.config/coc/extensions/node_modules/coc-prettier/node_modules/find-up/index.js

   1 'use strict';
   2 const path = require('path');
   3 const locatePath = require('locate-path');
   4
   5 module.exports = (filename, opts) => {
   6         opts = opts || {};
   7
   8         const startDir = path.resolve(opts.cwd || '');
   9         const root = path.parse(startDir).root;
  10
  11         const filenames = [].concat(filename);
  12
  13         return new Promise(resolve => {
  14                 (function find(dir) {
  15                         locatePath(filenames, {cwd: dir}).then(file => {
  16                                 if (file) {
  17                                         resolve(path.join(dir, file));
  18                                 } else if (dir === root) {
  19                                         resolve(null);
  20                                 } else {
  21                                         find(path.dirname(dir));
  22                                 }
  23                         });
  24                 })(startDir);
  25         });
  26 };
  27
  28 module.exports.sync = (filename, opts) => {
  29         opts = opts || {};
  30
  31         let dir = path.resolve(opts.cwd || '');
  32         const root = path.parse(dir).root;
  33
  34         const filenames = [].concat(filename);
  35
  36         // eslint-disable-next-line no-constant-condition
  37         while (true) {
  38                 const file = locatePath.sync(filenames, {cwd: dir});
  39
  40                 if (file) {
  41                         return path.join(dir, file);
  42                 } else if (dir === root) {
  43                         return null;
  44                 }
  45
  46                 dir = path.dirname(dir);
  47         }
  48 };