internal void HandleUndeclaredVariable(string name, IndexSpan span, LocationResolver indexResolver)
{
if (!HasAlreadySeenErrorFor(name))
{
HandleError(JSError.UndeclaredVariable, span, indexResolver);
}
}
public EncodedSpan CombineWith(LocationResolver resolver, EncodedSpan otherSpan)
{
return(new EncodedSpan(
resolver,
GetSpan(resolver).CombineWith(otherSpan.GetSpan(resolver))
));
}
internal JScriptException(JSError errorNumber, IndexSpan span, LocationResolver resolver) {
m_valueObject = null;
_span = span;
_resolver = resolver;
m_errorCode = errorNumber;
SetHResult();
}
public EncodedSpan(LocationResolver resolver, int start, int length)
{
if (start < (1 << _offsetBits) && length < (1 << _lengthBits))
{
Span = start | (length << _offsetBits);
}
else
{
Span = resolver.AddSpan(start, length);
}
}
private ResolutionVisitor(ActivationObject rootScope, LocationResolver indexResolver, ErrorSink errorSink) {
// create the lexical and variable scope stacks and push the root scope onto them
m_lexicalStack = new Stack<ActivationObject>();
m_lexicalStack.Push(rootScope);
m_variableStack = new Stack<ActivationObject>();
m_variableStack.Push(rootScope);
_locationResolver = indexResolver;
_errorSink = errorSink;
}
public IndexSpan GetSpan(LocationResolver resolver)
{
if ((Span & 0x80000000) == 0)
{
return(new IndexSpan(
Span & ((1 << _offsetBits) - 1),
(Span >> _offsetBits) & ((1 << _lengthBits) - 1)
));
}
return(resolver._spans[(int)(Span & ~(0x80000000))]);
}
private ResolutionVisitor(ActivationObject rootScope, LocationResolver indexResolver, ErrorSink errorSink)
{
// create the lexical and variable scope stacks and push the root scope onto them
m_lexicalStack = new Stack <ActivationObject>();
m_lexicalStack.Push(rootScope);
m_variableStack = new Stack <ActivationObject>();
m_variableStack.Push(rootScope);
_locationResolver = indexResolver;
_errorSink = errorSink;
}
internal void HandleError(JSError errorId, IndexSpan span, LocationResolver resolver, bool forceToError = false) {
var error = new JScriptException(errorId, span, resolver);
if (forceToError) {
error.IsError = true;
} else {
error.IsError = error.Severity < 2;
}
if (!OnCompilerError(error)) {
}
}
internal void HandleError(JSError errorId, IndexSpan span, LocationResolver resolver, bool forceToError = false)
{
var error = new JScriptException(errorId, span, resolver);
if (forceToError)
{
error.IsError = true;
}
else
{
error.IsError = error.Severity < 2;
}
if (!OnCompilerError(error))
{
}
}
public static void Apply(Node node, ActivationObject scope, LocationResolver indexResolver, ErrorSink errorSink)
{
if (node != null && scope != null)
{
// create the visitor and run it. This will create all the child
// scopes and populate all the scopes with the var-decl, lex-decl,
// and lookup references within them.
var visitor = new ResolutionVisitor(scope, indexResolver, errorSink);
node.Walk(visitor);
// now that all the scopes are created and they all know what decls
// they contains, create all the fields
visitor.CreateFields(scope);
// now that all the fields have been created in all the scopes,
// let's go through and resolve all the references
visitor.ResolveLookups(scope);
// now that everything is declared and resolved as per the language specs,
// we need to go back and add ghosted fields for older versions of IE that
// incorrectly implement catch-variables and named function expressions.
visitor.AddGhostedFields(scope);
}
}
public static void Apply(Node node, ActivationObject scope, LocationResolver indexResolver, ErrorSink errorSink)
{
if (node != null && scope != null)
{
// create the visitor and run it. This will create all the child
// scopes and populate all the scopes with the var-decl, lex-decl,
// and lookup references within them.
var visitor = new ResolutionVisitor(scope, indexResolver, errorSink);
node.Walk(visitor);
// now that all the scopes are created and they all know what decls
// they contains, create all the fields
visitor.CreateFields(scope);
// now that all the fields have been created in all the scopes,
// let's go through and resolve all the references
visitor.ResolveLookups(scope);
// now that everything is declared and resolved as per the language specs,
// we need to go back and add ghosted fields for older versions of IE that
// incorrectly implement catch-variables and named function expressions.
visitor.AddGhostedFields(scope);
}
}
public int GetStartIndex(LocationResolver resolver)
{
return(GetSpan(resolver).Start);
}
internal JsAst(EncodedSpan span, LocationResolver indexResolver)
: base(span) {
_locationResolver = indexResolver;
}
public IndexSpan GetSpan(LocationResolver parent)
{
return(EncodedSpan.GetSpan(parent));
}
public EncodedSpan(LocationResolver resolver, IndexSpan span)
: this(resolver, span.Start, span.Length)
{
}
public int GetStartIndex(LocationResolver parent)
{
return(GetSpan(parent).Start);
}
public int GetEndIndex(LocationResolver resolver)
{
return(GetSpan(resolver).End);
}
public IndexSpan GetNameSpan(LocationResolver resolver)
{
return(NameSpan);
}
public int GetEndIndex(LocationResolver parent)
{
return(GetSpan(parent).End);
}
internal void HandleUndeclaredVariable(string name, IndexSpan span, LocationResolver indexResolver) {
if (!HasAlreadySeenErrorFor(name)) {
HandleError(JSError.UndeclaredVariable, span, indexResolver);
}
}
internal JsAst(EncodedSpan span, LocationResolver indexResolver)
: base(span)
{
_locationResolver = indexResolver;
}
internal SourceLocation GetStart(LocationResolver jsAst)
{
return(jsAst.IndexToLocation(GetSpan(jsAst).Start));
}
internal SourceLocation GetEnd(LocationResolver jsAst)
{
return(jsAst.IndexToLocation(GetSpan(jsAst).End));
}
public IndexSpan GetNameSpan(LocationResolver locationResolver) {
return NameSpan;
}
public IndexSpan GetNameSpan(LocationResolver locationResolver)
{
return(GetSpan(locationResolver));
}