Fixes error on propagating a Result<()> with the ? operator

2017-02-26 00:14:05 -05:00
parent 9f00a40b52
commit 0bc27fca9a
1 changed files with 3 additions and 1 deletions
--- a/lib/cretonne/src/settings.rs
+++ b/lib/cretonne/src/settings.rs
@@ -117,7 +117,9 @@ impl Configurable for Builder {
        let (offset, detail) = self.lookup(name)?;
        match detail {
            Detail::Bool { bit } => {
-                self.set_bit(offset, bit, parse_bool_value(value))?;
+                // Cannot currently propagate Result<()> up on functions returning ()
+                // with the `?` operator
+                self.set_bit(offset, bit, parse_bool_value(value)?);
            }
            Detail::Num => {
                self.bytes[offset] = value.parse().map_err(|_| Error::BadValue)?;