openharmony/third_party_rust_cxx
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Print error cause chain on failures in build.rs

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David Tolnay 2020-01-26 14:15:59 -08:00
parent 152119246e
commit 366ef8b486
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1 changed files with 2 additions and 1 deletions
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src/lib.rs
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@ -370,6 +370,7 @@ pub mod private {
}
use crate::error::Result;
use anyhow::anyhow;
use std::fs;
use std::io::{self, Write};
use std::path::Path;
@ -442,7 +443,7 @@ impl Build {
match try_generate_bridge(rust_source_file.as_ref()) {
Ok(build) => build,
Err(err) => {
let _ = writeln!(io::stderr(), "\n\ncxxbridge error: {}\n\n", err);
let _ = writeln!(io::stderr(), "\n\ncxxbridge error: {:?}\n\n", anyhow!(err));
process::exit(1);
}
}