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use std::{
env,
fs::File,
io::{BufWriter, Write},
path::Path,
};
use vergen::EmitBuilder;
// Validate conflict between host / plugin features
#[cfg(all(
feature = "ecma_plugin_transform",
any(
feature = "plugin_transform_host_native",
feature = "plugin_transform_host_js"
)
))]
compile_error!(
"'plugin_transform' and 'plugin_transform_host*' features are mutually exclusive. If you're \
writing a plugin, use 'plugin_transform' feature. If you're writing a custom SWC binary to \
run plugin, use 'plugin_transform_host_*' instead."
);
fn main() {
// Creates a static compile time constants for the version of swc_core.
let pkg_version = env::var("CARGO_PKG_VERSION").unwrap();
let out_dir = env::var("OUT_DIR").expect("Outdir should exist");
let dest_path = Path::new(&out_dir).join("core_pkg_version.txt");
let mut f = BufWriter::new(
File::create(dest_path).expect("Failed to create swc_core version constant"),
);
write!(f, "{pkg_version}").expect("Failed to write swc_core version constant");
// Attempt to collect some build time env values but will skip if there are any
// errors.
let _ = EmitBuilder::builder().all_cargo().emit();
}
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