using System.Buffers.Text; namespace System.Text.Json.Serialization.Converters { internal sealed class BooleanConverter : JsonConverter<bool> { public override bool Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetBoolean(); } public override void Write(Utf8JsonWriter writer, bool value, JsonSerializerOptions options) { writer.WriteBooleanValue(value); } internal override bool ReadAsPropertyNameCore(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { ReadOnlySpan<byte> span = ref reader.GetSpan(); if (Utf8Parser.TryParse(span, out bool value, out int bytesConsumed, '') && span.Length == bytesConsumed) return value; throw ThrowHelper.GetFormatException(DataType.Boolean); } internal override void WriteAsPropertyNameCore(Utf8JsonWriter writer, bool value, JsonSerializerOptions options, bool isWritingExtensionDataProperty) { writer.WritePropertyName(value); } } }