/** Opens every codegraph block; the discriminator between a block and a bare note. */
export declare const CODEGRAPH_BLOCK_HEADING = "## Codegraph structure";
/** The sentence shared by the reasonless fallback and the reason-bearing block. */
export declare const CODEGRAPH_PROCEEDING = "codegraph unavailable \u2014 proceeding on project-scan only.";
/**
 * The sentence the TRULY reasonless fallback renders.
 *
 * Load-bearing, not decoration: the pre-fix block said only "codegraph
 * unavailable", which is byte-for-byte what a reader saw whether upstream printed
 * `unable to open database file` or printed nothing at all. Naming the missing
 * reason makes "no reason exists" a claim the reader can check, and leaves "a
 * reason exists but the dispatch dropped it" with nowhere to hide.
 */
export declare const CODEGRAPH_REASON_MISSING = "No failure reason was obtained from the codegraph preflight.";
/** Opens the reason-bearing variant; asserted absent whenever no reason exists. */
export declare const CODEGRAPH_REASON_SENTENCE = "Reason reported by the codegraph preflight: ";
/**
 * Render the block for an unavailable codegraph. `note` is the preflight's own
 * failure note, quoted rather than paraphrased — the point is that the next
 * reader sees `unable to open database file` instead of re-deriving it.
 *
 * The quote is whitespace-collapsed to one line so a multi-line upstream summary
 * cannot forge a markdown heading further down the prompt; it is otherwise
 * verbatim, upstream's own SGR color included. Rewriting the failure text here
 * would put peaks-loop's words where the cause belongs.
 */
export declare function renderCodegraphUnavailableBlock(note?: string | null): string;
/**
 * The ONE place a `codegraphBlock` value becomes text.
 *
 * - `null` (preflight ran, no reason obtained) → the explicit fallback.
 * - a string already opening with the heading → the pre-composed structure
 *   block, verbatim.
 * - any other string → an unavailable block quoting it as the reported reason.
 *   `buildCodegraphPreflightBlock`'s `{ available: false, note }` arm is the only
 *   production producer of that shape.
 */
export declare function resolveCodegraphBlock(value: string | null): string;