| // Copyright 2023 The Dawn & Tint Authors | 
 | // | 
 | // Redistribution and use in source and binary forms, with or without | 
 | // modification, are permitted provided that the following conditions are met: | 
 | // | 
 | // 1. Redistributions of source code must retain the above copyright notice, this | 
 | //    list of conditions and the following disclaimer. | 
 | // | 
 | // 2. Redistributions in binary form must reproduce the above copyright notice, | 
 | //    this list of conditions and the following disclaimer in the documentation | 
 | //    and/or other materials provided with the distribution. | 
 | // | 
 | // 3. Neither the name of the copyright holder nor the names of its | 
 | //    contributors may be used to endorse or promote products derived from | 
 | //    this software without specific prior written permission. | 
 | // | 
 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | 
 | // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 
 | // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | 
 | // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 
 | // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | 
 | // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | 
 | // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | 
 | // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 
 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
 |  | 
 | package auth | 
 |  | 
 | import ( | 
 | 	"dawn.googlesource.com/dawn/tools/src/fileutils" | 
 | 	"go.chromium.org/luci/auth" | 
 | 	"go.chromium.org/luci/hardcoded/chromeinfra" | 
 | ) | 
 |  | 
 | // DefaultAuthOptions returns the default authentication options for use by | 
 | // command line arguments. | 
 | func DefaultAuthOptions(additionalScopes ...string) auth.Options { | 
 | 	def := chromeinfra.DefaultAuthOptions() | 
 | 	def.SecretsDir = fileutils.ExpandHome("~/.config/dawn-cts") | 
 | 	def.Scopes = append(def.Scopes, | 
 | 		"https://www.googleapis.com/auth/gerritcodereview", | 
 | 		auth.OAuthScopeEmail) | 
 | 	def.Scopes = append(def.Scopes, additionalScopes...) | 
 | 	return def | 
 | } |