mirror of
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38 lines
913 B
JavaScript
38 lines
913 B
JavaScript
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/* eslint-disable node/shebang */
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const path = require('path');
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const { promises: fs, constants: fsConstants } = require('fs');
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async function isWritable(directory) {
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try {
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await fs.access(directory, fsConstants.W_OK);
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return true;
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} catch (error) {
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if (error.code !== 'EACCES') {
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throw error;
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}
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return false;
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}
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}
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async function getFirstParentDirectoryThatExists(directory) {
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let nextDirectory = directory;
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for (;;) {
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try {
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await fs.access(nextDirectory, fsConstants.F_OK);
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return nextDirectory;
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} catch (error) {
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if (error.code !== 'ENOENT') {
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throw error;
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} else if (nextDirectory === path.dirname(nextDirectory)) {
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throw new Error('Failed to find parent directory that exists');
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}
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nextDirectory = path.dirname(nextDirectory);
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}
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}
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}
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module.exports = {
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isWritable,
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getFirstParentDirectoryThatExists,
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};
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