67 lines
2.1 KiB
JavaScript
67 lines
2.1 KiB
JavaScript
'use strict';
|
|
|
|
var node_module = require('node:module');
|
|
var fs = require('node:fs');
|
|
var path = require('node:path');
|
|
|
|
const import_meta = {};
|
|
const CWD = process.cwd();
|
|
const cjsRequire = typeof require === "undefined" ? node_module.createRequire(import_meta.url) : require;
|
|
const EXTENSIONS = [".ts", ".tsx", ...Object.keys(cjsRequire.extensions)];
|
|
|
|
const tryPkg = (pkg) => {
|
|
try {
|
|
return cjsRequire.resolve(pkg);
|
|
} catch (e) {
|
|
}
|
|
};
|
|
const isPkgAvailable = (pkg) => !!tryPkg(pkg);
|
|
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 != null ? filename : []) {
|
|
const filepath = tryFile(file, includeDir, base);
|
|
if (filepath) {
|
|
return filepath;
|
|
}
|
|
}
|
|
return "";
|
|
};
|
|
const tryExtensions = (filepath, extensions = EXTENSIONS) => {
|
|
const ext = [...extensions, ""].find((ext2) => tryFile(filepath + ext2));
|
|
return ext == null ? "" : filepath + ext;
|
|
};
|
|
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 "";
|
|
};
|
|
|
|
exports.CWD = CWD;
|
|
exports.EXTENSIONS = EXTENSIONS;
|
|
exports.cjsRequire = cjsRequire;
|
|
exports.findUp = findUp;
|
|
exports.isPkgAvailable = isPkgAvailable;
|
|
exports.tryExtensions = tryExtensions;
|
|
exports.tryFile = tryFile;
|
|
exports.tryPkg = tryPkg;
|