[librsvg/rustification] path_parser.rs: Factor out function to set both current and reflection points

[Federico Mena Quintero <federico src gnome org>]

commit 7594e5c85af61659ede6bc15b43471686e039abc
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Nov 8 12:46:55 2016 -0600

    path_parser.rs: Factor out function to set both current and reflection points

 rust/src/path_parser.rs |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/rust/src/path_parser.rs b/rust/src/path_parser.rs
index ef12316..7f2ad67 100644
--- a/rust/src/path_parser.rs
+++ b/rust/src/path_parser.rs
@@ -261,21 +261,22 @@ impl<'external> PathParser<'external> {
         None
     }
 
-    fn emit_move_to (&mut self, x: f64, y: f64) {
+    fn set_current_and_reflection_to_same (&mut self, x: f64, y: f64) {
         self.current_x = x;
         self.current_y = y;
         self.reflection_x = self.current_x;
         self.reflection_y = self.current_y;
+    }
+
+    fn emit_move_to (&mut self, x: f64, y: f64) {
+        self.set_current_and_reflection_to_same (x, y);
 
         self.builder.move_to (self.current_x, self.current_y);
         println! ("emitting moveto {} {}", self.current_x, self.current_y);
     }
 
     fn emit_line_to (&mut self, x: f64, y: f64) {
-        self.current_x = x;
-        self.current_y = y;
-        self.reflection_x = self.current_x;
-        self.reflection_y = self.current_y;
+        self.set_current_and_reflection_to_same (x, y);
 
         self.builder.line_to (self.current_x, self.current_y);
         println! ("emitting lineto {} {}", self.current_x, self.current_y);
@@ -288,7 +289,6 @@ impl<'external> PathParser<'external> {
         self.reflection_y = y3;
 
         self.builder.curve_to (x2, y2, x3, y3, x4, y4);
-
         println! ("emitting curveto ({} {}) ({} {}) ({} {})", x2, y2, x3, y3, x4, y4);
     }