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public static GetNamespace ( String name, |
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| name | String | |
| engine | ||
| return | ||
internal static void GetNamespace(string name, bool create)
{
int pos = name.IndexOf('.');
Namespace ns;
string first;
if (pos >= 0)
{
first = name.Substring(0, pos);
}
else
{
first = name;
}
ns = (Namespace)namespaces [first];
if (ns == null)
{
if (!create)
{
throw new Exception("unknown case");
}
ns = new Namespace(first);
namespaces.Add(first, ns);
}
if (pos >= 0)
{
Namespace.GetNamespace(name.Substring(pos + 1), create);
}
}
internal override WrappedNamespace EvaluateAsWrappedNamespace(bool giveErrorIfNameInUse)
{
WrappedNamespace root = this.rootObject.EvaluateAsWrappedNamespace(giveErrorIfNameInUse);
String name = this.name;
root.AddFieldOrUseExistingField(name, Namespace.GetNamespace(root.ToString() + "." + name, this.Engine), FieldAttributes.Literal);
return(new WrappedNamespace(root.ToString() + "." + name, this.Engine));
}
public static void JScriptPackage(string rootName, VsaEngine engine)
{
GlobalScope globalScope = ((IActivationObject)engine.ScriptObjectStackTop()).GetGlobalScope();
if (globalScope.GetLocalField(rootName) == null)
{
FieldInfo info = globalScope.AddNewField(rootName, Namespace.GetNamespace(rootName, engine), FieldAttributes.Literal | FieldAttributes.Public);
}
}
internal void AddOwnName()
{
String root = this.name;
int i = root.IndexOf('.');
if (i > 0)
{
root = root.Substring(0, i);
}
base.AddNewField(root, Namespace.GetNamespace(root, this.engine), FieldAttributes.Literal | FieldAttributes.Public);
}
internal void AddOwnName()
{
string name = this.name;
int index = name.IndexOf('.');
if (index > 0)
{
name = name.Substring(0, index);
}
base.AddNewField(name, Namespace.GetNamespace(name, base.engine), FieldAttributes.Literal | FieldAttributes.Public);
}
public static void JScriptImport(string name, VsaEngine engine)
{
int index = name.IndexOf('.');
string str = (index > 0) ? name.Substring(0, index) : name;
GlobalScope globalScope = ((IActivationObject)engine.ScriptObjectStackTop()).GetGlobalScope();
if (globalScope.GetLocalField(str) == null)
{
FieldInfo info = globalScope.AddNewField(str, Namespace.GetNamespace(str, engine), FieldAttributes.Literal | FieldAttributes.Public);
}
engine.SetEnclosingContext(new WrappedNamespace(name, engine, false));
}
public static void JScriptImport(String name, VsaEngine engine)
{
int dotPos = name.IndexOf('.');
String rootName = dotPos > 0 ? name.Substring(0, dotPos) : name;
GlobalScope scope = ((IActivationObject)engine.ScriptObjectStackTop()).GetGlobalScope();
FieldInfo field = scope.GetLocalField(rootName);
if (field == null)
{
field = scope.AddNewField(rootName, Namespace.GetNamespace(rootName, engine), FieldAttributes.Public | FieldAttributes.Literal);
}
engine.SetEnclosingContext(new WrappedNamespace(name, engine, false));
}
/// <summary>
/// Computes the namespaces that we import from the assemblies we reference.
/// </summary>
public static void ComputeNamespaces()
{
MethodInfo assembly_get_namespaces = typeof(Assembly).GetMethod("GetNamespaces", BindingFlags.Instance | BindingFlags.NonPublic);
Hashtable cache = null;
//
// First add the assembly namespaces
//
if (assembly_get_namespaces != null)
{
int count = assemblies.Length;
for (int i = 0; i < count; i++)
{
Assembly a = assemblies [i];
string [] namespaces = (string [])assembly_get_namespaces.Invoke(a, null);
foreach (string ns in namespaces)
{
if (ns == "")
{
continue;
}
Namespace.GetNamespace(ns, true);
}
}
}
else
{
cache = new Hashtable();
cache.Add("", null);
foreach (Assembly a in assemblies)
{
foreach (Type t in a.GetExportedTypes())
{
string ns = t.Namespace;
if (ns == null || cache.Contains(ns))
{
continue;
}
Namespace.GetNamespace(ns, true);
cache.Add(ns, null);
}
}
}
}
internal override AST PartiallyEvaluate()
{
this.BindName(null);
if (this.members == null || this.members.Length == 0)
{
//if this rootObject is a constant and its value is a namespace, turn this node also into a namespace constant
if (this.rootObject is ConstantWrapper)
{
Object val = this.rootObject.Evaluate();
if (val is Namespace)
{
return(new ConstantWrapper(Namespace.GetNamespace(((Namespace)val).Name + "." + this.name, this.Engine), this.context));
}
}
this.HandleNoSuchMemberError();
return(this);
}
this.ResolveRHValue();
if (this.member is FieldInfo && ((FieldInfo)this.member).IsLiteral)
{
Object val = this.member is JSVariableField ? ((JSVariableField)this.member).value : TypeReferences.GetConstantValue((FieldInfo)this.member);
if (val is AST)
{
AST pval = ((AST)val).PartiallyEvaluate();
if (pval is ConstantWrapper)
{
return(pval);
}
val = null;
}
if (!(val is FunctionObject) && (!(val is ClassScope) || ((ClassScope)val).owner.IsStatic))
{
return(new ConstantWrapper(val, this.context));
}
}
else if (this.member is Type)
{
return(new ConstantWrapper(this.member, this.context));
}
return(this);
}
internal override WrappedNamespace EvaluateAsWrappedNamespace(bool giveErrorIfNameInUse)
{
Namespace ns = Namespace.GetNamespace(this.name, this.Engine);
GlobalScope scope = ((IActivationObject)Globals.ScopeStack.Peek()).GetGlobalScope();
FieldInfo field = giveErrorIfNameInUse ? scope.GetLocalField(this.name) : scope.GetField(this.name, BindingFlags.Public | BindingFlags.Static);
if (field != null)
{
if (giveErrorIfNameInUse && (!field.IsLiteral || !(field.GetValue(null) is Namespace)))
{
this.context.HandleError(JSError.DuplicateName, true);
}
}
else
{
field = scope.AddNewField(this.name, ns, FieldAttributes.Literal | FieldAttributes.Public);
((JSVariableField)field).type = new TypeExpression(new ConstantWrapper(Typeob.Namespace, this.context));
((JSVariableField)field).originalContext = this.context;
}
return(new WrappedNamespace(this.name, this.Engine));
}
internal override WrappedNamespace EvaluateAsWrappedNamespace(bool giveErrorIfNameInUse)
{
Namespace namespace2 = Namespace.GetNamespace(base.name, base.Engine);
GlobalScope globalScope = ((IActivationObject)base.Globals.ScopeStack.Peek()).GetGlobalScope();
FieldInfo info = giveErrorIfNameInUse ? globalScope.GetLocalField(base.name) : globalScope.GetField(base.name, BindingFlags.Public | BindingFlags.Static);
if (info != null)
{
if (giveErrorIfNameInUse && (!info.IsLiteral || !(info.GetValue(null) is Namespace)))
{
base.context.HandleError(JSError.DuplicateName, true);
}
}
else
{
info = globalScope.AddNewField(base.name, namespace2, FieldAttributes.Literal | FieldAttributes.Public);
((JSVariableField)info).type = new TypeExpression(new ConstantWrapper(Typeob.Namespace, base.context));
((JSVariableField)info).originalContext = base.context;
}
return(new WrappedNamespace(base.name, base.Engine));
}
internal override AST PartiallyEvaluate()
{
this.BindName(null);
if ((base.members == null) || (base.members.Length == 0))
{
if (this.rootObject is ConstantWrapper)
{
object obj2 = this.rootObject.Evaluate();
if (obj2 is Namespace)
{
return(new ConstantWrapper(Namespace.GetNamespace(((Namespace)obj2).Name + "." + base.name, base.Engine), base.context));
}
}
this.HandleNoSuchMemberError();
return(this);
}
base.ResolveRHValue();
if ((base.member is FieldInfo) && ((FieldInfo)base.member).IsLiteral)
{
object obj3 = (base.member is JSVariableField) ? ((JSVariableField)base.member).value : TypeReferences.GetConstantValue((FieldInfo)base.member);
if (obj3 is AST)
{
AST ast = ((AST)obj3).PartiallyEvaluate();
if (ast is ConstantWrapper)
{
return(ast);
}
obj3 = null;
}
if (!(obj3 is FunctionObject) && (!(obj3 is ClassScope) || ((ClassScope)obj3).owner.IsStatic))
{
return(new ConstantWrapper(obj3, base.context));
}
}
else if (base.member is Type)
{
return(new ConstantWrapper(base.member, base.context));
}
return(this);
}
