diff --git a/src/common/cpp_essentials/concentric_finder.rs b/src/common/cpp_essentials/concentric_finder.rs
index 0df0c69..c0479c6 100644
--- a/src/common/cpp_essentials/concentric_finder.rs
+++ b/src/common/cpp_essentials/concentric_finder.rs
@@ -412,7 +412,12 @@ pub fn FitQadrilateralToPoints(center: Point, points: &mut [Point]) -> Option<Qu
         .max_by(diagonal_max_by_pred)?;
     // corners[3] = std::max_element(&points[Size(points) * 5 / 8], &points[Size(points) * 7 / 8], dist2Diagonal);
 
-let corner_positions = [0, points.iter().position(|p| *p == corners[1])?, points.iter().position(|p| *p == corners[2])?, points.iter().position(|p| *p == corners[3])?];
+    let corner_positions = [
+        0,
+        points.iter().position(|p| *p == corners[1])?,
+        points.iter().position(|p| *p == corners[2])?,
+        points.iter().position(|p| *p == corners[3])?,
+    ];
 
     // let lines = [
     //     RegressionLine::with_two_points(corners[0] + 1.0, corners[1]),
@@ -421,10 +426,10 @@ let corner_positions = [0, points.iter().position(|p| *p == corners[1])?, points
     //     RegressionLine::with_two_points(corners[3] + 1.0, *points.last()? + 1.0),
     // ];
     let lines = [
-        RegressionLine::with_point_slice(&points[corner_positions[0] + 1.. corner_positions[1]]),
-        RegressionLine::with_point_slice(&points[corner_positions[1] + 1.. corner_positions[2]]),
-        RegressionLine::with_point_slice(&points[corner_positions[2] + 1.. corner_positions[3]]),
-        RegressionLine::with_point_slice(&points[corner_positions[3] + 1.. points.len()]),
+        RegressionLine::with_point_slice(&points[corner_positions[0] + 1..corner_positions[1]]),
+        RegressionLine::with_point_slice(&points[corner_positions[1] + 1..corner_positions[2]]),
+        RegressionLine::with_point_slice(&points[corner_positions[2] + 1..corner_positions[3]]),
+        RegressionLine::with_point_slice(&points[corner_positions[3] + 1..points.len()]),
     ];
     // std::array lines{RegressionLine{corners[0] + 1, corners[1]}, RegressionLine{corners[1] + 1, corners[2]},
     // 				 RegressionLine{corners[2] + 1, corners[3]}, RegressionLine{corners[3] + 1, &points.back() + 1}};
diff --git a/src/common/cpp_essentials/matrix.rs b/src/common/cpp_essentials/matrix.rs
index a1c1cfe..b788e74 100644
--- a/src/common/cpp_essentials/matrix.rs
+++ b/src/common/cpp_essentials/matrix.rs
@@ -66,9 +66,9 @@ impl<T: Default + Clone + Copy> Matrix<T> {
     pub fn get(&self, x: usize, y: usize) -> Option<T> {
         if x >= self.width || y >= self.height {
             None
-        } else if let Some(Some(d)) = self.data.get(Self::get_offset(x, y, self.width)){
+        } else if let Some(Some(d)) = self.data.get(Self::get_offset(x, y, self.width)) {
             Some(*d)
-        }else {
+        } else {
             None
         }
     }
diff --git a/src/common/cpp_essentials/pattern.rs b/src/common/cpp_essentials/pattern.rs
index b5bd65d..6fcd9c2 100644
--- a/src/common/cpp_essentials/pattern.rs
+++ b/src/common/cpp_essentials/pattern.rs
@@ -163,7 +163,7 @@ impl<'a> PatternView<'a> {
 
     // index is the number of bars and spaces from the first bar to the current position
     pub fn index(&self) -> usize {
-        self.current - self.start /*return narrow_cast<int>(_data - _base) - 1;*/
+        self.current /*return narrow_cast<int>(_data - _base) - 1;*/
     }
     pub fn pixelsInFront(&self) -> PatternType {
         self.data
diff --git a/src/qrcode/cpp_port/detector.rs b/src/qrcode/cpp_port/detector.rs
index c5ffb52..6bbead9 100644
--- a/src/qrcode/cpp_port/detector.rs
+++ b/src/qrcode/cpp_port/detector.rs
@@ -715,7 +715,10 @@ pub fn SampleQR(image: &BitMatrix, fp: &FinderPatternSet) -> Result<QRCodeDetect
                 let y1 = apM[y + 1];
                 rois.push(SamplerControl {
                     p0: point_i(x0 - u32::from(x == 0) * 6, y0 - u32::from(y == 0) * 6),
-                    p1: point_i(x1 + u32::from(x == N - 1) * 7, y1 + u32::from(y == N - 1) * 7),
+                    p1: point_i(
+                        x1 + u32::from(x == N - 1) * 7,
+                        y1 + u32::from(y == N - 1) * 7,
+                    ),
                     transform: PerspectiveTransform::quadrilateralToQuadrilateral(
                         Quadrilateral::rectangle_from_xy(
                             x0 as f32, x1 as f32, y0 as f32, y1 as f32, None,
diff --git a/src/rxing_result_point.rs b/src/rxing_result_point.rs
index 653dbf6..069d8ad 100644
--- a/src/rxing_result_point.rs
+++ b/src/rxing_result_point.rs
@@ -284,7 +284,7 @@ impl Point {
     pub fn floor(self) -> Self {
         Self {
             x: self.x.floor(),
-            y: self.y.floor()
+            y: self.y.floor(),
         }
     }
 }