import type { ReadBraceScan, ReadFoldSettings } from "../types.ts";
/** Structural subset of a web-tree-sitter node: the fold rule stays pure and grammar-runtime free. */
export interface SyntaxNode {
    readonly id: number;
    readonly type: string;
    readonly text: string;
    readonly startPosition: {
        readonly row: number;
    };
    readonly endPosition: {
        readonly row: number;
    };
    readonly children: readonly (SyntaxNode | null)[];
    readonly hasError: boolean;
    readonly isMissing: boolean;
    childForFieldName(field: string): SyntaxNode | null;
}
export type TreeSitterLanguage = "ts" | "tsx" | "js";
/**
 * Fold boundaries from a parsed syntax tree, produced under the same rules the compiler oracle
 * uses to annotate safe interiors: value containers only, never a line of a declaration header.
 */
export declare function foldRangesFromSyntax(root: SyntaxNode, settings: ReadFoldSettings): ReadBraceScan;
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