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authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/find-up/index.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
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Diffstat (limited to 'node_modules/find-up/index.js')
-rw-r--r--node_modules/find-up/index.js48
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diff --git a/node_modules/find-up/index.js b/node_modules/find-up/index.js
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+'use strict';
+const path = require('path');
+const locatePath = require('locate-path');
+
+module.exports = (filename, opts) => {
+ opts = opts || {};
+
+ const startDir = path.resolve(opts.cwd || '');
+ const root = path.parse(startDir).root;
+
+ const filenames = [].concat(filename);
+
+ return new Promise(resolve => {
+ (function find(dir) {
+ locatePath(filenames, {cwd: dir}).then(file => {
+ if (file) {
+ resolve(path.join(dir, file));
+ } else if (dir === root) {
+ resolve(null);
+ } else {
+ find(path.dirname(dir));
+ }
+ });
+ })(startDir);
+ });
+};
+
+module.exports.sync = (filename, opts) => {
+ opts = opts || {};
+
+ let dir = path.resolve(opts.cwd || '');
+ const root = path.parse(dir).root;
+
+ const filenames = [].concat(filename);
+
+ // eslint-disable-next-line no-constant-condition
+ while (true) {
+ const file = locatePath.sync(filenames, {cwd: dir});
+
+ if (file) {
+ return path.join(dir, file);
+ } else if (dir === root) {
+ return null;
+ }
+
+ dir = path.dirname(dir);
+ }
+};