本文整理汇总了TypeScript中fs.promises.access方法的典型用法代码示例。如果您正苦于以下问题：TypeScript promises.access方法的具体用法？TypeScript promises.access怎么用？TypeScript promises.access使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类fs.promises的用法示例。
在下文中一共展示了promises.access方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: topic
async function topic(options: Options) {
if (!options.title) {
console.error('No title given!')
process.exit(1)
return
}
const topics = path.resolve(__dirname, `../src/topics`)
const slug = options.slug || makeSlug(options.title)
const dir = path.join(topics, slug)
try {
await fs.promises.access(dir, fs.constants.F_OK)
console.error(`The topic '${options.title}' already exists`)
return
} catch (error) {
const mdx = `---\ntitle: ${options.title}\ndescription: This is a starter description\n${
options.topic ? `\nparent: ${options.topic}\n` : ''
}\ncover:\n image: full.jpg\n caption: Starter caption.\n---\n\nSome starter content`
await fs.promises.mkdir(dir, { recursive: true })
const file = `${dir}/index.mdx`
await fs.promises.writeFile(file, mdx)
console.log(`Created a new topic: ${file.replace(path.resolve(__dirname, '..'), '')}`)
}
}示例2: initZip
async function initZip() {
const hash = await getHash();
const zipPath = path.resolve(picturePath, `${hash}.zip`);
try {
await fs.access(zipPath);
} catch (e) {
await createZip(zipPath);
}
}示例3: entry
async function entry(options: Options) {
if (!options.title) {
console.error('No title given!')
process.exit(1)
return
}
if (!options.topic) {
console.error('No topic given!')
process.exit(1)
return
}
if (!(await topicExists(options.topic))) {
console.error(`The topic "${options.topic}" does not exists`)
process.exit(1)
return
}
const date = new Date()
const dir = path.resolve(
__dirname,
`../src/entries/${options.topic}/${dateFns.format(date, 'yyyy-MM-dd')}-${makeSlug(options.title, '-')}`
)
try {
await fs.promises.access(dir, fs.constants.F_OK)
console.error(`A entry already named '${options.title}' already exists for today`)
return
} catch (error) {
const publishedAt = date.toISOString()
const text = '_Content goes here_'
const mdx = `---\ntitle: ${
options.title
}\npublishedAt: ${publishedAt}\n\ncover:\n image: full.jpg\n caption: Starter caption.\n---\n\n${text}\n`
await fs.promises.mkdir(dir, { recursive: true })
const file = `${dir}/index.mdx`
await fs.promises.writeFile(file, mdx)
console.log(`Created a new entry: ${file.replace(path.resolve(__dirname, '..'), '')}`)
}
}示例4: Random
import { resize } from 'easyimage';
import archiver from 'archiver';
import config from './config';
import crypto from 'crypto';
import path from 'path';
type Picture = {
fileName: string;
file: Buffer;
type: string;
};
const random = new Random(nodeCrypto);
const picturePath = config.picturePath;
fs.access(picturePath).catch((e: Error) => {
throw new Error(`${picturePath} has to exist! ${e.toString()}`);
});
async function getAvailablePictures() {
const rawavailablePictures = await fs.readdir(path.resolve(picturePath));
const availablePictures = rawavailablePictures.filter(
fileName => fileName.includes('.') && !fileName.endsWith('.zip')
);
return availablePictures;
}
export async function getPictureFileName() {
const availablePictures = await getAvailablePictures();
const index = random.integer(0, availablePictures.length - 1);