[librsvg: 2/4] Length: Ensure that the length value is finite in a single place

[Federico Mena Quintero <federico src gnome org>]

commit 26b570b8f74d56d1bfe90d7c28f1f7dd42f630d8
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Dec 8 09:37:53 2020 -0600

    Length: Ensure that the length value is finite in a single place

 src/length.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/src/length.rs b/src/length.rs
index bc091425..c2fe9a19 100644
--- a/src/length.rs
+++ b/src/length.rs
@@ -238,20 +238,19 @@ impl<N: Normalize> Parse for Length<N> {
 
         match token {
             Token::Number { value, .. } => {
-                l_value = f64::from(finite_f32(value).map_err(|e| parser.new_custom_error(e))?);
+                l_value = value;
                 l_unit = LengthUnit::Px;
             }
 
             Token::Percentage { unit_value, .. } => {
-                l_value =
-                    f64::from(finite_f32(unit_value).map_err(|e| parser.new_custom_error(e))?);
+                l_value = unit_value;
                 l_unit = LengthUnit::Percent;
             }
 
             Token::Dimension {
                 value, ref unit, ..
             } => {
-                l_value = f64::from(finite_f32(value).map_err(|e| parser.new_custom_error(e))?);
+                l_value = value;
 
                 l_unit = match unit.as_ref() {
                     "px" => LengthUnit::Px,
@@ -270,6 +269,8 @@ impl<N: Normalize> Parse for Length<N> {
             _ => return Err(parser.new_unexpected_token_error(token.clone())),
         }
 
+        let l_value = f64::from(finite_f32(l_value).map_err(|e| parser.new_custom_error(e))?);
+
         Ok(Length::new(l_value, l_unit))
     }
 }