001package gudusoft.gsqlparser.pp2.zone;
002
003/**
004 * Policy for anchoring comments across region boundaries when the pp2
005 * engine assembles output.
006 *
007 * <p>This enum lives in {@code pp2.zone} per plan ยง6; it is referenced by
008 * {@link gudusoft.gsqlparser.pp2.Pp2FormatOptions} from S2. Slice S9
009 * (Protected Zone Detection) wires this policy into the assembler.
010 */
011public enum CommentPolicy {
012    /** Keep every comment exactly where it was in the source. Default. */
013    PRESERVE,
014    /** Re-anchor each comment to the nearest preserved token. */
015    REANCHOR,
016    /** Reflow comments according to layout decisions (lexical fallback only). */
017    REFLOW
018}