// Copyright 2016-2023, Pulumi Corporation. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package tokens import "errors" // ValidateProjectName validates that the given string is a valid project name. // The string must meet the following criteria: // // - must be non-empty // - must be at most 100 characters // - must contain only alphanumeric characters, // hyphens, underscores, and periods (see [IsName]) // // Returns a descriptive error if the string is not a valid project name. func ValidateProjectName(s string) error { switch { case s == "": return errors.New("project names may not be empty") case len(s) > 100: return errors.New("project names are limited to 100 characters") case !IsName(s): return errors.New("project names may only contain alphanumerics, hyphens, underscores, and periods") } return nil }