Fix clippy::use_self in extension modules (#423)

* Fix clippy::use_self warnings in extension modules

* Deny clippy::use_self in extension modules

Note that clippy::use_self generates some false positives that must be ignored

ash/src/extensions/experimental/amd.rs

@@ -39,6 +39,10 @@ vk_bitflags_wrapped!(
     0b1111111111111111111111111111111,
     Flags
 );
+// ignore clippy::use_self false positives
+// changing GpaSqShaderStageFlags::PS.0 to Self::PS.0 as suggested by clippy generates:
+// error[E0401]: can't use generic parameters from outer function
+#[allow(clippy::use_self)]
 impl fmt::Debug for GpaSqShaderStageFlags {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         const KNOWN: &[(Flags, &str)] = &[
@@ -54,21 +58,21 @@ impl fmt::Debug for GpaSqShaderStageFlags {
     }
 }
 impl GpaSqShaderStageFlags {
-    pub const PS: Self = GpaSqShaderStageFlags(0b1);
-    pub const VS: Self = GpaSqShaderStageFlags(0b10);
-    pub const GS: Self = GpaSqShaderStageFlags(0b100);
-    pub const ES: Self = GpaSqShaderStageFlags(0b1000);
-    pub const HS: Self = GpaSqShaderStageFlags(0b10000);
-    pub const LS: Self = GpaSqShaderStageFlags(0b100000);
-    pub const CS: Self = GpaSqShaderStageFlags(0b1000000);
+    pub const PS: Self = Self(0b1);
+    pub const VS: Self = Self(0b10);
+    pub const GS: Self = Self(0b100);
+    pub const ES: Self = Self(0b1000);
+    pub const HS: Self = Self(0b10000);
+    pub const LS: Self = Self(0b100000);
+    pub const CS: Self = Self(0b1000000);
 }
 
 impl StructureType {
-    pub const PHYSICAL_DEVICE_GPA_FEATURES_AMD: Self = StructureType(1000133000);
-    pub const PHYSICAL_DEVICE_GPA_PROPERTIES_AMD: Self = StructureType(1000133001);
-    pub const GPA_SAMPLE_BEGIN_INFO_AMD: Self = StructureType(1000133002);
-    pub const GPA_SESSION_CREATE_INFO_AMD: Self = StructureType(1000133003);
-    pub const GPA_DEVICE_CLOCK_MODE_INFO_AMD: Self = StructureType(1000133004);
+    pub const PHYSICAL_DEVICE_GPA_FEATURES_AMD: Self = Self(1000133000);
+    pub const PHYSICAL_DEVICE_GPA_PROPERTIES_AMD: Self = Self(1000133001);
+    pub const GPA_SAMPLE_BEGIN_INFO_AMD: Self = Self(1000133002);
+    pub const GPA_SESSION_CREATE_INFO_AMD: Self = Self(1000133003);
+    pub const GPA_DEVICE_CLOCK_MODE_INFO_AMD: Self = Self(1000133004);
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Default)]
@@ -76,19 +80,19 @@ impl StructureType {
 pub struct GpaDeviceClockModeAmd(pub(crate) i32);
 impl GpaDeviceClockModeAmd {
     pub fn from_raw(x: i32) -> Self {
-        GpaDeviceClockModeAmd(x)
+        Self(x)
     }
     pub fn as_raw(self) -> i32 {
         self.0
     }
 }
 impl GpaDeviceClockModeAmd {
-    pub const DEFAULT: Self = GpaDeviceClockModeAmd(0);
-    pub const QUERY: Self = GpaDeviceClockModeAmd(1);
-    pub const PROFILING: Self = GpaDeviceClockModeAmd(2);
-    pub const MIN_MEMORY: Self = GpaDeviceClockModeAmd(3);
-    pub const MIN_ENGINE: Self = GpaDeviceClockModeAmd(4);
-    pub const PEAK: Self = GpaDeviceClockModeAmd(5);
+    pub const DEFAULT: Self = Self(0);
+    pub const QUERY: Self = Self(1);
+    pub const PROFILING: Self = Self(2);
+    pub const MIN_MEMORY: Self = Self(3);
+    pub const MIN_ENGINE: Self = Self(4);
+    pub const PEAK: Self = Self(5);
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Default)]
@@ -96,45 +100,45 @@ impl GpaDeviceClockModeAmd {
 pub struct GpaPerfBlockAmd(pub(crate) i32);
 impl GpaPerfBlockAmd {
     pub fn from_raw(x: i32) -> Self {
-        GpaPerfBlockAmd(x)
+        Self(x)
     }
     pub fn as_raw(self) -> i32 {
         self.0
     }
 }
 impl GpaPerfBlockAmd {
-    pub const CPF: Self = GpaPerfBlockAmd(0);
-    pub const IA: Self = GpaPerfBlockAmd(1);
-    pub const VGT: Self = GpaPerfBlockAmd(2);
-    pub const PA: Self = GpaPerfBlockAmd(3);
-    pub const SC: Self = GpaPerfBlockAmd(4);
-    pub const SPI: Self = GpaPerfBlockAmd(5);
-    pub const SQ: Self = GpaPerfBlockAmd(6);
-    pub const SX: Self = GpaPerfBlockAmd(7);
-    pub const TA: Self = GpaPerfBlockAmd(8);
-    pub const TD: Self = GpaPerfBlockAmd(9);
-    pub const TCP: Self = GpaPerfBlockAmd(10);
-    pub const TCC: Self = GpaPerfBlockAmd(11);
-    pub const TCA: Self = GpaPerfBlockAmd(12);
-    pub const DB: Self = GpaPerfBlockAmd(13);
-    pub const CB: Self = GpaPerfBlockAmd(14);
-    pub const GDS: Self = GpaPerfBlockAmd(15);
-    pub const SRBM: Self = GpaPerfBlockAmd(16);
-    pub const GRBM: Self = GpaPerfBlockAmd(17);
-    pub const GRBM_SE: Self = GpaPerfBlockAmd(18);
-    pub const RLC: Self = GpaPerfBlockAmd(19);
-    pub const DMA: Self = GpaPerfBlockAmd(20);
-    pub const MC: Self = GpaPerfBlockAmd(21);
-    pub const CPG: Self = GpaPerfBlockAmd(22);
-    pub const CPC: Self = GpaPerfBlockAmd(23);
-    pub const WD: Self = GpaPerfBlockAmd(24);
-    pub const TCS: Self = GpaPerfBlockAmd(25);
-    pub const ATC: Self = GpaPerfBlockAmd(26);
-    pub const ATC_L2: Self = GpaPerfBlockAmd(27);
-    pub const MC_VM_L2: Self = GpaPerfBlockAmd(28);
-    pub const EA: Self = GpaPerfBlockAmd(29);
-    pub const RPB: Self = GpaPerfBlockAmd(30);
-    pub const RMI: Self = GpaPerfBlockAmd(31);
+    pub const CPF: Self = Self(0);
+    pub const IA: Self = Self(1);
+    pub const VGT: Self = Self(2);
+    pub const PA: Self = Self(3);
+    pub const SC: Self = Self(4);
+    pub const SPI: Self = Self(5);
+    pub const SQ: Self = Self(6);
+    pub const SX: Self = Self(7);
+    pub const TA: Self = Self(8);
+    pub const TD: Self = Self(9);
+    pub const TCP: Self = Self(10);
+    pub const TCC: Self = Self(11);
+    pub const TCA: Self = Self(12);
+    pub const DB: Self = Self(13);
+    pub const CB: Self = Self(14);
+    pub const GDS: Self = Self(15);
+    pub const SRBM: Self = Self(16);
+    pub const GRBM: Self = Self(17);
+    pub const GRBM_SE: Self = Self(18);
+    pub const RLC: Self = Self(19);
+    pub const DMA: Self = Self(20);
+    pub const MC: Self = Self(21);
+    pub const CPG: Self = Self(22);
+    pub const CPC: Self = Self(23);
+    pub const WD: Self = Self(24);
+    pub const TCS: Self = Self(25);
+    pub const ATC: Self = Self(26);
+    pub const ATC_L2: Self = Self(27);
+    pub const MC_VM_L2: Self = Self(28);
+    pub const EA: Self = Self(29);
+    pub const RPB: Self = Self(30);
+    pub const RMI: Self = Self(31);
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Default)]
@@ -142,16 +146,16 @@ impl GpaPerfBlockAmd {
 pub struct GpaSampleTypeAmd(pub(crate) i32);
 impl GpaSampleTypeAmd {
     pub fn from_raw(x: i32) -> Self {
-        GpaSampleTypeAmd(x)
+        Self(x)
     }
     pub fn as_raw(self) -> i32 {
         self.0
     }
 }
 impl GpaSampleTypeAmd {
-    pub const CUMULATIVE: Self = GpaSampleTypeAmd(0);
-    pub const TRACE: Self = GpaSampleTypeAmd(1);
-    pub const TIMING: Self = GpaSampleTypeAmd(2);
+    pub const CUMULATIVE: Self = Self(0);
+    pub const TRACE: Self = Self(1);
+    pub const TIMING: Self = Self(2);
 }
 
 handle_nondispatchable!(GpaSessionAmd, UNKNOWN);
@@ -200,8 +204,8 @@ pub struct PhysicalDeviceGpaPropertiesAmd {
 }
 
 impl ::std::default::Default for PhysicalDeviceGpaPropertiesAmd {
-    fn default() -> PhysicalDeviceGpaPropertiesAmd {
-        PhysicalDeviceGpaPropertiesAmd {
+    fn default() -> Self {
+        Self {
             s_type: StructureType::PHYSICAL_DEVICE_GPA_PROPERTIES_AMD,
             p_next: ::std::ptr::null_mut(),
             flags: Flags::default(),
@@ -215,7 +219,7 @@ impl ::std::default::Default for PhysicalDeviceGpaPropertiesAmd {
 impl PhysicalDeviceGpaPropertiesAmd {
     pub fn builder<'a>() -> PhysicalDeviceGpaPropertiesAmdBuilder<'a> {
         PhysicalDeviceGpaPropertiesAmdBuilder {
-            inner: PhysicalDeviceGpaPropertiesAmd::default(),
+            inner: Self::default(),
             marker: ::std::marker::PhantomData,
         }
     }
@@ -365,7 +369,7 @@ unsafe impl Sync for AmdGpaInterfaceFn {}
 
 impl ::std::clone::Clone for AmdGpaInterfaceFn {
     fn clone(&self) -> Self {
-        AmdGpaInterfaceFn {
+        Self {
             create_gpa_session: self.create_gpa_session,
             destroy_gpa_session: self.destroy_gpa_session,
             set_gpa_device_clock_mode: self.set_gpa_device_clock_mode,
@@ -386,7 +390,7 @@ impl AmdGpaInterfaceFn {
     where
         F: FnMut(&::std::ffi::CStr) -> *const c_void,
     {
-        AmdGpaInterfaceFn {
+        Self {
             create_gpa_session: unsafe {
                 extern "system" fn create_gpa_session_amd(
                     _device: Device,
@@ -629,8 +633,8 @@ impl AmdGpaInterfaceFn {
 // Extension: `VK_AMD_wave_limits`
 
 impl StructureType {
-    pub const WAVE_LIMIT_AMD: Self = StructureType(1000045000);
-    pub const PHYSICAL_DEVICE_WAVE_LIMIT_PROPERTIES_AMD: Self = StructureType(1000045001);
+    pub const WAVE_LIMIT_AMD: Self = Self(1000045000);
+    pub const PHYSICAL_DEVICE_WAVE_LIMIT_PROPERTIES_AMD: Self = Self(1000045001);
 }
 
 #[repr(C)]
@@ -643,8 +647,8 @@ pub struct PhysicalDeviceWaveLimitPropertiesAmd {
 }
 
 impl ::std::default::Default for PhysicalDeviceWaveLimitPropertiesAmd {
-    fn default() -> PhysicalDeviceWaveLimitPropertiesAmd {
-        PhysicalDeviceWaveLimitPropertiesAmd {
+    fn default() -> Self {
+        Self {
             s_type: StructureType::PHYSICAL_DEVICE_WAVE_LIMIT_PROPERTIES_AMD,
             p_next: ::std::ptr::null_mut(),
             cu_count: u32::default(),
@@ -655,7 +659,7 @@ impl ::std::default::Default for PhysicalDeviceWaveLimitPropertiesAmd {
 impl PhysicalDeviceWaveLimitPropertiesAmd {
     pub fn builder<'a>() -> PhysicalDeviceWaveLimitPropertiesAmdBuilder<'a> {
         PhysicalDeviceWaveLimitPropertiesAmdBuilder {
-            inner: PhysicalDeviceWaveLimitPropertiesAmd::default(),
+            inner: Self::default(),
             marker: ::std::marker::PhantomData,
         }
     }

ash/src/extensions/ext/buffer_device_address.rs

@@ -11,11 +11,11 @@ pub struct BufferDeviceAddress {
 }
 
 impl BufferDeviceAddress {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> BufferDeviceAddress {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let fns = vk::ExtBufferDeviceAddressFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        BufferDeviceAddress {
+        Self {
             handle: device.handle(),
             fns,
         }

ash/src/extensions/ext/debug_marker.rs

@@ -11,11 +11,11 @@ pub struct DebugMarker {
 }
 
 impl DebugMarker {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> DebugMarker {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let debug_marker_fn = vk::ExtDebugMarkerFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        DebugMarker { debug_marker_fn }
+        Self { debug_marker_fn }
     }
 
     pub fn name() -> &'static CStr {

ash/src/extensions/ext/debug_report.rs

@@ -13,11 +13,11 @@ pub struct DebugReport {
 }
 
 impl DebugReport {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> DebugReport {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let debug_report_fn = vk::ExtDebugReportFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        DebugReport {
+        Self {
             handle: instance.handle(),
             debug_report_fn,
         }

ash/src/extensions/ext/debug_utils.rs

@@ -12,11 +12,11 @@ pub struct DebugUtils {
 }
 
 impl DebugUtils {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> DebugUtils {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let debug_utils_fn = vk::ExtDebugUtilsFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        DebugUtils {
+        Self {
             handle: instance.handle(),
             debug_utils_fn,
         }

ash/src/extensions/ext/full_screen_exclusive.rs

@@ -13,11 +13,11 @@ pub struct FullScreenExclusive {
 }
 
 impl FullScreenExclusive {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> FullScreenExclusive {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let full_screen_exclusive_fn = vk::ExtFullScreenExclusiveFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        FullScreenExclusive {
+        Self {
             handle: device.handle(),
             full_screen_exclusive_fn,
         }

ash/src/extensions/ext/metal_surface.rs

@@ -13,11 +13,11 @@ pub struct MetalSurface {
 }
 
 impl MetalSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> MetalSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::ExtMetalSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        MetalSurface {
+        Self {
             handle: instance.handle(),
             metal_surface_fn: surface_fn,
         }

ash/src/extensions/ext/tooling_info.rs

@@ -13,11 +13,11 @@ pub struct ToolingInfo {
 }
 
 impl ToolingInfo {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> ToolingInfo {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let tooling_info_fn = vk::ExtToolingInfoFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        ToolingInfo {
+        Self {
             handle: instance.handle(),
             tooling_info_fn,
         }

ash/src/extensions/khr/android_surface.rs

@@ -13,11 +13,11 @@ pub struct AndroidSurface {
 }
 
 impl AndroidSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> AndroidSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrAndroidSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        AndroidSurface {
+        Self {
             handle: instance.handle(),
             android_surface_fn: surface_fn,
         }

ash/src/extensions/khr/buffer_device_address.rs

@@ -11,11 +11,11 @@ pub struct BufferDeviceAddress {
 }
 
 impl BufferDeviceAddress {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> BufferDeviceAddress {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let fns = vk::KhrBufferDeviceAddressFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        BufferDeviceAddress {
+        Self {
             handle: device.handle(),
             fns,
         }

ash/src/extensions/khr/create_render_pass2.rs

@@ -13,11 +13,11 @@ pub struct CreateRenderPass2 {
 }
 
 impl CreateRenderPass2 {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> CreateRenderPass2 {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let khr_create_renderpass2_fn = vk::KhrCreateRenderpass2Fn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        CreateRenderPass2 {
+        Self {
             handle: device.handle(),
             khr_create_renderpass2_fn,
         }

ash/src/extensions/khr/display.rs

@@ -13,11 +13,11 @@ pub struct Display {
 }
 
 impl Display {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Display {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let display_fn = vk::KhrDisplayFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        Display {
+        Self {
             handle: instance.handle(),
             display_fn,
         }

ash/src/extensions/khr/display_swapchain.rs

@@ -13,11 +13,11 @@ pub struct DisplaySwapchain {
 }
 
 impl DisplaySwapchain {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> DisplaySwapchain {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let swapchain_fn = vk::KhrDisplaySwapchainFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        DisplaySwapchain {
+        Self {
             handle: device.handle(),
             swapchain_fn,
         }

ash/src/extensions/khr/draw_indirect_count.rs

@@ -11,12 +11,11 @@ pub struct DrawIndirectCount {
 }
 
 impl DrawIndirectCount {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> DrawIndirectCount {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let draw_indirect_count_fn = vk::KhrDrawIndirectCountFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-
-        DrawIndirectCount {
+        Self {
             handle: device.handle(),
             draw_indirect_count_fn,
         }

ash/src/extensions/khr/get_memory_requirements2.rs

@@ -12,11 +12,11 @@ pub struct GetMemoryRequirements2 {
 }
 
 impl GetMemoryRequirements2 {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> GetMemoryRequirements2 {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let get_memory_requirements2_fn = vk::KhrGetMemoryRequirements2Fn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        GetMemoryRequirements2 {
+        Self {
             handle: device.handle(),
             get_memory_requirements2_fn,
         }

ash/src/extensions/khr/get_physical_device_properties2.rs

@@ -13,15 +13,12 @@ pub struct GetPhysicalDeviceProperties2 {
 }
 
 impl GetPhysicalDeviceProperties2 {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(
-        entry: &E,
-        instance: &I,
-    ) -> GetPhysicalDeviceProperties2 {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let get_physical_device_properties2_fn =
             vk::KhrGetPhysicalDeviceProperties2Fn::load(|name| unsafe {
                 mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
             });
-        GetPhysicalDeviceProperties2 {
+        Self {
             handle: instance.handle(),
             get_physical_device_properties2_fn,
         }

ash/src/extensions/khr/maintenance1.rs

@@ -11,11 +11,11 @@ pub struct Maintenance1 {
 }
 
 impl Maintenance1 {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Maintenance1 {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let fns = vk::KhrMaintenance1Fn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        Maintenance1 {
+        Self {
             handle: device.handle(),
             fns,
         }

ash/src/extensions/khr/maintenance3.rs

@@ -11,11 +11,11 @@ pub struct Maintenance3 {
 }
 
 impl Maintenance3 {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Maintenance3 {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let fns = vk::KhrMaintenance3Fn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        Maintenance3 {
+        Self {
             handle: device.handle(),
             fns,
         }

ash/src/extensions/khr/pipeline_executable_properties.rs

@@ -13,16 +13,12 @@ pub struct PipelineExecutableProperties {
 }
 
 impl PipelineExecutableProperties {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(
-        entry: &E,
-        instance: &I,
-    ) -> PipelineExecutableProperties {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let pipeline_executable_properties_fn =
             vk::KhrPipelineExecutablePropertiesFn::load(|name| unsafe {
                 mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
             });
-
-        PipelineExecutableProperties {
+        Self {
             handle: instance.handle(),
             pipeline_executable_properties_fn,
         }

ash/src/extensions/khr/push_descriptor.rs

@@ -12,12 +12,11 @@ pub struct PushDescriptor {
 }
 
 impl PushDescriptor {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> PushDescriptor {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let push_descriptors_fn = vk::KhrPushDescriptorFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-
-        PushDescriptor {
+        Self {
             handle: instance.handle(),
             push_descriptors_fn,
         }

ash/src/extensions/khr/surface.rs

@@ -14,11 +14,11 @@ pub struct Surface {
 }
 
 impl Surface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Surface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        Surface {
+        Self {
             handle: instance.handle(),
             surface_fn,
         }

ash/src/extensions/khr/swapchain.rs

@@ -14,11 +14,11 @@ pub struct Swapchain {
 }
 
 impl Swapchain {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Swapchain {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let swapchain_fn = vk::KhrSwapchainFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        Swapchain {
+        Self {
             handle: device.handle(),
             swapchain_fn,
         }

ash/src/extensions/khr/timeline_semaphore.rs

@@ -12,12 +12,11 @@ pub struct TimelineSemaphore {
 }
 
 impl TimelineSemaphore {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> TimelineSemaphore {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let timeline_semaphore_fn = vk::KhrTimelineSemaphoreFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-
-        TimelineSemaphore {
+        Self {
             handle: instance.handle(),
             timeline_semaphore_fn,
         }

ash/src/extensions/khr/wayland_surface.rs

@@ -13,11 +13,11 @@ pub struct WaylandSurface {
 }
 
 impl WaylandSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> WaylandSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrWaylandSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        WaylandSurface {
+        Self {
             handle: instance.handle(),
             wayland_surface_fn: surface_fn,
         }

ash/src/extensions/khr/win32_surface.rs

@@ -13,11 +13,11 @@ pub struct Win32Surface {
 }
 
 impl Win32Surface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Win32Surface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrWin32SurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        Win32Surface {
+        Self {
             handle: instance.handle(),
             win32_surface_fn: surface_fn,
         }

ash/src/extensions/khr/xcb_surface.rs

@@ -13,11 +13,11 @@ pub struct XcbSurface {
 }
 
 impl XcbSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> XcbSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrXcbSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        XcbSurface {
+        Self {
             handle: instance.handle(),
             xcb_surface_fn: surface_fn,
         }

ash/src/extensions/khr/xlib_surface.rs

@@ -13,11 +13,11 @@ pub struct XlibSurface {
 }
 
 impl XlibSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> XlibSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::KhrXlibSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        XlibSurface {
+        Self {
             handle: instance.handle(),
             xlib_surface_fn: surface_fn,
         }

ash/src/extensions/mod.rs

@@ -1,3 +1,4 @@
+#![deny(clippy::use_self)]
 pub mod experimental;
 pub mod ext;
 pub mod khr;

ash/src/extensions/mvk/ios_surface.rs

@@ -13,11 +13,11 @@ pub struct IOSSurface {
 }
 
 impl IOSSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> IOSSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::MvkIosSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        IOSSurface {
+        Self {
             handle: instance.handle(),
             ios_surface_fn: surface_fn,
         }

ash/src/extensions/mvk/macos_surface.rs

@@ -13,11 +13,11 @@ pub struct MacOSSurface {
 }
 
 impl MacOSSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> MacOSSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::MvkMacosSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        MacOSSurface {
+        Self {
             handle: instance.handle(),
             macos_surface_fn: surface_fn,
         }

ash/src/extensions/nn/vi_surface.rs

@@ -13,11 +13,11 @@ pub struct ViSurface {
 }
 
 impl ViSurface {
-    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> ViSurface {
+    pub fn new<E: EntryV1_0, I: InstanceV1_0>(entry: &E, instance: &I) -> Self {
         let surface_fn = vk::NnViSurfaceFn::load(|name| unsafe {
             mem::transmute(entry.get_instance_proc_addr(instance.handle(), name.as_ptr()))
         });
-        ViSurface {
+        Self {
             handle: instance.handle(),
             vi_surface_fn: surface_fn,
         }

ash/src/extensions/nv/device_diagnostic_checkpoints.rs

@@ -11,15 +11,12 @@ pub struct DeviceDiagnosticCheckpoints {
 }
 
 impl DeviceDiagnosticCheckpoints {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(
-        instance: &I,
-        device: &D,
-    ) -> DeviceDiagnosticCheckpoints {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let device_diagnostic_checkpoints_fn =
             vk::NvDeviceDiagnosticCheckpointsFn::load(|name| unsafe {
                 mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
             });
-        DeviceDiagnosticCheckpoints {
+        Self {
             device_diagnostic_checkpoints_fn,
         }
     }

ash/src/extensions/nv/mesh_shader.rs

@@ -10,12 +10,13 @@ pub struct MeshShader {
 }
 
 impl MeshShader {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> MeshShader {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let mesh_shader_fn = vk::NvMeshShaderFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        MeshShader { mesh_shader_fn }
+        Self { mesh_shader_fn }
     }
+
     #[doc = "<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/vkCmdDrawMeshTasksNV.html>"]
     pub unsafe fn cmd_draw_mesh_tasks(
         &self,
@@ -26,6 +27,7 @@ impl MeshShader {
         self.mesh_shader_fn
             .cmd_draw_mesh_tasks_nv(command_buffer, task_count, first_task);
     }
+
     #[doc = "<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/vkCmdDrawMeshTasksIndirectNV.html>"]
     pub unsafe fn cmd_draw_mesh_tasks_indirect(
         &self,
@@ -43,6 +45,7 @@ impl MeshShader {
             stride,
         );
     }
+
     #[doc = "<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/vkCmdDrawMeshTasksIndirectCountNV.html>"]
     pub unsafe fn cmd_draw_mesh_tasks_indirect_count(
         &self,
@@ -64,6 +67,7 @@ impl MeshShader {
             stride,
         );
     }
+
     pub fn name() -> &'static CStr {
         vk::NvMeshShaderFn::name()
     }

ash/src/extensions/nv/ray_tracing.rs

@@ -13,11 +13,11 @@ pub struct RayTracing {
 }
 
 impl RayTracing {
-    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> RayTracing {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(instance: &I, device: &D) -> Self {
         let ray_tracing_fn = vk::NvRayTracingFn::load(|name| unsafe {
             mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
         });
-        RayTracing {
+        Self {
             handle: device.handle(),
             ray_tracing_fn,
         }