aureooms/rejuvenate

import replace from '../lib/lines/replace.js';
import find from '../lib/lines/find.js';

const filename = '.gitignore';
const directory = 'gh-pages';
const pattern = /^gh-pages/;
export const description = `Add leading slash to ignored ${directory} directory.`;

export const commit = {
    scope: filename,
    subject: description,
};

export async function postcondition({lines, assert}) {
    const found = await find([pattern], [filename], {lines, method: find.regexp});
    assert(!found);
}

export async function precondition({lines, assert}) {
    const found = await find([pattern], [filename], {lines, method: find.regexp});
    assert(found);
}

export async function apply({lines, write}) {
    await replace([[pattern, '/' + directory]], [filename], {
        lines,
        write,
        method: replace.first,
    });
}