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    "abstract": "The Concise Data Definition Language (CDDL), standardized in RFC 8610, provides \"control operators\" as its main language extension point. The present document defines a number of control operators that were not yet ready at the time RFC 8610 was completed: .plus, .cat, and .det for the construction of constants; .abnf/.abnfb for including ABNF (RFC 5234 and RFC 7405) in CDDL specifications; and .feature for indicating the use of a non-basic feature in an instance.",
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        "name": "Carsten Bormann"
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        "source": "resolved",
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        "updated": "2026-10-22T01:45:59.226Z",
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        "source": "parsed",
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
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        "source": "resolved",
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        "updated": "2026-10-22T01:45:59.226Z",
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        "version": "extractDocs.js@commit:acc1bcda23fc"
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