Add benchmark

Author: hyf0

.DS_Store

@@ -8,5 +8,15 @@ description = "manipulate string like wizards"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+glob = "0.3.1"
 index_vec = { version = "0.1.3" }
 rustc-hash = { version = "1.1.0" }
+
+
+[dev-dependencies]
+glob = "0.3.1"
+criterion = { version = "0.4" }
+
+[[bench]]
+name = "joiner_join"
+harness = false

Cargo.toml

@@ -0,0 +1,55 @@
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+
+fn get_bunch_of_strings() -> Vec<String> {
+    let files = glob::glob("fixtures/threejs_src/**/*.js").unwrap();
+    let mut files = files
+        .into_iter()
+        .map(|p| p.unwrap().canonicalize().unwrap())
+        .collect::<Vec<_>>();
+    files.sort();
+    let stirngs = files
+        .iter()
+        .map(|p| std::fs::read_to_string(p).unwrap())
+        .collect::<Vec<_>>();
+
+    let mut ret = vec![];
+    for _ in 0..10 {
+        ret.extend(stirngs.clone());
+    }
+    ret
+}
+
+fn criterion_benchmark(c: &mut Criterion) {
+    let bunch_of_strings = get_bunch_of_strings();
+  
+    let mut joiner = string_wizard::Joiner::new();
+    bunch_of_strings.clone().into_iter().for_each(|s| {
+        joiner.append_raw(s);
+    });
+    c.bench_function("Joiner#join", |b| b.iter(|| black_box(joiner.join())));
+    c.bench_function("Vec#concat", |b| {
+        b.iter(|| black_box(bunch_of_strings.concat()))
+    });
+    c.bench_function("manual_push", |b| {
+        b.iter(|| {
+            let mut output = String::new();
+            bunch_of_strings.iter().for_each(|s| {
+                output.push_str(s);
+            });
+            black_box(output)
+        })
+    });
+    c.bench_function("manual_push_with_cap", |b| {
+        b.iter(|| {
+            let cap: usize = bunch_of_strings.iter().map(|s| s.len()).sum();
+            let mut output = String::with_capacity(cap);
+            bunch_of_strings.iter().for_each(|s| {
+                output.push_str(s);
+            });
+            black_box(output)
+        })
+    });
+}
+
+criterion_group!(benches, criterion_benchmark);
+criterion_main!(benches);

benches/joiner_join.rs

@@ -0,0 +1 @@
+

fixtures/.DS_Store

@@ -0,0 +1,183 @@
+import { REVISION } from './constants.js';
+
+export { WebGLArrayRenderTarget } from './renderers/WebGLArrayRenderTarget.js';
+export { WebGL3DRenderTarget } from './renderers/WebGL3DRenderTarget.js';
+export { WebGLMultipleRenderTargets } from './renderers/WebGLMultipleRenderTargets.js';
+export { WebGLCubeRenderTarget } from './renderers/WebGLCubeRenderTarget.js';
+export { WebGLRenderTarget } from './renderers/WebGLRenderTarget.js';
+export { WebGLRenderer } from './renderers/WebGLRenderer.js';
+export { WebGL1Renderer } from './renderers/WebGL1Renderer.js';
+export { ShaderLib } from './renderers/shaders/ShaderLib.js';
+export { UniformsLib } from './renderers/shaders/UniformsLib.js';
+export { UniformsUtils } from './renderers/shaders/UniformsUtils.js';
+export { ShaderChunk } from './renderers/shaders/ShaderChunk.js';
+export { FogExp2 } from './scenes/FogExp2.js';
+export { Fog } from './scenes/Fog.js';
+export { Scene } from './scenes/Scene.js';
+export { Sprite } from './objects/Sprite.js';
+export { LOD } from './objects/LOD.js';
+export { SkinnedMesh } from './objects/SkinnedMesh.js';
+export { Skeleton } from './objects/Skeleton.js';
+export { Bone } from './objects/Bone.js';
+export { Mesh } from './objects/Mesh.js';
+export { InstancedMesh } from './objects/InstancedMesh.js';
+export { LineSegments } from './objects/LineSegments.js';
+export { LineLoop } from './objects/LineLoop.js';
+export { Line } from './objects/Line.js';
+export { Points } from './objects/Points.js';
+export { Group } from './objects/Group.js';
+export { VideoTexture } from './textures/VideoTexture.js';
+export { FramebufferTexture } from './textures/FramebufferTexture.js';
+export { Source } from './textures/Source.js';
+export { DataTexture } from './textures/DataTexture.js';
+export { DataArrayTexture } from './textures/DataArrayTexture.js';
+export { Data3DTexture } from './textures/Data3DTexture.js';
+export { CompressedTexture } from './textures/CompressedTexture.js';
+export { CompressedArrayTexture } from './textures/CompressedArrayTexture.js';
+export { CompressedCubeTexture } from './textures/CompressedCubeTexture.js';
+export { CubeTexture } from './textures/CubeTexture.js';
+export { CanvasTexture } from './textures/CanvasTexture.js';
+export { DepthTexture } from './textures/DepthTexture.js';
+export { Texture } from './textures/Texture.js';
+export * from './geometries/Geometries.js';
+export * from './materials/Materials.js';
+export { AnimationLoader } from './loaders/AnimationLoader.js';
+export { CompressedTextureLoader } from './loaders/CompressedTextureLoader.js';
+export { CubeTextureLoader } from './loaders/CubeTextureLoader.js';
+export { DataTextureLoader } from './loaders/DataTextureLoader.js';
+export { TextureLoader } from './loaders/TextureLoader.js';
+export { ObjectLoader } from './loaders/ObjectLoader.js';
+export { MaterialLoader } from './loaders/MaterialLoader.js';
+export { BufferGeometryLoader } from './loaders/BufferGeometryLoader.js';
+export { DefaultLoadingManager, LoadingManager } from './loaders/LoadingManager.js';
+export { ImageLoader } from './loaders/ImageLoader.js';
+export { ImageBitmapLoader } from './loaders/ImageBitmapLoader.js';
+export { FileLoader } from './loaders/FileLoader.js';
+export { Loader } from './loaders/Loader.js';
+export { LoaderUtils } from './loaders/LoaderUtils.js';
+export { Cache } from './loaders/Cache.js';
+export { AudioLoader } from './loaders/AudioLoader.js';
+export { SpotLight } from './lights/SpotLight.js';
+export { PointLight } from './lights/PointLight.js';
+export { RectAreaLight } from './lights/RectAreaLight.js';
+export { HemisphereLight } from './lights/HemisphereLight.js';
+export { DirectionalLight } from './lights/DirectionalLight.js';
+export { AmbientLight } from './lights/AmbientLight.js';
+export { Light } from './lights/Light.js';
+export { LightProbe } from './lights/LightProbe.js';
+export { StereoCamera } from './cameras/StereoCamera.js';
+export { PerspectiveCamera } from './cameras/PerspectiveCamera.js';
+export { OrthographicCamera } from './cameras/OrthographicCamera.js';
+export { CubeCamera } from './cameras/CubeCamera.js';
+export { ArrayCamera } from './cameras/ArrayCamera.js';
+export { Camera } from './cameras/Camera.js';
+export { AudioListener } from './audio/AudioListener.js';
+export { PositionalAudio } from './audio/PositionalAudio.js';
+export { AudioContext } from './audio/AudioContext.js';
+export { AudioAnalyser } from './audio/AudioAnalyser.js';
+export { Audio } from './audio/Audio.js';
+export { VectorKeyframeTrack } from './animation/tracks/VectorKeyframeTrack.js';
+export { StringKeyframeTrack } from './animation/tracks/StringKeyframeTrack.js';
+export { QuaternionKeyframeTrack } from './animation/tracks/QuaternionKeyframeTrack.js';
+export { NumberKeyframeTrack } from './animation/tracks/NumberKeyframeTrack.js';
+export { ColorKeyframeTrack } from './animation/tracks/ColorKeyframeTrack.js';
+export { BooleanKeyframeTrack } from './animation/tracks/BooleanKeyframeTrack.js';
+export { PropertyMixer } from './animation/PropertyMixer.js';
+export { PropertyBinding } from './animation/PropertyBinding.js';
+export { KeyframeTrack } from './animation/KeyframeTrack.js';
+export { AnimationUtils } from './animation/AnimationUtils.js';
+export { AnimationObjectGroup } from './animation/AnimationObjectGroup.js';
+export { AnimationMixer } from './animation/AnimationMixer.js';
+export { AnimationClip } from './animation/AnimationClip.js';
+export { AnimationAction } from './animation/AnimationAction.js';
+export { RenderTarget } from './core/RenderTarget.js';
+export { Uniform } from './core/Uniform.js';
+export { UniformsGroup } from './core/UniformsGroup.js';
+export { InstancedBufferGeometry } from './core/InstancedBufferGeometry.js';
+export { BufferGeometry } from './core/BufferGeometry.js';
+export { InterleavedBufferAttribute } from './core/InterleavedBufferAttribute.js';
+export { InstancedInterleavedBuffer } from './core/InstancedInterleavedBuffer.js';
+export { InterleavedBuffer } from './core/InterleavedBuffer.js';
+export { InstancedBufferAttribute } from './core/InstancedBufferAttribute.js';
+export { GLBufferAttribute } from './core/GLBufferAttribute.js';
+export * from './core/BufferAttribute.js';
+export { Object3D } from './core/Object3D.js';
+export { Raycaster } from './core/Raycaster.js';
+export { Layers } from './core/Layers.js';
+export { EventDispatcher } from './core/EventDispatcher.js';
+export { Clock } from './core/Clock.js';
+export { QuaternionLinearInterpolant } from './math/interpolants/QuaternionLinearInterpolant.js';
+export { LinearInterpolant } from './math/interpolants/LinearInterpolant.js';
+export { DiscreteInterpolant } from './math/interpolants/DiscreteInterpolant.js';
+export { CubicInterpolant } from './math/interpolants/CubicInterpolant.js';
+export { Interpolant } from './math/Interpolant.js';
+export { Triangle } from './math/Triangle.js';
+export { MathUtils } from './math/MathUtils.js';
+export { Spherical } from './math/Spherical.js';
+export { Cylindrical } from './math/Cylindrical.js';
+export { Plane } from './math/Plane.js';
+export { Frustum } from './math/Frustum.js';
+export { Sphere } from './math/Sphere.js';
+export { Ray } from './math/Ray.js';
+export { Matrix4 } from './math/Matrix4.js';
+export { Matrix3 } from './math/Matrix3.js';
+export { Box3 } from './math/Box3.js';
+export { Box2 } from './math/Box2.js';
+export { Line3 } from './math/Line3.js';
+export { Euler } from './math/Euler.js';
+export { Vector4 } from './math/Vector4.js';
+export { Vector3 } from './math/Vector3.js';
+export { Vector2 } from './math/Vector2.js';
+export { Quaternion } from './math/Quaternion.js';
+export { Color } from './math/Color.js';
+export { ColorManagement } from './math/ColorManagement.js';
+export { SphericalHarmonics3 } from './math/SphericalHarmonics3.js';
+export { SpotLightHelper } from './helpers/SpotLightHelper.js';
+export { SkeletonHelper } from './helpers/SkeletonHelper.js';
+export { PointLightHelper } from './helpers/PointLightHelper.js';
+export { HemisphereLightHelper } from './helpers/HemisphereLightHelper.js';
+export { GridHelper } from './helpers/GridHelper.js';
+export { PolarGridHelper } from './helpers/PolarGridHelper.js';
+export { DirectionalLightHelper } from './helpers/DirectionalLightHelper.js';
+export { CameraHelper } from './helpers/CameraHelper.js';
+export { BoxHelper } from './helpers/BoxHelper.js';
+export { Box3Helper } from './helpers/Box3Helper.js';
+export { PlaneHelper } from './helpers/PlaneHelper.js';
+export { ArrowHelper } from './helpers/ArrowHelper.js';
+export { AxesHelper } from './helpers/AxesHelper.js';
+export * from './extras/curves/Curves.js';
+export { Shape } from './extras/core/Shape.js';
+export { Path } from './extras/core/Path.js';
+export { ShapePath } from './extras/core/ShapePath.js';
+export { CurvePath } from './extras/core/CurvePath.js';
+export { Curve } from './extras/core/Curve.js';
+export { DataUtils } from './extras/DataUtils.js';
+export { ImageUtils } from './extras/ImageUtils.js';
+export { ShapeUtils } from './extras/ShapeUtils.js';
+export { PMREMGenerator } from './extras/PMREMGenerator.js';
+export { WebGLUtils } from './renderers/webgl/WebGLUtils.js';
+export { createCanvasElement } from './utils.js';
+export * from './constants.js';
+export * from './Three.Legacy.js';
+
+if ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) {
+
+	__THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'register', { detail: {
+		revision: REVISION,
+	} } ) );
+
+}
+
+if ( typeof window !== 'undefined' ) {
+
+	if ( window.__THREE__ ) {
+
+		console.warn( 'WARNING: Multiple instances of Three.js being imported.' );
+
+	} else {
+
+		window.__THREE__ = REVISION;
+
+	}
+
+}