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Allow JsonWriter to be reset. #9146

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Merged
michaelstaib merged 2 commits into from
Feb 18, 2026
Merged

Allow JsonWriter to be reset. #9146

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f146995
Allow JsonWriter to be reset.
michaelstaib Feb 18, 2026
1b94803
Merge branch 'main' into mst/jsonwriter-reset
michaelstaib Feb 18, 2026
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20 changes: 19 additions & 1 deletion src/HotChocolate/Json/src/Json/JsonWriter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,24 @@ public JsonWriter(
_maxDepth = options.MaxDepth == 0 ? 64 : options.MaxDepth;
}

/// <summary>
/// Resets the writer so it can be reused with a new buffer,
/// avoiding allocations when the writer is pooled.
/// </summary>
/// <param name="writer">The new buffer writer to write to.</param>
public void Reset(IBufferWriter<byte> writer)
{
ArgumentNullException.ThrowIfNull(writer);

_writer = writer;
_currentDepth = 0;
_tokenType = default;
_containerTypeStack = 0;
_realWriter = null;
_savedCurrentDepth = 0;
_savedTokenType = default;
}

/// <summary>
/// Gets the custom behavior when writing JSON using
/// the <see cref="Utf8JsonWriter"/> which indicates whether to format the output
Expand All @@ -77,7 +95,7 @@ public JsonWriter(
public JsonNullIgnoreCondition NullIgnoreCondition { get; set; }

/// <summary>
/// Getswha a value indicating whether null fields should be omitted
/// Gets a value indicating whether null fields should be omitted
/// when writing JSON objects.
/// </summary>
public bool IgnoreNullFields
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