import { IBaseBlockTokenizerProps, IMatchBlockHookCreator, IParseBlockHookCreator, IBlockTokenizer } from '@yozora/core-tokenizer';
import { MathType, Math } from '@yozora/ast';
import FencedBlockTokenizer, { IFencedBlockHookContext, IFencedBlockToken } from '@yozora/tokenizer-fenced-block';

type T = MathType;
type INode = Math;
declare const uniqueName = "@yozora/tokenizer-math";
type IToken = IFencedBlockToken<T>;
type IThis = IFencedBlockHookContext<T>;
type ITokenizerProps = Partial<IBaseBlockTokenizerProps>;

/**
 * * single line math block:
 *
 *   ```math
 *   $$x^2 + y^2=z^2$$
 *   ```
 *
 * * multiple line math block:
 *
 *  ```math
 *  $$
 *  f(x)=\left\lbrace\begin{aligned}
 *  &x^2, &x < 0\\
 *  &0, &x = 0\\
 *  &x^3, &x > 0
 *  \end{aligned}\right.
 *  $$
 *  ```
 *
 * @see https://github.com/remarkjs/remark-math
 */
declare const match: IMatchBlockHookCreator<T, IToken, IThis>;

declare const parse: IParseBlockHookCreator<T, IToken, INode, IThis>;

/**
 * Lexical Analyzer for fenced math block.
 * @see https://github.com/remarkjs/remark-math
 */
declare class MathTokenizer extends FencedBlockTokenizer<T, INode, IThis> implements IBlockTokenizer<T, IToken, INode, IThis> {
    constructor(props?: ITokenizerProps);
    readonly match: IMatchBlockHookCreator<T, IToken, IThis>;
    readonly parse: IParseBlockHookCreator<T, IToken, INode, IThis>;
}

export { MathTokenizer, uniqueName as MathTokenizerName, MathTokenizer as default, match as mathMatch, parse as mathParse };
export type { IThis as IMathHookContext, IToken as IMathToken, ITokenizerProps as IMathTokenizerProps };