/// <summary>
/// Creates a new member cloner targeting the provided image.
/// </summary>
/// <param name="targetImage">The image to target.</param>
/// <exception cref="ArgumentNullException">Occurs when <paramref name="targetImage"/> is <c>null</c></exception>
public MemberCloner(MetadataImage targetImage)
{
if (targetImage == null)
{
throw new ArgumentNullException(nameof(targetImage));
}
_importer = new MemberClonerReferenceImporter(this, targetImage);
}
private static MethodDefinition CreateMainMethod(
MetadataImage image,
IReferenceImporter importer,
IMemberReference getSecretNumberMethod)
{
var mainMethod = new MethodDefinition("Main", MethodAttributes.Public | MethodAttributes.Static,
new MethodSignature(image.TypeSystem.Void));
var cilBody = new CilMethodBody(mainMethod);
var writeLine = importer.ImportMethod(
typeof(Console).GetMethod("WriteLine", new[] { typeof(string), typeof(object) }));
cilBody.Instructions.AddRange(new[]
{
CilInstruction.Create(CilOpCodes.Ldstr, "The secret number is: {0}"),
CilInstruction.Create(CilOpCodes.Call, getSecretNumberMethod),
CilInstruction.Create(CilOpCodes.Box, importer.ImportType(typeof(int))),
CilInstruction.Create(CilOpCodes.Call, writeLine),
CilInstruction.Create(CilOpCodes.Ret)
});
mainMethod.MethodBody = cilBody;
return(mainMethod);
}