the output and copy/paste the block
// Then just use a small regex to replace like this: change '^>1 ' to '' (don't forget regex mode)
Logger.WriteMessage(Tool.GenerateUnionType(6));
#endif
//--------------------------------------------------------
// PREPARE FOR PARSING
//--------------------------------------------------------
// Create the dictionary that will be used to communicate with the Progress Dialogs:
Dictionary <string, string> typeScriptFileNameToProgress = new Dictionary <string, string>(); // The key is the TypeScript file name, and the value is the progress to display. We set the progress to "DONE" when we want to close the window.
// Create the context
TypeScriptDefContext context = new TypeScriptDefContext()
{
OutputDirectory = OutputDirectory,
Logger = Logger
};
// Reset AnonymousTypes static properties
AnonymousType.Anons = new List <AnonymousType>();
AnonymousType.AnonID = 1;
// Create and load the Infos XML file
TypeScriptDefToCSharpOutput DTSOld;
TypeScriptDefToCSharpOutput DTSNew = new TypeScriptDefToCSharpOutput();
if (File.Exists(OutputDirectory + Constants.NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE))
{
string text = File.ReadAllText(OutputDirectory + Constants.NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE);
DTSOld = Tool.Deserialize <TypeScriptDefToCSharpOutput>(text);
}
else
{
DTSOld = new TypeScriptDefToCSharpOutput();
}
// Store an array with every .d.ts files
string[] args = InputFiles.Split(';');
//--------------------------------------------------------
// PARSING OF TYPESCRIPT DEFINITION FILES (.d.ts)
//--------------------------------------------------------
// Convert every TypeScript Definition file into an XML file
// We need to add a check with a hash to know if there is already the XML file
for (int i = 0; i < args.Length; i++)
{
// Remove the ".d.ts" part of the name
args[i] = args[i].Remove(args[i].Length - 5);
// Read the file
string TSDefinitionOriginal = File.ReadAllText(args[i] + ".d.ts");
// Remove the comments
string TSDefinition = ClearComments(TSDefinitionOriginal);
// Calculate the file's hash
string fileHash = Tool.GetHashString(TSDefinition) + PARSER_VERSION; // See note near the "PARSER_VERSION" declaration.
// Try to remove the file from the Old Infos (null if not found)
var file = DTSOld.ExtractFileByName(args[i] + ".d.ts");
//------- PARSE THE FILE ONLY IF NEEDED -------
// If there is no file with that name, or a different hash, or no corresponding XML
if (file == null || file.FileContentHash != fileHash || File.Exists(OutputDirectory + args[i] + ".xml") == false)
{
string fileName = args[i] + ".d.ts";
Logger.WriteMessage("Parsing file: " + fileName);
// Display the Progress Dialog (on UI thread):
typeScriptFileNameToProgress[fileName] = "Processing " + fileName;
ProgressDialog.ShowOnUIThread(fileName, typeScriptFileNameToProgress);
Action <string> methodToUpdateProgress = (text =>
{
typeScriptFileNameToProgress[fileName] = "processing token '" + (text ?? "") + "' in file '" + fileName + "'";
});
// Add this file to the New Infos
DTSNew.TypeScriptDefinitionFiles.Add(new TypeScriptDefinitionFile()
{
FileName = args[i] + ".d.ts",
FileContentHash = fileHash
});
//------- PARSING -------
// Use TinyPG generated classes to parse the file
Scanner Scanner = new Scanner(methodToUpdateProgress);
Parser Parser = new Parser(Scanner);
ParseTree Tree = Parser.Parse(TSDefinition);
// Hide the Progress Dialog (this variable is watched by the other thread):
typeScriptFileNameToProgress[fileName] = ProgressDialog.Done;
// HOW TO DEBUG THE PARSER: Place a breakpoint after this line and create a Watch with the following expression: Tree.PrintTree()
//------- ERROR HANDLING -------
if (Tree.Errors.Any())
{
// Used to disable error duplication
var CheckDuplicate = new List <int>();
// Loop on every parsing error
foreach (var err in Tree.Errors)
{
// Check if the error was already handled
if (CheckDuplicate.Contains(err.Position) == false)
{
int col = 1;
// Calculate the line and col in the file INCLUDING THE COMMENTS
int line = CountLine(TSDefinitionOriginal, err.Position, out col);
// Print a pretty message
Logger.WriteError("Parsing error: invalid TypeScript Definition or unsupported feature", args[i] + ".d.ts", line, col);
// Add this error position to handle it once
CheckDuplicate.Add(err.Position);
}
}
// Leave the compilation
throw new Exception();
}
//------- XML EXPORT -------
#if LOG_VERBOSE
Logger.WriteMessage("Exporting file: " + OutputDirectory + args[i] + ".xml");
#endif
// Create an XMLExporter
XMLExporter Exporter = new XMLExporter(OutputDirectory + args[i] + ".xml");
// Store and remove useless nodes from the tree
XMLExporter.ClearParseNode(Tree);
// Export the tree as a XML file
Exporter.PrintBasicTree(Tree);
}
else
{
#if LOG_VERBOSE
Logger.WriteMessage(OutputDirectory + args[i] + ".xml is up to date!");
#endif
DTSNew.TypeScriptDefinitionFiles.Add(file);
//file.CSharpGeneratedFiles = new List<string>();
}
}
// Generate an intermediate version of the "NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE" file so
// that, if the export crashes, we don't re-parse again the TypeScript files
// and, instead, we re-use the generated XML files:
string newOutput = Tool.Serialize <TypeScriptDefToCSharpOutput>(DTSNew);
File.WriteAllText(OutputDirectory + Constants.NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE, newOutput);
//--------------------------------------------------------
// PARSING XML AND GENERATE C# CODE
//--------------------------------------------------------
//------- CHECK IF GENERATION IS NEEDED -------
// If only one generated file is missing we need to generate all of them
// If we parsed a new .d.ts, we have new file to generate
bool needToExport = false;
for (int i = 0; i < args.Length && needToExport == false; i++)
{
var file = DTSNew.TypeScriptDefinitionFiles[i];
foreach (var f in file.CSharpGeneratedFiles)
{
if (File.Exists(f) == false)
{
needToExport = true;
}
}
if (file.CSharpGeneratedFiles.Count == 0) // If there is no file, it's probably a new .d.ts
{
needToExport = true;
}
}
//------- IF NEEDED GENERATE THE FILES -------
if (needToExport)
{
// Loop on every XML
for (int i = 0; i < args.Length; i++)
{
var file = DTSNew.TypeScriptDefinitionFiles[i];
context.CurrentGeneratedFiles = file.CSharpGeneratedFiles = new List <string>();
#if LOG_VERBOSE
Logger.WriteMessage("Parsing file: " + OutputDirectory + args[i] + ".xml");
#endif
// Load the XML file
var Doc = XDocument.Load(OutputDirectory + args[i] + ".xml");
// Create the model
string fileName = Tool.RemoveDotIdentAdditionalChars(args[i].Replace('\\', '.')); // Note: we remove the unsupported characters because the TypeScript module name may contain some (such as forward slashes and dashes).
var Prog = new GlobalProgram(Doc, fileName, context);
// Add others files as "dependency"
foreach (string Others in args)
{
if (Others != args[i])
{
string n = Others.Replace('\\', '.');
n = Tool.RemoveDotIdentAdditionalChars(n); // Note: we remove the unsupported characters because the TypeScript Definition file name may contain some (such as dashes).
Prog.Imports.Add(new Import()
{
Alias = n, Name = n
});
}
}
// Export the model as C#
Prog.Export(context);
}
// Write the Infos XML file before exporting AnonymousTypes, because these types
// were added at the construction (allow associating them to a .d.ts file)
newOutput = Tool.Serialize <TypeScriptDefToCSharpOutput>(DTSNew);
File.WriteAllText(OutputDirectory + Constants.NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE, newOutput);
// Create the AnonymousTypes namespace
Namespace Anon = new Namespace(null, context)
{
Name = "AnonymousTypes"
};
// Add every namespace as a dependency for the AnonymousTypes namespace
foreach (string Others in args)
{
var n = Tool.RemoveDotIdentAdditionalChars(Others); // Note: we remove the unsupported characters because the TypeScript Definition file name may contain some (such as dashes).
Anon.Imports.Add(new Import()
{
Alias = n, Name = n
});
}
// Export every AnonymousType
Directory.CreateDirectory(OutputDirectory + "AnonymousTypes");
foreach (AnonymousType a in AnonymousType.Anons)
{
a.Class.Super = Anon;
a.Class.Export(context);
}
}
else
{
Logger.WriteMessage(@"TypeScript Definition files were skipped because no change was detected. To force the reprocessing of TypeScript Definition files, manually delete the file ""obj\Debug\" + Constants.NAME_OF_TYPESCRIPT_DEFINITIONS_CACHE_FILE + @""" and rebuild.");
}
return("");
}