/
file.js
53 lines (48 loc) Β· 1.34 KB
/
file.js
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import fs from 'node:fs/promises'
import debug from 'debug'
const debugLog = debug('lint-staged:file')
/**
* Read contents of a file to buffer
* @param {String} filename
* @param {Boolean} [ignoreENOENT=true] β Whether to throw if the file doesn't exist
* @returns {Promise<Buffer>}
*/
export const readFile = async (filename, ignoreENOENT = true) => {
debugLog('Reading file `%s`', filename)
try {
return await fs.readFile(filename)
} catch (error) {
if (ignoreENOENT && error.code === 'ENOENT') {
debugLog("File `%s` doesn't exist, ignoring...", filename)
return null // no-op file doesn't exist
} else {
throw error
}
}
}
/**
* Remove a file
* @param {String} filename
* @param {Boolean} [ignoreENOENT=true] β Whether to throw if the file doesn't exist
*/
export const unlink = async (filename, ignoreENOENT = true) => {
debugLog('Removing file `%s`', filename)
try {
await fs.unlink(filename)
} catch (error) {
if (ignoreENOENT && error.code === 'ENOENT') {
debugLog("File `%s` doesn't exist, ignoring...", filename)
} else {
throw error
}
}
}
/**
* Write buffer to file
* @param {String} filename
* @param {Buffer} buffer
*/
export const writeFile = async (filename, buffer) => {
debugLog('Writing file `%s`', filename)
await fs.writeFile(filename, buffer)
}