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index.js
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index.js
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'use strict';
const path = require('path');
const locatePath = require('locate-path');
module.exports = (name, options = {}) => {
const startDirectory = path.resolve(options.cwd || '');
const {root} = path.parse(startDirectory);
const paths = [].concat(name);
return new Promise(resolve => {
(function find(directory) {
locatePath(paths, {cwd: directory}).then(foundPath => {
if (foundPath) {
resolve(path.join(directory, foundPath));
} else if (directory === root) {
resolve();
} else {
find(path.dirname(directory));
}
});
})(startDirectory);
});
};
module.exports.sync = (name, options = {}) => {
let directory = path.resolve(options.cwd || '');
const {root} = path.parse(directory);
const paths = [].concat(name);
// eslint-disable-next-line no-constant-condition
while (true) {
const foundPath = locatePath.sync(paths, {cwd: directory});
if (foundPath) {
return path.join(directory, foundPath);
}
if (directory === root) {
return;
}
directory = path.dirname(directory);
}
};