public void TestWritingIncludeGuard()
{
var writer = new CHeaderFileWriter() { IncludeGuard = "test" };
using (var stream = new MemoryStream())
{
writer.WriteHeaderFile(new CSourceFile(), stream);
var bytes = stream.ToArray();
var str = Encoding.ASCII.GetString(bytes);
Assert.That(str, Is.Not.Null.And.EqualTo("#ifndef test\r\n#define test\r\n\r\n\r\n#endif\r\n"));
}
}
public void TestWritingHeaderComment()
{
var writer = new CHeaderFileWriter() { HeaderComment = "test" };
using (var stream = new MemoryStream())
{
writer.WriteHeaderFile(new CSourceFile(), stream);
var bytes = stream.ToArray();
var str = Encoding.ASCII.GetString(bytes);
Assert.That(str, Is.Not.Null.And.EqualTo("test\r\n\r\n"));
}
}
/// <summary>
/// Generate C header files for a list of project items.
/// </summary>
/// <param name="projectItems">A list of project items.</param>
private void ProcessFiles(IReadOnlyCollection<ProjectItem> projectItems)
{
bool showIncludeGuard;
bool autoSaveFiles;
var codeWriter = new CHeaderFileWriter();
// Add Options
using (var options = GetDialogPage(typeof(CSourceFileOptions)) as CSourceFileOptions)
{
codeWriter.HeaderComment = SetHeaderComment(options.HeaderComment);
codeWriter.IncludeStaticFunctions = options.IncludeStaticFunctions;
codeWriter.IncludeExternFunctions = options.IncludeExternFunctions;
showIncludeGuard = options.ShowIncludeGuard;
autoSaveFiles = options.AutoSaveFiles;
}
// Initialize viewmodel to keep track of progress
using (var progressVM = new ProgressViewModel
{
Minimum = 0.0,
Maximum = 1.0,
Message = "Starting...",
ProgressValue = 0.0
})
{
this.ShowProgressDialog(progressVM);
int i = 0;
foreach (var projectItem in projectItems)
{
if (projectItem.Document != null && !projectItem.Document.Saved && autoSaveFiles)
projectItem.Document.Save();
string file = projectItem.FileNames[0];
string itemToAdd = GetItemFileName(file);
bool error = false;
try
{
// Parse the file
log.Info("Processing {0}/{1}: {2}", ++i, projectItems.Count, file);
progressVM.Message = string.Format("{0}/{1}: Processing {2}", i, projectItems.Count, file);
if (!ParseItem(file, itemToAdd, codeWriter, showIncludeGuard, projectItem))
break;
progressVM.ProgressValue = Convert.ToDouble(i);
}
catch (ParserException tex)
{
// Go to file/line where the error occurred and display a dialog with the error message.
var window = ApplicationObject.ItemOperations.OpenFile(file);
window.Activate();
if (tex.LineNumber > 0)
{
var textSelection = window.Selection as TextSelection;
if (textSelection != null)
textSelection.GotoLine(tex.LineNumber, true);
}
log.Error(string.Format("Failed to parse file: {0}", file), tex);
this.ShowExceptionDialog(tex, string.Format("Failed to parse file: {0}", file));
error = true;
}
catch (Exception ex)
{
// Show a dialog with a less-than-helpful exception message.
log.Error(string.Format("Unknown error while parsing file: {0}", file), ex);
this.ShowExceptionDialog(ex, string.Format("Unknown exception while parsing: {0}", file));
error = true;
}
finally
{
// Log the result of the parse operation.
var messageBuilder = new System.Text.StringBuilder();
messageBuilder.AppendFormat("Completed processing file {0}/{1}: {2}.", i, projectItems.Count, file);
if (error)
messageBuilder.Append(" There were one or more errors detected during processing.");
else
messageBuilder.Append(" The operation was completed successfully.");
log.Info(messageBuilder.ToString());
}
}
}
}
/// <summary>
/// Parse a C file and write a header files from the parsed contents.
/// </summary>
/// <param name="sourceFileName">The source file to parse</param>
/// <param name="headerFileName">The header file to write</param>
/// <param name="codeWriter">Code writer object</param>
/// <param name="showIncludeGuard">Whether to surround the header file in an include guard</param>
/// <param name="projectItem">The project item corresponding to the source file</param>
/// <returns></returns>
private bool ParseItem(string sourceFileName, string headerFileName,
CHeaderFileWriter codeWriter, bool showIncludeGuard, ProjectItem projectItem)
{
var containingProject = projectItem.ContainingProject;
var existingItem = containingProject.FindExistingItem(headerFileName);
if (existingItem != null)
{
var message = string.Format("File {0} already exists, would you like to re-generate the header file?", headerFileName);
var result = this.dlgService.ShowYesNoCancelDialog(message,
"File Exists");
if (result == System.Windows.MessageBoxResult.No)
return true;
else if (result == System.Windows.MessageBoxResult.Cancel)
return false;
}
if (existingItem != null)
CheckOutFile(ApplicationObject.SourceControl, headerFileName);
var c = this.ParseSourceFile(sourceFileName);
WriteToHeaderFile(showIncludeGuard, codeWriter, headerFileName, c);
// Add File to Project
if (existingItem == null)
{
containingProject.ProjectItems.AddFromFile(headerFileName);
if (!containingProject.Saved)
containingProject.Save();
}
return true;
}
/// <summary>
/// Writer the parsed source file to the output file
/// </summary>
/// <param name="showIncludeGuard">Whether to surround the header file in an include guard</param>
/// <param name="codeWriter">The code writer object</param>
/// <param name="headerFileName">The name of the header file to produce</param>
/// <param name="c">The parse source file</param>
private static void WriteToHeaderFile(bool showIncludeGuard, CHeaderFileWriter codeWriter, string headerFileName, CSourceFile c)
{
if (showIncludeGuard)
codeWriter.IncludeGuard = new Regex(@"[^A-Z0-9_]").Replace(string.Format("__{0}__",
Path.GetFileName(headerFileName).ToUpperInvariant()), "_");
else
codeWriter.IncludeGuard = null;
using (var stream = File.Open(headerFileName, FileMode.Create))
{
codeWriter.WriteHeaderFile(c, stream);
}
}
