Roslyn CTP: C# Scripting API: Listing 1

A C# ScriptHost class

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Roslyn.Scripting;
using Roslyn.Scripting.CSharp;
using System.Reflection;
 
namespace VSMRoslynCTP.Scripting
{
    public class ScriptHost
    {
        ScriptEngine _scriptEngine;
        Session _session;
 
        public ScriptHost()
        {
            List<Assembly> references = new List<Assembly>() {   typeof(Console).Assembly,  
                                    typeof(IEnumerable<>).Assembly,  
                                    typeof(IQueryable).Assembly,
                                    typeof(List<>).Assembly };
            List<string> namespaces = new List<string>() { "System", "System.Collections", "System.Collections.Generic" };
            _scriptEngine = new ScriptEngine(references, namespaces);
            _session = Session.Create(this);
        }
 
        public object Execute(string code)
        {
           return  _scriptEngine.Execute(code,_session);
        }
 
        public T Execute<T>(string code)
        {
            return _scriptEngine.Execute<T>(code,_session);
        }
 
        public void ExecuteFile(string path)
        {
             _scriptEngine.ExecuteFile(path,_session);
        }
    }
}

About the Author

Eric Vogel is a Senior Software Developer for Red Cedar Solutions Group in Okemos, Michigan. He is the president of the Greater Lansing User Group for .NET. Eric enjoys learning about software architecture and craftsmanship, and is always looking for ways to create more robust and testable applications. Contact him at [email protected].

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