Function appendStreamContentText

coderd/x/chatd/chatdebug/model.go:761–805

(
	content []normalizedContentPart,
	partType string,
	delta string,
	streamDebugBytes *int,
)

}

func appendStreamContentText(
	content []normalizedContentPart,
	partType string,
	delta string,
	streamDebugBytes *int,
) []normalizedContentPart {
	if delta == "" {
		return content
	}

	remaining := maxStreamDebugTextBytes
	if streamDebugBytes != nil {
		remaining -= *streamDebugBytes
	}
	if remaining <= 0 {
		return content
	}
	if len(delta) > remaining {
		cut := 0
		for _, r := range delta {
			size := utf8.RuneLen(r)
			if size < 0 {
				size = 1
			}
			if cut+size > remaining {
				break
			}
			cut += size
		}
		delta = delta[:cut]
	}
	if delta == "" {
		return content
	}

	if len(content) == 0 || content[len(content)-1].Type != partType {
		content = append(content, normalizedContentPart{Type: partType})
	}
	last := &content[len(content)-1]
	last.Text += delta
	if streamDebugBytes != nil {
		*streamDebugBytes += len(delta)
	}
	return content
}

// appendStreamToolInput accumulates incremental tool-input deltas
// per tool call ID so that parallel or sequential tool invocations