import { Block, BlockFactory, CssBlockError } from "@css-blocks/core";
import { Position, TextDocuments } from "vscode-languageserver";
import { PathTransformer } from "../pathTransformers/PathTransformer";
/**
 * Walks the class attribute nodes of a glimmer template ast and uses its
 * corresponding css block to check for errors.
 */
export declare function hbsErrorParser(documentText: string, block: Block): CssBlockError[];
export declare function isTemplateFile(uri: string): boolean;
export declare function validateTemplates(documents: TextDocuments, factory: BlockFactory, pathTransformer: PathTransformer): Promise<Map<string, CssBlockError[]>>;
export declare const enum AttributeType {
    state = "state",
    class = "class",
    scope = "scope",
    ambiguous = "ambiguous"
}
interface BlockAttributeBase {
    attributeType: AttributeType;
    referencedBlock?: string;
}
export interface ScopeAttribute extends BlockAttributeBase {
    attributeType: AttributeType.scope;
}
export interface ClassAttribute extends BlockAttributeBase {
    attributeType: AttributeType.class;
    name?: string;
}
export interface StateAttribute extends BlockAttributeBase {
    attributeType: AttributeType.state;
    name: string;
    value?: string;
}
export interface AmbiguousAttribute extends BlockAttributeBase {
    attributeType: AttributeType.ambiguous;
    referencedBlock?: undefined;
    name: string;
}
export declare type BlockAttribute = ScopeAttribute | ClassAttribute | StateAttribute | AmbiguousAttribute;
interface ItemAtCursor {
    attribute: BlockAttribute;
    siblingAttributes: ClassAttribute[];
}
/**
 * Returns an object that represents the item under the cursor in the client
 * editor which contains metadata regarding sibling css-block classes,
 * referenced blocks, and the parent attribute type of the current item. The
 * sibling blocks are useful for making auto-completions for state attributes
 * more contextual.
 */
export declare function getItemAtCursor(text: string, position: Position): ItemAtCursor | null;
export {};
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