private void WriteParameters(CompilerClass compilerClass, Dictionary <string, AttributedProperty> settings)
{
foreach (var pair in settings)
{
string description;
if (pair.Value.Attribute.Optional)
{
string def = compilerClass.Type.GetProperty(pair.Key).GetValue(compilerClass.Instance, null).ToString();
description = "{0} (optional, default \"{1}\");".CultureFormat(
pair.Value.Attribute.Description, def);
Console.Write(
" {0,-15}{1,-15}",
pair.Key,
pair.Value.Property.PropertyType.Name);
}
else
{
description = "{0} (required)".CultureFormat(pair.Value.Attribute.Description);
Console.Write(
" {0,-15}{1,-15}",
pair.Key,
pair.Value.Property.PropertyType.Name);
}
int indent = 4 + 15 + 15;
string[] lines = description.WordWrap(79 - indent);
int i = 0;
Console.WriteLine(lines[i++]);
for (; i < lines.Length; i++)
{
Console.WriteLine(new String(' ', indent) + lines[i]);
}
}
}
private void LoadCompilerClasses()
{
CompilerClasses = new List<CompilerClass>();
NewestAssemblyWriteTime = DateTime.MinValue;
ParsedPathList assemblyPaths = new ParsedPathList();
foreach (var rawAssembly in ContentFile.CompilerAssemblies)
{
ParsedPath pathSpec = null;
try
{
pathSpec = new ParsedPath(Properties.ExpandVariables(rawAssembly.Value), PathType.File);
}
catch (KeyNotFoundException e)
{
throw new ContentFileException(rawAssembly, e);
}
assemblyPaths.Add(pathSpec);
}
for (int i = 0; i < assemblyPaths.Count; i++)
{
var assemblyPath = assemblyPaths[i];
Assembly assembly = null;
try
{
// We use Assembly.Load so that the test assembly and subsequently loaded
// assemblies end up in the correct load context. If the assembly cannot be
// found it will raise a AssemblyResolve event where we will search for the
// assembly.
assembly = Assembly.LoadFrom(assemblyPath);
}
catch (Exception e)
{
throw new ContentFileException(this.ContentFile.CompilerAssemblies[i], e);
}
Type[] types;
// We won't get dependency errors until we actually try to reflect on all the types in the assembly
try
{
types = assembly.GetTypes();
}
catch (ReflectionTypeLoadException e)
{
string message = "Unable to reflect on assembly '{0}'".CultureFormat(assemblyPath);
// There is one entry in the exceptions array for each null in the types array,
// and they correspond positionally.
foreach (Exception ex in e.LoaderExceptions)
message += Environment.NewLine + " " + ex.Message;
// Not being able to reflect on classes in the compiler assembly is a critical error
throw new ContentFileException(this.ContentFile.CompilerAssemblies[i], message, e);
}
int compilerCount = 0;
// Go through all the types in the test assembly and find all the
// compiler classes, those that inherit from IContentCompiler.
foreach (var type in types)
{
Type interfaceType = type.GetInterface(typeof(IContentCompiler).ToString());
if (interfaceType == null)
continue;
CompilerClass compilerClass = new CompilerClass(this.ContentFile.CompilerAssemblies[i], assembly, type, interfaceType);
CompilerClasses.Add(compilerClass);
compilerCount++;
}
DateTime dateTime = File.GetLastWriteTime(assembly.Location);
if (dateTime > NewestAssemblyWriteTime)
NewestAssemblyWriteTime = dateTime;
WriteMessage("Loaded {0} compilers from assembly '{1}'".CultureFormat(compilerCount, assembly.Location));
}
}
private void LoadCompilerClasses()
{
CompilerClasses = new List <CompilerClass>();
NewestAssemblyWriteTime = DateTime.MinValue;
ParsedPathList assemblyPaths = new ParsedPathList();
foreach (var rawAssembly in ContentFile.CompilerAssemblies)
{
ParsedPath pathSpec = null;
try
{
pathSpec = new ParsedPath(Properties.ExpandVariables(rawAssembly.Value), PathType.File);
}
catch (KeyNotFoundException e)
{
throw new ContentFileException(rawAssembly, e);
}
assemblyPaths.Add(pathSpec);
}
for (int i = 0; i < assemblyPaths.Count; i++)
{
var assemblyPath = assemblyPaths[i];
Assembly assembly = null;
try
{
// We use Assembly.Load so that the test assembly and subsequently loaded
// assemblies end up in the correct load context. If the assembly cannot be
// found it will raise a AssemblyResolve event where we will search for the
// assembly.
assembly = Assembly.LoadFrom(assemblyPath);
}
catch (Exception e)
{
throw new ContentFileException(this.ContentFile.CompilerAssemblies[i], e);
}
Type[] types;
// We won't get dependency errors until we actually try to reflect on all the types in the assembly
try
{
types = assembly.GetTypes();
}
catch (ReflectionTypeLoadException e)
{
string message = "Unable to reflect on assembly '{0}'".CultureFormat(assemblyPath);
// There is one entry in the exceptions array for each null in the types array,
// and they correspond positionally.
foreach (Exception ex in e.LoaderExceptions)
{
message += Environment.NewLine + " " + ex.Message;
}
// Not being able to reflect on classes in the compiler assembly is a critical error
throw new ContentFileException(this.ContentFile.CompilerAssemblies[i], message, e);
}
int compilerCount = 0;
// Go through all the types in the test assembly and find all the
// compiler classes, those that inherit from IContentCompiler.
foreach (var type in types)
{
Type interfaceType = type.GetInterface(typeof(IContentCompiler).ToString());
if (interfaceType == null)
{
continue;
}
CompilerClass compilerClass = new CompilerClass(this.ContentFile.CompilerAssemblies[i], assembly, type, interfaceType);
CompilerClasses.Add(compilerClass);
compilerCount++;
}
DateTime dateTime = File.GetLastWriteTime(assembly.Location);
if (dateTime > NewestAssemblyWriteTime)
{
NewestAssemblyWriteTime = dateTime;
}
WriteMessage("Loaded {0} compilers from assembly '{1}'".CultureFormat(compilerCount, assembly.Location));
}
}
private void Build(List <BuildTarget> buildTargets)
{
string oldGlobalHash;
HashSet <string> oldTargetHashes;
ReadOldContentFileHashes(out oldGlobalHash, out oldTargetHashes);
if (ShowProperties)
{
WriteProperties(buildContext.Properties);
}
foreach (var buildTarget in buildTargets)
{
foreach (var inputPath in buildTarget.InputPaths)
{
if (!File.Exists(inputPath))
{
throw new ContentFileException("Required input file '{0}' does not exist".CultureFormat(inputPath));
}
}
if (!IsCompileRequired(buildTarget, oldGlobalHash, oldTargetHashes))
{
continue;
}
CompilerClass compilerClass = buildTarget.CompilerClass;
string msg = String.Format("Building target '{0}' with '{1}' compiler", buildTarget.Name, compilerClass.Name);
foreach (var input in buildTarget.InputPaths)
{
msg += Environment.NewLine + " " + input;
}
msg += Environment.NewLine + " ->";
foreach (var output in buildTarget.OutputPaths)
{
msg += Environment.NewLine + " " + output;
}
WriteMessage(msg);
if (ShowProperties)
{
WriteProperties(buildTarget.Properties);
}
if (TestOnly)
{
continue;
}
// Set the Context and Target properties on the Compiler class instance
compilerClass.ContextProperty.SetValue(compilerClass.Instance, buildContext, null);
compilerClass.TargetProperty.SetValue(compilerClass.Instance, buildTarget, null);
// Set all target properties
ApplyParameters(
buildTarget.RawTarget.Name,
compilerClass.Name,
compilerClass.Instance,
compilerClass.TargetParameters,
buildTarget.RawTarget.Parameters);
try
{
compilerClass.CompileMethod.Invoke(compilerClass.Instance, null);
}
catch (TargetInvocationException e)
{
throw new ContentFileException(
buildTarget.RawTarget.Name, "Unable to compile target '{0}'".CultureFormat(buildTarget.Name), e.InnerException);
}
// Ensure that the output files were generated
foreach (var outputFile in buildTarget.OutputPaths)
{
if (!File.Exists(outputFile))
{
throw new ContentFileException(
buildTarget.RawTarget.Name, "Output file '{0}' was not generated".CultureFormat(outputFile));
}
}
}
WriteNewContentFileHashes(buildTargets);
}