public static JsonValue Deserialize(TextReader reader)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
JsonBuffer buffer = new JsonBuffer(reader);
JsonValue result = DeserializeInternal(buffer.Read(), buffer);
// There are still unprocessed char. The parsing is not finished. Error happened.
JsonToken nextToken = buffer.Read();
if (nextToken.Type != JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_UnfinishedJSON(nextToken.Value),
nextToken);
}
return(result);
}
private static JsonObject DeserializeObject(JsonToken head, JsonBuffer buffer)
{
Dictionary <string, JsonValue> dictionary = new Dictionary <string, JsonValue>();
// Loop through each JSON entry in the input object
while (true)
{
JsonToken next = buffer.Read();
if (next.Type == JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", '}'),
next);
}
if (next.Type == JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxNotExpected("JSON object", ':'),
next);
}
else if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else
{
if (next.Type != JsonTokenType.String)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object member name", "JSON string"),
next);
}
string memberName = next.Value;
if (dictionary.ContainsKey(memberName))
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_DuplicateObjectMemberName(memberName),
next);
}
next = buffer.Read();
if (next.Type != JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ':'),
next);
}
dictionary[memberName] = DeserializeInternal(buffer.Read(), buffer);
next = buffer.Read();
if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else if (next.Type != JsonTokenType.Comma)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ',', '}'),
next);
}
}
}
return(new JsonObject(dictionary, head.Line, head.Column));
}