/// <summary>
/// Creates a <see cref="ArgumentsObject"/> for the specified variadic
/// <see cref="FunctionObject"/> <paramref name="f"/>.
/// </summary>
/// <param name="f">The f.</param>
/// <param name="privateScope">The private scope.</param>
/// <param name="sharedScope">The shared scope.</param>
/// <param name="variadicArgs">The variadic args.</param>
/// <returns>
/// A <see cref="ArgumentsObject"/> for the specified variadic <see cref="FunctionObject"/>
/// <paramref name="f"/>.
/// </returns>
public static ArgumentsObject CreateForVariadicFunction(
FunctionObject f,
BoxedValue[] privateScope,
BoxedValue[] sharedScope,
BoxedValue[] variadicArgs)
{
// TODO: This method has no tests. [asbjornu]
var x =
new ArgumentsObject(
f.Env,
f.MetaData.ParameterStorage,
privateScope,
sharedScope
);
x.CopyLinkedValues();
x.Put("constructor", f.Env.Constructors.Object, 0xffffff08);
x.Put("length", variadicArgs.Length, 2);
x.Put("callee", f, 2);
// TODO: R# says this expression will always evaluate to false. Rewrite or remove? [asbjornu]
if (!ReferenceEquals(variadicArgs, null))
{
var i = f.MetaData.ParameterStorage.Length;
for (; i < variadicArgs.Length; i++)
x.Put((uint)i, variadicArgs[i]);
}
return x;
}
/// <summary>
/// Creates a <see cref="ArgumentsObject"/> for the specified <see cref="FunctionObject"/>
/// <paramref name="f"/>.
/// </summary>
/// <param name="f">The function for which to create an <see cref="ArgumentsObject"/>.</param>
/// <param name="privateScope">The private scope.</param>
/// <param name="sharedScope">The shared scope.</param>
/// <param name="namedArgsPassed">The number of named arguments that is passed.</param>
/// <param name="extraArgs">The extra arguments.</param>
/// <returns>
/// A <see cref="ArgumentsObject"/> for the specified <see cref="FunctionObject"/>
/// <paramref name="f"/>.
/// </returns>
public static ArgumentsObject CreateForFunction(
FunctionObject f,
BoxedValue[] privateScope,
BoxedValue[] sharedScope,
int namedArgsPassed,
BoxedValue[] extraArgs)
{
// TODO: This method has no tests. [asbjornu]
var length = namedArgsPassed + extraArgs.Length;
var storage =
f.MetaData.ParameterStorage
.Take(namedArgsPassed)
.ToArray();
var x =
new ArgumentsObject(
f.Env,
storage,
privateScope,
sharedScope
);
x.CopyLinkedValues();
x.Put("constructor", f.Env.Constructors.Object);
x.Put("length", length, DescriptorAttrs.DontEnum);
x.Put("callee", f, DescriptorAttrs.DontEnum);
for (var i = 0; i < extraArgs.Length; ++i)
x.Put((uint)(i + namedArgsPassed), extraArgs[i]);
return x;
}