// only used for destructuring forms
internal void DecompileObjectLiteral(ObjectLiteral node)
{
decompiler.AddToken(Token.LC);
IList<ObjectProperty> props = node.GetElements();
int size = props.Count;
for (int i = 0; i < size; i++)
{
ObjectProperty prop = props[i];
bool destructuringShorthand = true.Equals(prop.GetProp(Node.DESTRUCTURING_SHORTHAND));
Decompile(prop.GetLeft());
if (!destructuringShorthand)
{
decompiler.AddToken(Token.COLON);
Decompile(prop.GetRight());
}
if (i < size - 1)
{
decompiler.AddToken(Token.COMMA);
}
}
decompiler.AddToken(Token.RC);
}
private Node TransformObjectLiteral(ObjectLiteral node)
{
if (node.IsDestructuring())
{
return node;
}
// createObjectLiteral rewrites its argument as object
// creation plus object property entries, so later compiler
// stages don't need to know about object literals.
decompiler.AddToken(Token.LC);
IList<ObjectProperty> elems = node.GetElements();
Node @object = new Node(Token.OBJECTLIT);
object[] properties;
if (elems.IsEmpty())
{
properties = ScriptRuntime.emptyArgs;
}
else
{
int size = elems.Count;
int i = 0;
properties = new object[size];
foreach (ObjectProperty prop in elems)
{
if (prop.IsGetter())
{
decompiler.AddToken(Token.GET);
}
else
{
if (prop.IsSetter())
{
decompiler.AddToken(Token.SET);
}
}
properties[i++] = GetPropKey(prop.GetLeft());
// OBJECTLIT is used as ':' in object literal for
// decompilation to solve spacing ambiguity.
if (!(prop.IsGetter() || prop.IsSetter()))
{
decompiler.AddToken(Token.OBJECTLIT);
}
Node right = Transform(prop.GetRight());
if (prop.IsGetter())
{
right = CreateUnary(Token.GET, right);
}
else
{
if (prop.IsSetter())
{
right = CreateUnary(Token.SET, right);
}
}
@object.AddChildToBack(right);
if (i < size)
{
decompiler.AddToken(Token.COMMA);
}
}
}
decompiler.AddToken(Token.RC);
@object.PutProp(Node.OBJECT_IDS_PROP, properties);
return @object;
}
/// <summary>Sets initializer object.</summary>
/// <remarks>
/// Sets initializer object. Rhino supports an experimental syntax
/// of the form
/// <code>new expr [ ( arglist ) ] [initializer]</code>
/// ,
/// in which initializer is an object literal that is used to set
/// additional properties on the newly-created
/// <code>expr</code>
/// object.
/// </remarks>
/// <param name="initializer">
/// extra initializer object.
/// Can be
/// <code>null</code>
/// .
/// </param>
public virtual void SetInitializer(ObjectLiteral initializer)
{
this.initializer = initializer;
if (initializer != null)
{
initializer.SetParent(this);
}
}
