public JsonBufferWriter(int initialCapacity)
{
if (initialCapacity < 0)
{
throw new ArgumentOutOfRangeException("initialCapacity", initialCapacity, null);
}
_storage = new JsonBufferStorage(initialCapacity);
}
internal JsonBuffer(JsonBufferStorage storage, int start, int end)
{
Debug.Assert(storage != null);
Debug.Assert(start >= 0);
Debug.Assert(end >= start);
_storage = storage;
_start = start;
_end = end;
}
static JsonBuffer()
{
JsonBuffer buffer = new JsonBufferStorage(5) // [null,true,false]
.Write(JsonToken.Array())
.Write(JsonToken.Null(), JsonToken.True(), JsonToken.False())
.Write(JsonToken.EndArray())
.ToBuffer();
_null = buffer.Slice(1, 2);
_true = buffer.Slice(2, 3);
_false = buffer.Slice(3, 4);
}
public static JsonBuffer From(JsonToken token)
{
JsonTokenClass clazz = token.Class;
if (clazz == JsonTokenClass.Null)
{
return(_null);
}
if (!clazz.IsScalar)
{
throw new ArgumentException("Token must represent a JSON scalar value or null.", "token");
}
if (clazz == JsonTokenClass.Boolean)
{
return(token.Equals(JsonToken.True()) ? _true : _false);
}
JsonBufferStorage storage = new JsonBufferStorage(1);
storage.Write(token);
return(storage.ToBuffer());
}