public static IList <T> ProcessArrayProperty <T>(this JsonElement element, string propertyName, JsonParserContext context,
Func <JsonElement, JsonParserContext, T> itemParser)
{
Debug.Assert(context != null);
Debug.Assert(element.ValueKind == JsonValueKind.Array);
context.EnterScope(propertyName);
IList <T> includes = new List <T>();
int index = 0;
foreach (var item in element.EnumerateArray())
{
context.EnterScope(index);
T builtItem = itemParser(item, context);
includes.Add(builtItem);
context.LeaveScope(index);
index++;
}
context.LeaveScope(propertyName);
return(includes);
}
public static T ProcessRequiredProperty <T>(this JsonElement element,
string propertyName,
JsonParserContext context,
Func <JsonElement, JsonParserContext, T> propertyParser)
{
Debug.Assert(element.ValueKind == JsonValueKind.Object);
T value = default(T);
if (element.TryGetProperty(propertyName, out JsonElement propertyValue))
{
context.EnterScope(propertyName);
value = propertyParser(propertyValue, context);
context.LeaveScope(propertyName);
}
else
{
context.ReportError(EdmErrorCode.MissingRequiredProperty,
Strings.CsdlJsonParser_MissingRequiredPropertyInObject(propertyName, context.Path));
}
return(value);
}
public static T ProcessProperty <T>(this JsonElement propertyValue, string propertyName, JsonParserContext context,
Func <JsonElement, JsonParserContext, T> valueParser)
{
Debug.Assert(context != null);
context.EnterScope(propertyName);
T value = valueParser(propertyValue, context);
context.LeaveScope(propertyName);
return(value);
}
public static T ProcessItem <T>(this JsonElement element, int index, JsonParserContext context,
Func <JsonElement, JsonParserContext, T> parser)
{
Debug.Assert(element.ValueKind == JsonValueKind.Array);
context.EnterScope(index);
T ret = parser(element[index], context);
context.LeaveScope();
return(ret);
}
public static void ParseAsObject(this JsonElement element, JsonParserContext context,
Action <string, JsonElement> propertyParser)
{
Debug.Assert(context != null);
Debug.Assert(element.ValueKind == JsonValueKind.Object);
foreach (var propertyItem in element.EnumerateObject())
{
context.EnterScope(propertyItem.Name);
propertyParser(propertyItem.Name, propertyItem.Value);
context.LeaveScope(propertyItem.Name);
}
}
public static T ParseOptionalProperty <T>(this JsonElement element, string propertyName, JsonParserContext context,
Func <JsonElement, JsonParserContext, T> parser)
{
if (element.ValueKind == JsonValueKind.Object &&
element.TryGetProperty(propertyName, out JsonElement propertyValue))
{
context.EnterScope(propertyName);
T ret = parser(propertyValue, context);
context.LeaveScope(propertyName);
return(ret);
}
return(default(T));
}