import { Rule } from './rule-interface';
/**
* MD019: Multiple spaces after hash on atx style heading
*
* This rule is triggered when more than one space is used to separate the
* opening hash characters from the heading text in an atx style heading.
* This rule is consistent with the standard CommonMark specification.
*/
export const name = 'MD019';
export const description = 'Multiple spaces after hash on atx style heading';
/**
* Fix headings with multiple spaces after hash by reducing to a single space
* @param lines Array of string lines to fix
* @returns Fixed lines array with proper spacing after heading hashes
*/
export function fix(lines: string[]): string[] {
return lines.map(line =>
line.replace(/^(#{1,6})[ \t]{2,}/, '$1 ')
);
}
/**
* Rule implementation for MD019
*/
export const rule: Rule = {
name,
description,
fix
};
export default rule;
