Merge pull request #1379 from PolyMeilex/fix/clippy

Address Clippy lints

graphics/src/font/source.rs

@@ -37,3 +37,9 @@ impl Source {
         }
     }
 }
+
+impl Default for Source {
+    fn default() -> Self {
+        Self::new()
+    }
+}

graphics/src/layer.rs

@@ -202,7 +202,7 @@ impl<'a> Layer<'a> {
                 Self::process_primitive(
                     layers,
                     translation + *new_translation,
-                    &content,
+                    content,
                     current_layer,
                 );
             }
@@ -210,7 +210,7 @@ impl<'a> Layer<'a> {
                 Self::process_primitive(
                     layers,
                     translation,
-                    &cache,
+                    cache,
                     current_layer,
                 );
             }

graphics/src/lib.rs

@@ -7,11 +7,19 @@
 #![doc(
     html_logo_url = "https://raw.githubusercontent.com/iced-rs/iced/9ab6923e943f784985e9ef9ca28b10278297225d/docs/logo.svg"
 )]
-#![deny(missing_docs)]
-#![deny(missing_debug_implementations)]
-#![deny(unused_results)]
-#![deny(unsafe_code)]
+#![deny(
+    missing_debug_implementations,
+    missing_docs,
+    unsafe_code,
+    unused_results,
+    clippy::extra_unused_lifetimes,
+    clippy::from_over_into,
+    clippy::needless_borrow,
+    clippy::new_without_default,
+    clippy::useless_conversion
+)]
 #![forbid(rust_2018_idioms)]
+#![allow(clippy::inherent_to_string, clippy::type_complexity)]
 #![cfg_attr(docsrs, feature(doc_cfg))]
 mod antialiasing;
 mod error;

graphics/src/widget/canvas/path.rs

@@ -73,9 +73,8 @@ impl Path {
 
 pub(super) fn dashed(path: &Path, line_dash: LineDash<'_>) -> Path {
     Path::new(|builder| {
-        let segments_odd = (line_dash.segments.len() % 2 == 1).then(|| {
-            [&line_dash.segments[..], &line_dash.segments[..]].concat()
-        });
+        let segments_odd = (line_dash.segments.len() % 2 == 1)
+            .then(|| [line_dash.segments, line_dash.segments].concat());
 
         let mut draw_line = false;
 
@@ -103,8 +102,7 @@ pub(super) fn dashed(path: &Path, line_dash: LineDash<'_>) -> Path {
                 },
                 index: line_dash.offset,
                 intervals: segments_odd
-                    .as_ref()
-                    .map(Vec::as_slice)
+                    .as_deref()
                     .unwrap_or(line_dash.segments),
             },
         );

graphics/src/widget/canvas/path/builder.rs

@@ -53,7 +53,7 @@ impl Builder {
             let _ = self.raw.line_to(a);
         }
 
-        let _ = self.raw.arc_to(
+        self.raw.arc_to(
             math::Vector::new(radius, radius),
             math::Angle::radians(0.0),
             path::ArcFlags::default(),
@@ -151,3 +151,9 @@ impl Builder {
         }
     }
 }
+
+impl Default for Builder {
+    fn default() -> Self {
+        Self::new()
+    }
+}

graphics/src/widget/pure/qr_code.rs

@@ -53,12 +53,12 @@ where
     }
 }
 
-impl<'a, Message, B, T> Into<Element<'a, Message, Renderer<B, T>>>
-    for QRCode<'a>
+impl<'a, Message, B, T> From<QRCode<'a>>
+    for Element<'a, Message, Renderer<B, T>>
 where
     B: Backend,
 {
-    fn into(self) -> Element<'a, Message, Renderer<B, T>> {
-        Element::new(self)
+    fn from(qr_code: QRCode<'a>) -> Self {
+        Self::new(qr_code)
     }
 }

graphics/src/widget/qr_code.rs

@@ -67,10 +67,7 @@ where
         let side_length = (self.state.width + 2 * QUIET_ZONE) as f32
             * f32::from(self.cell_size);
 
-        layout::Node::new(Size::new(
-            f32::from(side_length),
-            f32::from(side_length),
-        ))
+        layout::Node::new(Size::new(side_length, side_length))
     }
 
     fn draw(
@@ -128,13 +125,13 @@ where
     }
 }
 
-impl<'a, Message, B, T> Into<Element<'a, Message, Renderer<B, T>>>
-    for QRCode<'a>
+impl<'a, Message, B, T> From<QRCode<'a>>
+    for Element<'a, Message, Renderer<B, T>>
 where
     B: Backend,
 {
-    fn into(self) -> Element<'a, Message, Renderer<B, T>> {
-        Element::new(self)
+    fn from(qr_code: QRCode<'a>) -> Self {
+        Self::new(qr_code)
     }
 }
 

graphics/src/window/gl_compositor.rs

@@ -35,6 +35,9 @@ pub trait GLCompositor: Sized {
     /// Creates a new [`GLCompositor`] and [`Renderer`] with the given
     /// [`Settings`] and an OpenGL address loader function.
     ///
+    /// # Safety
+    /// The `loader_function` should resolve to valid OpenGL bindings.
+    ///
     /// [`Renderer`]: crate::Renderer
     /// [`Backend`]: crate::Backend
     /// [`Settings`]: Self::Settings