static void CallInstanceMethod2()
{
Assembly assembly = CSScript.LoadMethod(
@"public void SayHello(string greeting)
{
Console.WriteLine(greeting);
}");
AsmHelper script = new AsmHelper(assembly);
object instance = script.CreateObject("*"); //wild card * can be used as the assembly contains only one class defined
script.InvokeInst(instance, "*.SayHello", "Hello World!");
}
static void CallInstanceMethod1()
{
//all classless scripts belong to DynamicClass type generated by the CS-Script engine
Assembly assembly = CSScript.LoadMethod(
@"public void SayHello(string greeting)
{
Console.WriteLine(greeting);
}");
AsmHelper script = new AsmHelper(assembly);
object instance = script.CreateObject("Scripting.DynamicClass"); // or script.CreateObject("*")
script.InvokeInst(instance, "Scripting.DynamicClass.SayHello", "Hello World!");
}
static void Main()
{
string code =
@"using System;
public class Script
{
public static void SayHello(string greeting)
{
Console.WriteLine(""Static: "" + greeting);
}
public void Say(string greeting)
{
Console.WriteLine(""Instance: "" + greeting);
}
}";
var script = new AsmHelper(CSScript.LoadCode(code, null, true));
//call static method
script.Invoke("*.SayHello", "Hello World! (invoke)");
//call static method via emitted FastMethodInvoker
var SayHello = script.GetStaticMethod("*.SayHello", "");
SayHello("Hello World! (emitted method)");
object obj = script.CreateObject("Script");
//call instance method
script.InvokeInst(obj, "*.Say", "Hello World! (invoke)");
//call instance method via emitted FastMethodInvoker
var Say = script.GetMethod(obj, "*.Say", "");
Say("Hello World! (emitted method)");
//call using C# 4.0 Dynamics
dynamic script1 = CSScript.LoadCode(code)
.CreateObject("*");
script1.Say("Hello World! (dynamic object)");
//call using CS-Scrit Interface Alignment
IScript script2 = obj.AlignToInterface<IScript>();
script2.Say("Hello World! (aligned interface)");
}
static void TestReflection(int numOfLoops, AsmHelper script, object instance)
{
//Starting from version v2.2 pure Reflection calls (script.CachingEnabled = false)
//are ~2 times faster simple because of internal optimization in AsmHelper.
script.CachingEnabled = false;
Stopwatch sw = new Stopwatch();
sw.Start();
for (int i = 0; i < numOfLoops; i++)
script.InvokeInst(instance, "Calculator.Add", 1, 2);
sw.Stop();
Console.WriteLine("Reflection: " + sw.ElapsedMilliseconds);
}
static void TestFastInvoking(int numOfLoops, AsmHelper script, object instance)
{
//Starting from version v2.2 pure Reflection calls are no longer the only available
//option for invoking scrips methods. AsmHelper can cache dynamically emitted method
//invokers and use them internally when AsmHelper's Invoke()/InvokeInst() called.
//
//Thus Invoke()/InvokeInst() are more than 100 times faster in v2.2 than in v2.1 when
//AsmHelper caching is enabled (script.CachingEnabled = true).
script.CachingEnabled = true; //it is true by default
Stopwatch sw = new Stopwatch();
sw.Start();
for (int i = 0; i < numOfLoops; i++)
script.InvokeInst(instance, "Calculator.Add", 1, 2);
sw.Stop();
Console.WriteLine("Fast invoking: " + sw.ElapsedMilliseconds);
}
static void TypeUnsafeReflection(AsmHelper script, object instance)
{
script.InvokeInst(instance, "Claculator.Sum", 1, 2);
script.InvokeInst(instance, "Claculator.Sum", 4, 7);
}