Returned from Italy

orchid-base/src/error.rs

@@ -1,4 +1,5 @@
 use std::cell::RefCell;
+use std::ffi::OsStr;
 use std::fmt;
 use std::ops::Add;
 use std::sync::Arc;
@@ -177,6 +178,29 @@ pub fn mk_errv<I: Into<ErrPos>>(
 	mk_err(description, message, posv.into_iter().map_into()).into()
 }
 
+pub async fn async_io_err<I: Into<ErrPos>>(
+	err: async_std::io::Error,
+	i: &Interner,
+	posv: impl IntoIterator<Item = I>,
+) -> OrcErrv {
+	mk_errv(i.i(&err.kind().to_string()).await, err.to_string(), posv)
+}
+
+pub async fn os_str_to_string<'a, I: Into<ErrPos>>(
+	str: &'a OsStr,
+	i: &Interner,
+	posv: impl IntoIterator<Item = I>,
+) -> OrcRes<&'a str> {
+	match str.to_str() {
+		Some(str) => Ok(str),
+		None => Err(mk_errv(
+			i.i("Non-unicode string").await,
+			format!("{str:?} is not representable as unicode"),
+			posv,
+		)),
+	}
+}
+
 pub struct Reporter {
 	errors: RefCell<Vec<OrcErr>>,
 }