private ProjectImageMoniker ReadProjectImageMoniker()
{
Tokenizer tokenizer = Tokenizer(Delimiters.BracedPropertyValue);
string guidAsString = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
if (!Guid.TryParseExact(guidAsString, "D", out Guid guid))
{
throw _tokenizer.FormatException(ProjectTreeFormatError.GuidExpected, $"Expected GUID, but encountered '{guidAsString}'");
}
tokenizer.Skip(TokenType.WhiteSpace);
string idAsString = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
if (!int.TryParse(idAsString, out int id))
{
throw _tokenizer.FormatException(ProjectTreeFormatError.IntegerExpected, $"Expected integer, but encountered '{idAsString}'");
}
return(new ProjectImageMoniker(guid, id));
}
private void ReadVisibility(MutableProjectItemTree tree)
{ // Parse 'visible' in 'visibility:visible' or 'invisible' in 'visibility:invisible"
Tokenizer tokenizer = Tokenizer(Delimiters.PropertyValue);
string visibility = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
tree.Visible = visibility switch
{
"visible" => true,
"invisible" => false,
_ => throw FormatException(ProjectTreeFormatError.UnrecognizedPropertyValue, $"Expected 'visible' or 'invisible', but encountered '{visibility}'."),
};
}
private void ReadFields(MutableProjectTree tree)
{ // Parses ', FilePath: "C:\Temp\Foo"'
// This section is optional
while (_tokenizer.SkipIf(TokenType.Comma))
{
_tokenizer.Skip(TokenType.WhiteSpace);
Tokenizer tokenizer = Tokenizer(Delimiters.PropertyName);
string fieldName = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
switch (fieldName)
{
case "FilePath":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadFilePath(tree);
break;
case "Icon":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadIcon(tree, expandedIcon: false);
break;
case "ExpandedIcon":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadIcon(tree, expandedIcon: true);
break;
case "DisplayOrder":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadDisplayOrder(tree);
break;
case "ItemName":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadItemName(tree);
break;
default:
throw _tokenizer.FormatException(ProjectTreeFormatError.UnrecognizedPropertyName, $"Expected 'FilePath', 'Icon' or 'ExpandedIcon', but encountered '{fieldName}'.");
}
}
}
private void ReadVisibility(MutableProjectTree tree)
{ // Parse 'visible' in 'visibility:visible' or 'invisible' in 'visibility:invisible"
Tokenizer tokenizer = Tokenizer(Delimiters.PropertyValue);
string visibility = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
switch (visibility)
{
case "visible":
tree.Visible = true;
break;
case "invisible":
tree.Visible = false;
break;
default:
throw _tokenizer.FormatException(ProjectTreeFormatError.UnrecognizedPropertyValue, $"Expected 'visible' or 'invisible', but encountered '{visibility}'.");
}
}
private void ReadProperty(MutableProjectTree tree)
{
Tokenizer tokenizer = Tokenizer(Delimiters.PropertyName);
string propertyName = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
switch (propertyName)
{
case "visibility":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadVisibility(tree);
break;
case "flags":
tokenizer.Skip(TokenType.Colon);
tokenizer.Skip(TokenType.WhiteSpace);
ReadCapabilities(tree);
break;
default:
throw _tokenizer.FormatException(ProjectTreeFormatError.UnrecognizedPropertyName, $"Expected 'visibility' or 'flags', but encountered '{propertyName}'.");
}
}
private void ReadCaption(MutableProjectTree tree)
{
Tokenizer tokenizer = Tokenizer(Delimiters.Caption);
tree.Caption = tokenizer.ReadIdentifier(IdentifierParseOptions.Required);
}
private string ReadPropertyValue()
{
Tokenizer tokenizer = Tokenizer(Delimiters.PropertyValue);
return(tokenizer.ReadIdentifier(IdentifierParseOptions.None));
}
