internal void CheckValueType(RenderContext context, TypeCheckerTypeCode typeCode)
{
var valBind = GetBinding(nameof(Value));
if (valBind != null)
{
valBind.GetTypedPath(context, typeCode);
}
}
String TypeCodeToString(TypeCheckerTypeCode code)
{
switch (code)
{
case TypeCheckerTypeCode.Boolean:
case TypeCheckerTypeCode.String:
return(code.ToString().ToLowerInvariant());
default:
return(code.ToString());
}
}
public void CheckTypedXamlExpression(String expression, TypeCheckerTypeCode typeCode)
{
var type = CalcExpression(expression)?.Type;
if (type == null)
{
return;
}
var codeString = TypeCodeToString(typeCode);
if (type.TypeName != codeString)
{
throw new TypeCheckerException($"Xaml. Path='{expression}'. Incompatible types. Expected:'{codeString}', Actual:'{type.TypeName}'");
}
}
internal String GetTypedNormalizedPath(String path, TypeCheckerTypeCode typeCode, Boolean isWrapped = false)
{
// check for invert
if (path == null)
{
path = String.Empty;
}
if (path.StartsWith("!"))
{
return("!" + GetNormalizedPathInternal(path.Substring(1)));
}
if (_typeChecker != null && typeCode != TypeCheckerTypeCode.Skip)
{
_typeChecker.CheckTypedXamlExpression(GetExpressionForChecker(path), typeCode);
}
return(GetNormalizedPathInternal(path, isWrapped));
}
public String GetTypedPath(RenderContext context, TypeCheckerTypeCode typeCode)
{
return(context.GetTypedNormalizedPath(Path, typeCode));
}