#![allow(clippy::multiple_crate_versions)]
use std::io::Result;
#[cfg(feature = "regenerate-protobuf")]
fn generate_proto_sources() -> Result<()> {
use std::fs::read_dir;
use std::io::{Error, ErrorKind};
use std::path::Path;
use std::process::Command;
let path = String::from("parsec-operations/protobuf");
let dir_entries = read_dir(Path::new(&path))?;
let files: Result<Vec<String>> = dir_entries
.map(|protos_file| {
protos_file?
.path()
.into_os_string()
.into_string()
.map_err(|_| {
Error::new(
ErrorKind::InvalidData,
"conversion from OsString to String failed",
)
})
})
.collect();
let proto_files: Vec<String> = files?
.into_iter()
.filter(|string| string.ends_with(".proto"))
.collect();
let files_slices: Vec<&str> = proto_files.iter().map(|file| &file[..]).collect();
prost_build::compile_protos(&files_slices, &[&path])?;
let status = Command::new("bash")
.arg("-c")
.arg(format!(
"cp {}/*.rs src/operations_protobuf/generated_ops",
std::env::var("OUT_DIR").expect("OUT_DIR env var is empty")
))
.status()?;
if !status.success() {
Err(Error::new(
ErrorKind::InvalidData,
"failed copying generated protobuf files",
))
} else {
Ok(())
}
}
fn main() -> Result<()> {
#[cfg(feature = "regenerate-protobuf")]
generate_proto_sources()?;
Ok(())
}