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use crate::graph_layout::{display, generate}; use crate::tonic_builder::compile; use petgraph::graph::NodeIndex; use std::fs; use std::fs::File; use std::path::Path; use thiserror::Error; mod graph_layout; mod tonic_builder; #[derive(Error, Debug)] pub enum BuildError { #[error("The output directory already exists: {0}")] OutputDirectoryExistsError(String), #[error("{0}")] Error(String), } pub fn build( in_dir: &str, out_dir: &str, build_server: bool, build_client: bool, force: bool, ) -> Result<(), BuildError> { if Path::new(out_dir).exists() { if !force { return Err(BuildError::OutputDirectoryExistsError(String::from( out_dir, ))); } match fs::remove_dir_all(out_dir) { Ok(_) => {} Err(e) => { eprintln!("Failed to remove the output directory: {:?}", e); return Err(BuildError::Error(String::from( "Could not remove the output directory", ))); } }; } match fs::create_dir_all(out_dir) { Ok(_) => {} Err(e) => { eprintln!("Failed to create the output directory: {:?}", e); return Err(BuildError::Error(String::from( "Could not create the output directory", ))); } }; match compile(in_dir, out_dir, build_server, build_client) { Ok(_) => {} Err(e) => { eprintln!("Failed to compile the protos: {:?}", e); return Err(BuildError::Error(String::from( "Failed the compile the protos", ))); } }; let graph = match generate(out_dir) { Ok(graph) => graph, Err(e) => { eprintln!("Failed to generate the graph: {:?}", e); return Err(BuildError::Error(String::from( "Failed to generate the graph", ))); } }; let mut proto_lib = match File::create(format!("{}/mod.rs", out_dir)) { Ok(file) => file, Err(e) => { eprintln!("Failed to create the mod.rs file: {:?}", e); return Err(BuildError::Error(String::from( "Failed to create the mod.rs file", ))); } }; match display(&graph, &mut proto_lib, NodeIndex::from(0)) { Ok(_) => {} Err(e) => { eprintln!("Failed to populate the mod.rs file: {:?}", e); return Err(BuildError::Error(String::from( "Failed to populate the mod.rs file", ))); } }; Ok(()) }