public string GetTemplateSourceCode(string name)
{
string sourceCode = File.ReadAllText(GetTemplateFileName(name));
var host = T4Generator as ITextTemplatingEngineHost;
ParsedTemplate pt = ParsedTemplate.FromText(sourceCode, T4Generator);
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return(null);
}
TemplateSettings settings = TemplatingEngine.GetSettings(T4Generator, pt);
var ccu = TemplatingEngine.GenerateCompileUnit(host, sourceCode, pt, settings);
var opts = new CodeGeneratorOptions();
using (var writer = new StringWriter())
{
settings.Provider.GenerateCodeFromCompileUnit(ccu, writer, opts);
return(writer.ToString());
}
}
static void Generate(TemplateGenerator host, ProjectFile file, out string outputFile)
{
outputFile = null;
string content;
try {
content = File.ReadAllText(file.FilePath);
}
catch (IOException ex) {
host.Errors.Add(new CompilerError {
ErrorText = GettextCatalog.GetString("Could not read input file '{0}':\n{1}", file.FilePath, ex)
});
return;
}
var pt = ParsedTemplate.FromText(content, host);
if (pt.Errors.HasErrors)
{
host.Errors.AddRange(pt.Errors);
return;
}
var settings = TemplatingEngine.GetSettings(host, pt);
if (pt.Errors.HasErrors)
{
host.Errors.AddRange(pt.Errors);
return;
}
outputFile = file.FilePath.ChangeExtension(settings.Provider.FileExtension);
settings.Name = settings.Provider.CreateValidIdentifier(file.FilePath.FileNameWithoutExtension);
settings.Namespace = CustomToolService.GetFileNamespace(file, outputFile);
settings.IncludePreprocessingHelpers = string.IsNullOrEmpty(settings.Inherits);
settings.IsPreprocessed = true;
var ccu = TemplatingEngine.GenerateCompileUnit(host, content, pt, settings);
host.Errors.AddRange(pt.Errors);
if (pt.Errors.HasErrors)
{
return;
}
try {
using (var writer = new StreamWriter(outputFile, false, System.Text.Encoding.UTF8)) {
settings.Provider.GenerateCodeFromCompileUnit(ccu, writer, new CodeGeneratorOptions());
}
}
catch (IOException ex) {
host.Errors.Add(new CompilerError {
ErrorText = GettextCatalog.GetString("Could not write output file '{0}':\n{1}", outputFile, ex)
});
}
}
internal static void GenerateCode(ITextTemplatingEngineHost host, string content, string namespac, string name,
TextWriter writer)
{
ParsedTemplate pt = ParsedTemplate.FromText(content, host);
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return;
}
TemplateSettings settings = TemplatingEngine.GetSettings(host, pt);
if (name != null)
{
settings.Name = name;
}
if (namespac != null)
{
settings.Namespace = namespac;
}
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return;
}
var ccu = TemplatingEngine.GenerateCompileUnit(host, pt, settings);
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return;
}
var opts = new System.CodeDom.Compiler.CodeGeneratorOptions();
settings.Provider.GenerateCodeFromCompileUnit(ccu, writer, opts);
}
static string GenerateCode(ITextTemplatingEngineHost host, string content, string name, string generatorNewline)
{
var pt = ParsedTemplate.FromTextInternal(content, host);
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return(null);
}
TemplateSettings settings = TemplatingEngine.GetSettings(host, pt);
if (name != null)
{
settings.Namespace = name;
}
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return(null);
}
var ccu = TemplatingEngine.GenerateCompileUnit(host, content, pt, settings);
if (pt.Errors.HasErrors)
{
host.LogErrors(pt.Errors);
return(null);
}
var opts = new CodeGeneratorOptions();
using var writer = new StringWriter()
{
NewLine = generatorNewline
};
settings.Provider.GenerateCodeFromCompileUnit(ccu, writer, opts);
return(writer.ToString());
}