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transformSegments
Last update:
May 18, 2026
Applies a UDF transformation to each text segment produced by
split(). Use to post-process chunks after splitting, for example, to add metadata or normalise content before embedding.Syntax
docService.transformSegments(segments, transformer)Parameters
Parameter | Type | Required | Description |
|---|---|---|---|
segments | Array | Required | Array of text segment Structs as returned by split(). |
transformer | UDF / Closure | Required | Function with signature function(required Struct segment) that returns a modified segment Struct. |
Returns
Returns an Array of transformed text segment Structs.
Example
enriched = docService.transformSegments(segments, function(required segment) {
segment.metadata.processedAt = now();
segment.metadata.wordCount = listLen(segment.text, " ");
return segment;
});
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