import { CompletionItem, MarkupKind } from "vscode-languageserver";
import type { Position } from "vscode-languageserver";
import type { TextDocument } from "vscode-languageserver-textdocument";
type JsonPath = Array<string | number>;
/**
 * Cursor is at a step-object key position: `…/steps/<index>/<partialKey>`.
 * Offers action-key completions.
 */
export declare function isStepKeyContext(path: JsonPath): boolean;
/**
 * Cursor is at a key position inside an action object:
 * `…/steps/<index>/<actionKey>/<partialKey>`. Returns the action key, or null.
 */
export declare function actionFieldContext(path: JsonPath): string | null;
/** A Markdown documentation payload, or undefined when there's no text. */
export declare function markdownDoc(text: string | undefined): {
    kind: MarkupKind;
    value: string;
} | undefined;
/**
 * Compute completions at a position. Phase 2: action-key completion inside a
 * `steps` element, and field-name completion inside a known action's object.
 * Spec documents only, JSON only, key positions only.
 */
export declare function computeCompletions(doc: TextDocument, position: Position): CompletionItem[];
export {};
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