public override bool Execute()
{
// If nothing to process then just return
if (SourceFiles == null || SourceFiles.Length == 0) {
Log.LogMessage("JSBuild: No files to process.");
return true;
}
// Process each .pre.js file one-by-one
foreach (ITaskItem item in SourceFiles) {
string sourceFile = item.ItemSpec;
string destinationPath = sourceFile;
if (!IncludePathInOutput) {
destinationPath = Path.GetFileName(destinationPath);
}
// Release path
string destinationRelease = Path.Combine(DestinationDirectory, destinationPath);
if (destinationRelease.EndsWith(".pre.js", StringComparison.OrdinalIgnoreCase)) {
destinationRelease = destinationRelease.Substring(0, destinationRelease.Length - ".pre.js".Length) + ".js";
}
Log.LogMessage(MessageImportance.High, "JSBuild: Processing {0} -> {1}", Path.GetFileName(sourceFile), Path.GetDirectoryName(Path.GetFullPath(destinationRelease)));
string[] outputFiles;
try {
var preprocessor = new Preprocessor() {
StripComments = StripComments,
DebugHeader = DebugHeader,
ReleaseHeader = ReleaseHeader
};
outputFiles = preprocessor.Process(sourceFile, destinationRelease);
}
catch (Exception ex) {
Log.LogErrorFromException(ex);
return false;
}
foreach (string outputFile in outputFiles) {
var info = new FileInfo(outputFile);
Log.LogMessage(MessageImportance.High, "\t\t-> {0} [{1:n0} bytes ({2:n1}kb)]", Path.GetFileName(outputFile), info.Length, ((double)info.Length) / 1024D);
}
}
return true;
}
protected void ProcessINCLUDEDirective(string sourcePath, Directive directive, TextWriter debugWriter, TextWriter releaseWriter)
{
string includeFile = directive.Parameters[0];
if (String.IsNullOrEmpty(includeFile)) {
ThrowProcessingError("#INCLUDE missing include file ");
}
// Recurse
string includePath = Path.Combine(Path.GetDirectoryName(sourcePath), includeFile);
var includeReader = new StreamReader(includePath);
var includePreprocessor = new Preprocessor(_directiveFrames) { Symbols = Symbols, StripComments = StripComments };
includePreprocessor.Process(includePath, includeReader, debugWriter, releaseWriter);
}