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Improve false interpreter missing CLI arg message

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Richard Feldman 2022-05-06 12:22:09 -04:00
parent 6f35d1891a
commit 8849e5cdd1
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2 changed files with 4 additions and 2 deletions
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2
cli/src/lib.rs
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@ -489,7 +489,7 @@ fn roc_run(
) -> io::Result<i32> { ) -> io::Result<i32> {
use std::os::unix::process::CommandExt; use std::os::unix::process::CommandExt;
let mut cmd = match triple.architecture { match triple.architecture {
Architecture::Wasm32 => { Architecture::Wasm32 => {
// If possible, report the generated executable name relative to the current dir. // If possible, report the generated executable name relative to the current dir.
let generated_filename = binary_path let generated_filename = binary_path

4
examples/false-interpreter/platform/src/lib.rs
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@ -74,7 +74,9 @@ pub unsafe extern "C" fn roc_memset(dst: *mut c_void, c: i32, n: usize) -> *mut
#[no_mangle] #[no_mangle]
pub extern "C" fn rust_main() -> i32 { pub extern "C" fn rust_main() -> i32 {
let arg = env::args().nth(1).unwrap(); let arg = env::args()
.nth(1)
.expect("Please pass a .false file as a command-line argument to the false interpreter!");
let arg = RocStr::from(arg.as_str()); let arg = RocStr::from(arg.as_str());
let size = unsafe { roc_main_size() } as usize; let size = unsafe { roc_main_size() } as usize;