| // Copyright 2022 The Pigweed Authors |
| // |
| // 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 |
| // |
| // https://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. |
| |
| use anyhow::Result; |
| use qg::Project; |
| use tokio::io::{self, AsyncWriteExt}; |
| |
| /// Dump the dependency graph in graphviz dot format. |
| #[derive(clap::Parser, Debug)] |
| #[command(about)] |
| pub struct Command {} |
| |
| pub async fn run(_args: &Command) -> Result<()> { |
| let project = Project::locate()?; |
| let graph = project.registry()?.dot_dependency_graph(); |
| |
| io::stdout().write_all(graph.as_bytes()).await?; |
| Ok(()) |
| } |