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Mini Shell
Mini Shell
import fs from 'node:fs';
import path from 'node:path';
import { CWD, EXTENSIONS, cjsRequire } from './constants.js';
export const tryPkg = (pkg) => {
try {
return cjsRequire.resolve(pkg);
}
catch { }
};
export const isPkgAvailable = (pkg) => !!tryPkg(pkg);
export const tryFile = (filename, includeDir = false, base = CWD) => {
if (typeof filename === 'string') {
const filepath = path.resolve(base, filename);
return fs.existsSync(filepath) &&
(includeDir || fs.statSync(filepath).isFile())
? filepath
: '';
}
for (const file of filename ?? []) {
const filepath = tryFile(file, includeDir, base);
if (filepath) {
return filepath;
}
}
return '';
};
export const tryExtensions = (filepath, extensions = EXTENSIONS) => {
const ext = [...extensions, ''].find(ext => tryFile(filepath + ext));
return ext == null ? '' : filepath + ext;
};
export const findUp = (searchEntry, searchFileOrIncludeDir, includeDir) => {
console.assert(path.isAbsolute(searchEntry));
if (!tryFile(searchEntry, true) ||
(searchEntry !== CWD && !searchEntry.startsWith(CWD + path.sep))) {
return '';
}
searchEntry = path.resolve(fs.statSync(searchEntry).isDirectory()
? searchEntry
: path.resolve(searchEntry, '..'));
const isSearchFile = typeof searchFileOrIncludeDir === 'string';
const searchFile = isSearchFile ? searchFileOrIncludeDir : 'package.json';
do {
const searched = tryFile(path.resolve(searchEntry, searchFile), isSearchFile && includeDir);
if (searched) {
return searched;
}
searchEntry = path.resolve(searchEntry, '..');
} while (searchEntry === CWD || searchEntry.startsWith(CWD + path.sep));
return '';
};
//# sourceMappingURL=helpers.js.map
Zerion Mini Shell 1.0