[librsvg] IRI: preserve the Href error information

[Federico Mena Quintero <federico src gnome org>]

commit f5d21dee7fd6b8cd05a79b986a368ed6591ea814
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Jan 14 13:46:12 2020 -0600

    IRI: preserve the Href error information

 rsvg_internals/src/iri.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/rsvg_internals/src/iri.rs b/rsvg_internals/src/iri.rs
index 3478210a..49bc393a 100644
--- a/rsvg_internals/src/iri.rs
+++ b/rsvg_internals/src/iri.rs
@@ -47,9 +47,8 @@ impl Parse for IRI {
             let url = parser.expect_url()?;
             parser.expect_exhausted()?;
 
-            let href = Href::parse(&url).map_err(|_| {
-                loc.new_custom_error(ValueErrorKind::parse_error("could not parse href"))
-            })?;
+            let href =
+                Href::parse(&url).map_err(|e| loc.new_custom_error(ValueErrorKind::from(e)))?;
 
             match href {
                 Href::PlainUrl(_) => Err(loc.new_custom_error(ValueErrorKind::parse_error(