/// <summary>
/// Creates the cacheable method or indexer or property call.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="callInfo">The callInfo.</param>
/// <param name="context">The context.</param>
/// <returns></returns>
public static CacheableInvocation CreateCall(InvocationKind kind, String_OR_InvokeMemberName name = null, CallInfo callInfo = null, object context = null)
{
var tArgCount = callInfo?.ArgumentCount ?? 0;
var tArgNames = callInfo?.ArgumentNames.ToArray();
return(new CacheableInvocation(kind, name, tArgCount, tArgNames, context));
}
/// <summary>
/// Creates the call site.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="binder">The binder.</param>
/// <param name="name">The name.</param>
/// <param name="context">The context.</param>
/// <param name="argNames">The arg names.</param>
/// <param name="staticContext">if set to <c>true</c> [static context].</param>
/// <param name="isEvent">if set to <c>true</c> [is event].</param>
/// <returns></returns>
/// ///
/// <example>
/// Unit test that exhibits usage
/// <code><![CDATA[
/// string tResult = String.Empty;
/// var tPoco = new MethOutPoco();
/// var tBinder =
/// Binder.InvokeMember(BinderFlags.None, "Func", null, GetType(),
/// new[]
/// {
/// Info.Create(
/// InfoFlags.None, null),
/// Info.Create(
/// InfoFlags.IsOut |
/// InfoFlags.UseCompileTimeType, null)
/// });
/// var tSite = Impromptu.CreateCallSite<DynamicTryString>(tBinder);
/// tSite.Target.Invoke(tSite, tPoco, out tResult);
/// Assert.AreEqual("success", tResult);
/// ]]></code>
/// </example>
/// <seealso cref="CreateCallSite"/>
public static CallSite <T> CreateCallSite <T>(CallSiteBinder binder, String_OR_InvokeMemberName name, Type context,
string[] argNames = null, bool staticContext = false,
bool isEvent = false) where T : class
{
return(InvokeHelper.CreateCallSite <T>(binder.GetType(), InvokeHelper.Unknown, () => binder, (InvokeMemberName)name, context, argNames, staticContext,
isEvent));
}
/// <summary>
/// Dynamically Invokes a member method using the DLR
/// </summary>
/// <param name="target">The target.</param>
/// <param name="name">The name. Can be a string it will be implicitly converted</param>
/// <param name="args">The args.</param>
/// <returns> The result</returns>
/// <example>
/// Unit test that exhibits usage:
/// <code>
/// <![CDATA[
/// dynamic tExpando = new ExpandoObject();
/// tExpando.Func = new Func<int, string>(it => it.ToString());
///
/// var tValue = 1;
/// var tOut = Impromptu.InvokeMember(tExpando, "Func", tValue);
///
/// Assert.AreEqual(tValue.ToString(), tOut);
/// ]]>
/// </code>
/// </example>
public static dynamic InvokeMember(object target, String_OR_InvokeMemberName name, params object[] args)
{
target = target.GetTargetContext(out var context, out var staticContext);
args = Util.GetArgsAndNames(args, out var argNames);
CallSite callSite = null;
return(InvokeHelper.InvokeMemberCallSite(target, (InvokeMemberName)name, args, argNames, context, staticContext,
ref callSite));
}
/// <summary>
/// Dynamically Invokes a member method which returns void using the DLR
/// </summary>
/// <param name="target">The target.</param>
/// <param name="name">The name.</param>
/// <param name="args">The args.</param>
/// <example>
/// Unit test that exhibits usage:
/// <code>
/// <![CDATA[
/// var tTest = "Wrong";
/// var tValue = "Correct";
///
/// dynamic tExpando = new ExpandoObject();
/// tExpando.Action = new Action<string>(it => tTest = it);
///
/// Impromptu.InvokeMemberAction(tExpando, "Action", tValue);
///
/// Assert.AreEqual(tValue, tTest);
/// ]]>
/// </code>
/// </example>
public static void InvokeMemberAction(object target, String_OR_InvokeMemberName name, params object[] args)
{
target = target.GetTargetContext(out var tContext, out var tStaticContext);
args = Util.GetArgsAndNames(args, out var tArgNames);
CallSite tCallSite = null;
InvokeHelper.InvokeMemberActionCallSite(target, (InvokeMemberName)name, args, tArgNames, tContext, tStaticContext,
ref tCallSite);
}
/// <summary>
/// Dynamically Invokes a member method using the DLR
/// </summary>
/// <param name="target">The target.</param>
/// <param name="name">The name. Can be a string it will be implicitly converted</param>
/// <param name="args">The args.</param>
/// <returns> The result</returns>
/// <example>
/// Unit test that exhibits usage:
/// <code>
/// <![CDATA[
/// dynamic tExpando = new ExpandoObject();
/// tExpando.Func = new Func<int, string>(it => it.ToString());
///
/// var tValue = 1;
/// var tOut = Impromptu.InvokeMember(tExpando, "Func", tValue);
///
/// Assert.AreEqual(tValue.ToString(), tOut);
/// ]]>
/// </code>
/// </example>
public static dynamic InvokeMember(object target, String_OR_InvokeMemberName name, params object[] args)
{
string[] tArgNames;
Type tContext;
bool tStaticContext;
target = target.GetTargetContext(out tContext, out tStaticContext);
args = Util.GetArgsAndNames(args, out tArgNames);
CallSite tCallSite = null;
return(InvokeHelper.InvokeMemberCallSite(target, (InvokeMemberName)name, args, tArgNames, tContext, tStaticContext,
ref tCallSite));
}
/// <summary>
/// Initializes a new instance of the <see cref="CacheableInvocation"/> class.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="argCount">The arg count.</param>
/// <param name="argNames">The arg names.</param>
/// <param name="context">The context.</param>
/// <param name="convertType">Type of the convert.</param>
/// <param name="convertExplicit">if set to <c>true</c> [convert explict].</param>
/// <param name="storedArgs">The stored args.</param>
public CacheableInvocation(InvocationKind kind,
String_OR_InvokeMemberName name=null,
int argCount =0,
string[] argNames =null,
object context = null,
Type convertType = null,
bool convertExplicit = false,
object[] storedArgs = null)
: base(kind, name, storedArgs)
{
_convertType = convertType;
_convertExplicit = convertExplicit;
_argNames = argNames ?? new string[] {};
if (storedArgs != null)
{
_argCount = storedArgs.Length;
string[] tArgNames;
Args = Util.GetArgsAndNames(storedArgs, out tArgNames);
if (_argNames.Length < tArgNames.Length)
{
_argNames = tArgNames;
}
}
switch (kind) //Set required argcount values
{
case InvocationKind.GetIndex:
if (argCount < 1)
{
throw new ArgumentException("Arg Count must be at least 1 for a GetIndex", "argCount");
}
_argCount = argCount;
break;
case InvocationKind.SetIndex:
if (argCount < 2)
{
throw new ArgumentException("Arg Count Must be at least 2 for a SetIndex", "argCount");
}
_argCount = argCount;
break;
case InvocationKind.Convert:
_argCount = 0;
if(convertType==null)
throw new ArgumentNullException("convertType"," Convert Requires Convert Type ");
break;
case InvocationKind.SubtractAssign:
case InvocationKind.AddAssign:
case InvocationKind.Set:
_argCount = 1;
break;
case InvocationKind.Get:
case InvocationKind.IsEvent:
_argCount = 0;
break;
default:
_argCount = Math.Max(argCount, _argNames.Length);
break;
}
if (_argCount > 0)//setup argname array
{
var tBlank = new string[_argCount];
if (_argNames.Length != 0)
Array.Copy(_argNames, 0, tBlank, tBlank.Length - _argNames.Length, tBlank.Length);
else
tBlank = null;
_argNames = tBlank;
}
if (context != null)
{
#pragma warning disable 168
var tDummy = context.GetTargetContext(out _context, out _staticContext);
#pragma warning restore 168
}
else
{
_context = typeof (object);
}
}
/// <summary>
/// Creates the cacheable method or indexer or property call.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="callInfo">The callInfo.</param>
/// <param name="context">The context.</param>
/// <returns></returns>
public static CacheableInvocation CreateCall(InvocationKind kind, String_OR_InvokeMemberName name = null, CallInfo callInfo = null,object context = null)
{
var tArgCount = callInfo != null ? callInfo.ArgumentCount : 0;
var tArgNames = callInfo != null ? callInfo.ArgumentNames.ToArray() : null;
return new CacheableInvocation(kind, name, tArgCount, tArgNames, context);
}
/// <summary>
/// Creates the invocation.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="storedArgs">The args.</param>
/// <returns></returns>
public static Invocation Create(InvocationKind kind, String_OR_InvokeMemberName name, params object[] storedArgs)
{
return new Invocation(kind,name,storedArgs);
}
/// <summary>
/// Initializes a new instance of the <see cref="Invocation"/> class.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="storedArgs">The args.</param>
public Invocation(InvocationKind kind, String_OR_InvokeMemberName name, params object[] storedArgs)
{
Kind = kind;
Name = name;
Args = storedArgs;
}
/// <summary>
/// Initializes a new instance of the <see cref="Invocation"/> class.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="storedArgs">The args.</param>
public Invocation(InvocationKind kind, String_OR_InvokeMemberName name, params object[] storedArgs)
{
this.Kind = kind;
this.Name = name;
this.Args = storedArgs;
}
/// <summary>
/// Creates the invocation.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="storedArgs">The args.</param>
/// <returns></returns>
public static Invocation Create(InvocationKind kind, String_OR_InvokeMemberName name, params object[] storedArgs)
{
return(new Invocation(kind, name, storedArgs));
}
/// <summary>
/// Initializes a new instance of the <see cref="CacheableInvocation"/> class.
/// </summary>
/// <param name="kind">The kind.</param>
/// <param name="name">The name.</param>
/// <param name="argCount">The arg count.</param>
/// <param name="argNames">The arg names.</param>
/// <param name="context">The context.</param>
/// <param name="convertType">Type of the convert.</param>
/// <param name="convertExplicit">if set to <c>true</c> [convert explict].</param>
/// <param name="storedArgs">The stored args.</param>
public CacheableInvocation(InvocationKind kind,
String_OR_InvokeMemberName name = null,
int argCount = 0,
string[] argNames = null,
object context = null,
Type convertType = null,
bool convertExplicit = false,
object[] storedArgs = null)
: base(kind, name, storedArgs)
{
_convertType = convertType;
_convertExplicit = convertExplicit;
_argNames = argNames ?? new string[] {};
if (storedArgs != null)
{
_argCount = storedArgs.Length;
Args = Util.GetArgsAndNames(storedArgs, out var tArgNames);
if (_argNames.Length < tArgNames.Length)
{
_argNames = tArgNames;
}
}
switch (kind) //Set required argcount values
{
case InvocationKind.GetIndex:
if (argCount < 1)
{
throw new ArgumentException("Arg Count must be at least 1 for a GetIndex", nameof(argCount));
}
_argCount = argCount;
break;
case InvocationKind.SetIndex:
if (argCount < 2)
{
throw new ArgumentException("Arg Count Must be at least 2 for a SetIndex", nameof(argCount));
}
_argCount = argCount;
break;
case InvocationKind.Convert:
_argCount = 0;
if (convertType == null)
{
throw new ArgumentNullException(nameof(convertType), " Convert Requires Convert Type ");
}
break;
case InvocationKind.SubtractAssign:
case InvocationKind.AddAssign:
case InvocationKind.Set:
_argCount = 1;
break;
case InvocationKind.Get:
case InvocationKind.IsEvent:
_argCount = 0;
break;
default:
_argCount = Math.Max(argCount, _argNames.Length);
break;
}
if (_argCount > 0)//setup argName array
{
var tBlank = new string[_argCount];
if (_argNames.Length != 0)
{
Array.Copy(_argNames, 0, tBlank, tBlank.Length - _argNames.Length, tBlank.Length);
}
else
{
tBlank = null;
}
_argNames = tBlank;
}
if (context != null)
{
var dummy = context.GetTargetContext(out _context, out _staticContext); //lgtm [cs/useless-assignment-to-local]
}
else
{
_context = typeof(object);
}
}
/// <summary>
/// Creates a cached call site at runtime.
/// </summary>
/// <param name="delegateType">Type of the delegate.</param>
/// <param name="binder">The CallSite binder.</param>
/// <param name="name">Member Name</param>
/// <param name="context">Permissions Context type</param>
/// <param name="argNames">The arg names.</param>
/// <param name="staticContext">if set to <c>true</c> [static context].</param>
/// <param name="isEvent">if set to <c>true</c> [is event].</param>
/// <returns>The CallSite</returns>
/// <remarks>
/// Advanced usage only for serious custom dynamic invocation.
/// </remarks>
/// <seealso cref="CreateCallSite{T}"/>
public static CallSite CreateCallSite(Type delegateType, CallSiteBinder binder, String_OR_InvokeMemberName name,
Type context, string[] argNames = null, bool staticContext = false,
bool isEvent = false) =>
InvokeHelper.CreateCallSite(delegateType, binder.GetType(), InvokeHelper.Unknown,
() => binder, (InvokeMemberName)name, context, argNames, staticContext, isEvent);
