IO.exists(__dirname, function(err, exists) {
assert.ok(!err);
assert.strictEqual(exists, true);
IO.exists(__filename + 'non-existing-file', function(err, exists) {
assert.ok(!err);
assert.strictEqual(exists, false);
return callback();
});
});
IO.exists(__dirname, (err, exists) => {
assert.ok(!err);
assert.strictEqual(exists, true);
// eslint-disable-next-line no-path-concat
IO.exists(__filename + 'non-existing-file', (err, exists) => {
assert.ok(!err);
assert.strictEqual(exists, false);
return callback();
});
});
it('verify files and folder can be checked', function(callback) {
IO.exists(__filename, function(err, exists) {
assert.ok(!err);
assert.strictEqual(exists, true);
IO.exists(__dirname, function(err, exists) {
assert.ok(!err);
assert.strictEqual(exists, true);
IO.exists(__filename + 'non-existing-file', function(err, exists) {
assert.ok(!err);
assert.strictEqual(exists, false);
return callback();
});
});
});
});
it('verify files and folder can be checked', callback => {
IO.exists(__filename, (err, exists) => {
assert.ok(!err);
assert.strictEqual(exists, true);
IO.exists(__dirname, (err, exists) => {
assert.ok(!err);
assert.strictEqual(exists, true);
// eslint-disable-next-line no-path-concat
IO.exists(__filename + 'non-existing-file', (err, exists) => {
assert.ok(!err);
assert.strictEqual(exists, false);
return callback();
});
});
});
});
/**
* Check whether a directory has a build-info.json file. This function
* will recursively check each parent directory as well.
*
* @param {String} directory The directory to get the version information for
* @param {Function} callback Standard callback function
* @param {Object} callback.err An error that occurred, if any
* @param {String} [callback.buildInfoPath] The path to the build-info.json file. `null` if no such file could be found
* @api private
*/
function _getBuildInfoFile(directory, callback) {
let buildInfoPath = _getBuildInfoFilePath(directory);
IO.exists(buildInfoPath, function(err, exists) {
if (err) {
log.error({
'directory': directory,
'err': err
}, 'Unable to check if a build info file exists');
return callback(err);
} else if (exists) {
return callback(null, buildInfoPath);
} else {
let parent = path.dirname(directory);
if (parent !== directory) {
return _getBuildInfoFile(parent, callback);
} else {
return callback();
}
}
});
}
/**
* Check whether a directory has a build-info.json file
*
* @param {String} directory The directory to get the version information for
* @param {Function} callback Standard callback function
* @param {Object} callback.err An error that occurred, if any
* @param {Boolean} callback.exists Whether the build-info.json file exists
* @api private
*/
function _hasBuildInfoFile(directory, callback) {
var buildInfoPath = _getBuildInfoFilePath(directory);
IO.exists(buildInfoPath, callback);
}