public static ParsingContext Parse(Stream stream)
{
RootNode rootNode;
var context = new ParsingContext();
try
{
var yamlStream = new YamlStream();
yamlStream.Load(new StreamReader(stream));
var yamlDocument = yamlStream.Documents.First();
rootNode = new RootNode(context, yamlDocument);
}
catch (SharpYaml.SyntaxErrorException ex)
{
context.ParseErrors.Add(new OpenApiError("", ex.Message));
context.OpenApiDocument = new OpenApiDocument(); // Could leave this null?
return(context);
}
var inputVersion = GetVersion(rootNode);
switch (inputVersion)
{
case "2.0":
context.SetReferenceService(new ReferenceService(rootNode)
{
loadReference = OpenApiV2Reader.LoadReference,
parseReference = p => OpenApiV2Reader.ParseReference(p)
});
context.OpenApiDocument = OpenApiV2Reader.LoadOpenApi(rootNode);
break;
default:
context.SetReferenceService(new ReferenceService(rootNode)
{
loadReference = OpenApiV3Reader.LoadReference,
parseReference = p => new OpenApiReference(p)
});
context.OpenApiDocument = OpenApiV3Reader.LoadOpenApi(rootNode);
break;
}
return(context);
}
public static IReference LoadReference(OpenApiReference pointer, RootNode rootNode)
{
IReference referencedObject = null;
var node = rootNode.Find(pointer.GetLocalPointer());
if (node == null && pointer.ReferenceType != ReferenceType.Tags)
{
return(null);
}
switch (pointer.ReferenceType)
{
case ReferenceType.Schema:
referencedObject = OpenApiV3Reader.LoadSchema(node);
break;
case ReferenceType.Parameter:
referencedObject = OpenApiV3Reader.LoadParameter(node);
break;
case ReferenceType.Callback:
referencedObject = OpenApiV3Reader.LoadCallback(node);
break;
case ReferenceType.SecurityScheme:
referencedObject = OpenApiV3Reader.LoadSecurityScheme(node);
break;
case ReferenceType.Link:
referencedObject = OpenApiV3Reader.LoadLink(node);
break;
case ReferenceType.Example:
referencedObject = OpenApiV3Reader.LoadExample(node);
break;
case ReferenceType.Tags:
ListNode list = (ListNode)node;
if (list != null)
{
foreach (var item in list)
{
var tag = OpenApiV3Reader.LoadTag(item);
if (tag.Name == pointer.TypeName)
{
return(tag);
}
}
}
else
{
return(new Tag()
{
Name = pointer.TypeName
});
}
break;
default:
throw new DomainParseException($"Unknown type of $ref {pointer.ReferenceType} at {pointer.ToString()}");
}
return(referencedObject);
}
