node-ejs-renderer/node_modules/find-cache-dir/index.js
2024-06-09 13:55:01 -04:00

67 lines
1.4 KiB
JavaScript

import process from 'node:process';
import path from 'node:path';
import fs from 'node:fs';
import commonPathPrefix from 'common-path-prefix';
import {packageDirectorySync} from 'pkg-dir';
const {env, cwd} = process;
const isWritable = path => {
try {
fs.accessSync(path, fs.constants.W_OK);
return true;
} catch {
return false;
}
};
function useDirectory(directory, options) {
if (options.create) {
fs.mkdirSync(directory, {recursive: true});
}
if (options.thunk) {
return (...arguments_) => path.join(directory, ...arguments_);
}
return directory;
}
function getNodeModuleDirectory(directory) {
const nodeModules = path.join(directory, 'node_modules');
if (
!isWritable(nodeModules)
&& (fs.existsSync(nodeModules) || !isWritable(path.join(directory)))
) {
return;
}
return nodeModules;
}
export default function findCacheDirectory(options = {}) {
if (env.CACHE_DIR && !['true', 'false', '1', '0'].includes(env.CACHE_DIR)) {
return useDirectory(path.join(env.CACHE_DIR, options.name), options);
}
let {cwd: directory = cwd()} = options;
if (options.files) {
directory = commonPathPrefix(options.files.map(file => path.resolve(directory, file)));
}
directory = packageDirectorySync({cwd: directory});
if (!directory) {
return;
}
const nodeModules = getNodeModuleDirectory(directory);
if (!nodeModules) {
return;
}
return useDirectory(path.join(directory, 'node_modules', '.cache', options.name), options);
}