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51 lines
1.9 KiB
Plaintext
51 lines
1.9 KiB
Plaintext
import fs from 'node:fs';
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import path from 'node:path';
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import { CWD, EXTENSIONS, cjsRequire } from './constants.js';
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export const tryPkg = (pkg) => {
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try {
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return cjsRequire.resolve(pkg);
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}
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catch (_a) { }
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};
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export const isPkgAvailable = (pkg) => !!tryPkg(pkg);
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export const tryFile = (filename, includeDir = false, base = CWD) => {
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if (typeof filename === 'string') {
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const filepath = path.resolve(base, filename);
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return fs.existsSync(filepath) &&
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(includeDir || fs.statSync(filepath).isFile())
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? filepath
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: '';
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}
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for (const file of filename !== null && filename !== void 0 ? filename : []) {
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const filepath = tryFile(file, includeDir, base);
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if (filepath) {
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return filepath;
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}
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}
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return '';
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};
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export const tryExtensions = (filepath, extensions = EXTENSIONS) => {
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const ext = [...extensions, ''].find(ext => tryFile(filepath + ext));
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return ext == null ? '' : filepath + ext;
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};
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export const findUp = (searchEntry, searchFileOrIncludeDir, includeDir) => {
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console.assert(path.isAbsolute(searchEntry));
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if (!tryFile(searchEntry, true) ||
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(searchEntry !== CWD && !searchEntry.startsWith(CWD + path.sep))) {
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return '';
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}
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searchEntry = path.resolve(fs.statSync(searchEntry).isDirectory()
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? searchEntry
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: path.resolve(searchEntry, '..'));
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const isSearchFile = typeof searchFileOrIncludeDir === 'string';
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const searchFile = isSearchFile ? searchFileOrIncludeDir : 'package.json';
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do {
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const searched = tryFile(path.resolve(searchEntry, searchFile), isSearchFile && includeDir);
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if (searched) {
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return searched;
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}
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searchEntry = path.resolve(searchEntry, '..');
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} while (searchEntry === CWD || searchEntry.startsWith(CWD + path.sep));
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return '';
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};
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//# sourceMappingURL=helpers.js.map |