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51 lines
1.0 KiB
51 lines
1.0 KiB
'use strict';
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const path = require('path');
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const fs = require('fs');
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const commonDir = require('commondir');
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const pkgDir = require('pkg-dir');
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const makeDir = require('make-dir');
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const isWritable = path => {
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try {
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fs.accessSync(path, fs.constants.W_OK);
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return true;
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} catch (_) {
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return false;
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}
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};
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module.exports = (options = {}) => {
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const {name} = options;
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let directory = options.cwd;
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if (options.files) {
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directory = commonDir(directory, options.files);
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} else {
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directory = directory || process.cwd();
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}
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directory = pkgDir.sync(directory);
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if (directory) {
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const nodeModules = path.join(directory, 'node_modules');
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if (
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!isWritable(nodeModules) &&
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(fs.existsSync(nodeModules) || !isWritable(path.join(directory)))
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) {
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return undefined;
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}
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directory = path.join(directory, 'node_modules', '.cache', name);
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if (directory && options.create) {
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makeDir.sync(directory);
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}
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if (options.thunk) {
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return (...arguments_) => path.join(directory, ...arguments_);
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}
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}
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return directory;
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};
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