public List <QueryResult> CompileAndRun(string code, string mode, TextWriter textWriter)
{
SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(code);
var compilation = CodeAnalysisService.CreateCompilation(syntaxTree);
using (var stream = new MemoryStream())
{
EmitResult result = compilation.Emit(stream);
if (result.Success)
{
var assembly = Assembly.Load(stream.GetBuffer());
Module module = assembly.GetModules()[0];
if (module == null)
{
throw new Exception("Module is null");
}
Type mt = module.GetType("MongoSharp.Query.QueryExecutor");
if (mt == null)
{
throw new Exception("Type is null");
}
MethodInfo methInfo = mt.GetMethod("RunQuery");
if (methInfo == null)
{
throw new Exception("MethodInfo is null");
}
var results = (List <QueryResult>)methInfo.Invoke(null, new[] { textWriter });
return(results);
}
int lineNbr = GetCodeStartLineNumber(code) - 1;
var errors = (from x in result.Diagnostics
where x.Severity == DiagnosticSeverity.Error
select x).ToList();
string text = errors.Aggregate("Compile error: ", (current, ce) => current + ("\r\n" + GetErrorText(ce, lineNbr)));
throw new Exception(text);
}
}
public List <Type> CompileModelCode(string code, string theNamespace)
{
var sb = new StringBuilder();
sb.AppendLine("using System;");
sb.AppendLine("using System.Linq;");
sb.AppendLine("using MongoDB.Bson;");
sb.AppendLine("using MongoDB.Bson.Serialization.Attributes;");
sb.AppendLine("using MongoDB.Driver;");
sb.AppendLine("using MongoDB.Driver.Linq;");
sb.AppendLine("using System.Collections.Generic;");
sb.AppendLine("using MongoSharp.Model;");
code = sb.ToString() + "namespace " + theNamespace + " {\r\n" + code + "\r\n}";
SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(code);
var compilation = CodeAnalysisService.CreateCompilation(syntaxTree);
using (var stream = new MemoryStream())
{
EmitResult result = compilation.Emit(stream);
if (result.Success)
{
var assembly = Assembly.Load(stream.GetBuffer());
Module module = assembly.GetModules()[0];
if (module == null)
{
throw new Exception("Module is null");
}
List <Type> types = (from t in module.GetTypes()
where t.IsClass && t.Namespace == theNamespace
select t).ToList();
return(types);
}
else
{
var errors = (from x in result.Diagnostics
where x.Severity == DiagnosticSeverity.Error
select x).ToList();
string text = errors.Aggregate("Compile error: ", (current, ce) => current + ("\r\n" + ce.GetMessage()));
throw new Exception(text);
}
}
}
