From 50ab3561207a5ce18a86819393b76284c1ca8e40 Mon Sep 17 00:00:00 2001 From: Sam Szuflita Date: Wed, 2 Dec 2020 15:29:40 -0500 Subject: [PATCH] Add the stuff --- .appveyor.yml | 11 +++ .cargo-ok | 0 .gitignore | 6 ++ .travis.yml | 69 ++++++++++++++++++ Cargo.toml | 37 ++++++++++ LICENSE_APACHE | 176 ++++++++++++++++++++++++++++++++++++++++++++++ LICENSE_MIT | 25 +++++++ README.md | 69 ++++++++++++++++++ package-lock.json | 3 + src/lib.rs | 133 +++++++++++++++++++++++++++++++++++ src/utils.rs | 10 +++ tests/web.rs | 13 ++++ www | 1 + 13 files changed, 553 insertions(+) create mode 100644 .appveyor.yml create mode 100644 .cargo-ok create mode 100644 .gitignore create mode 100644 .travis.yml create mode 100644 Cargo.toml create mode 100644 LICENSE_APACHE create mode 100644 LICENSE_MIT create mode 100644 README.md create mode 100644 package-lock.json create mode 100644 src/lib.rs create mode 100644 src/utils.rs create mode 100644 tests/web.rs create mode 160000 www diff --git a/.appveyor.yml b/.appveyor.yml new file mode 100644 index 0000000..50910bd --- /dev/null +++ b/.appveyor.yml @@ -0,0 +1,11 @@ +install: + - appveyor-retry appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe + - if not defined RUSTFLAGS rustup-init.exe -y --default-host x86_64-pc-windows-msvc --default-toolchain nightly + - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin + - rustc -V + - cargo -V + +build: false + +test_script: + - cargo test --locked diff --git a/.cargo-ok b/.cargo-ok new file mode 100644 index 0000000..e69de29 diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..4e30131 --- /dev/null +++ b/.gitignore @@ -0,0 +1,6 @@ +/target +**/*.rs.bk +Cargo.lock +bin/ +pkg/ +wasm-pack.log diff --git a/.travis.yml b/.travis.yml new file mode 100644 index 0000000..7a91325 --- /dev/null +++ b/.travis.yml @@ -0,0 +1,69 @@ +language: rust +sudo: false + +cache: cargo + +matrix: + include: + + # Builds with wasm-pack. + - rust: beta + env: RUST_BACKTRACE=1 + addons: + firefox: latest + chrome: stable + before_script: + - (test -x $HOME/.cargo/bin/cargo-install-update || cargo install cargo-update) + - (test -x $HOME/.cargo/bin/cargo-generate || cargo install --vers "^0.2" cargo-generate) + - cargo install-update -a + - curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh -s -- -f + script: + - cargo generate --git . --name testing + # Having a broken Cargo.toml (in that it has curlies in fields) anywhere + # in any of our parent dirs is problematic. + - mv Cargo.toml Cargo.toml.tmpl + - cd testing + - wasm-pack build + - wasm-pack test --chrome --firefox --headless + + # Builds on nightly. + - rust: nightly + env: RUST_BACKTRACE=1 + before_script: + - (test -x $HOME/.cargo/bin/cargo-install-update || cargo install cargo-update) + - (test -x $HOME/.cargo/bin/cargo-generate || cargo install --vers "^0.2" cargo-generate) + - cargo install-update -a + - rustup target add wasm32-unknown-unknown + script: + - cargo generate --git . --name testing + - mv Cargo.toml Cargo.toml.tmpl + - cd testing + - cargo check + - cargo check --target wasm32-unknown-unknown + - cargo check --no-default-features + - cargo check --target wasm32-unknown-unknown --no-default-features + - cargo check --no-default-features --features console_error_panic_hook + - cargo check --target wasm32-unknown-unknown --no-default-features --features console_error_panic_hook + - cargo check --no-default-features --features "console_error_panic_hook wee_alloc" + - cargo check --target wasm32-unknown-unknown --no-default-features --features "console_error_panic_hook wee_alloc" + + # Builds on beta. + - rust: beta + env: RUST_BACKTRACE=1 + before_script: + - (test -x $HOME/.cargo/bin/cargo-install-update || cargo install cargo-update) + - (test -x $HOME/.cargo/bin/cargo-generate || cargo install --vers "^0.2" cargo-generate) + - cargo install-update -a + - rustup target add wasm32-unknown-unknown + script: + - cargo generate --git . --name testing + - mv Cargo.toml Cargo.toml.tmpl + - cd testing + - cargo check + - cargo check --target wasm32-unknown-unknown + - cargo check --no-default-features + - cargo check --target wasm32-unknown-unknown --no-default-features + - cargo check --no-default-features --features console_error_panic_hook + - cargo check --target wasm32-unknown-unknown --no-default-features --features console_error_panic_hook + # Note: no enabling the `wee_alloc` feature here because it requires + # nightly for now. diff --git a/Cargo.toml b/Cargo.toml new file mode 100644 index 0000000..61d8e71 --- /dev/null +++ b/Cargo.toml @@ -0,0 +1,37 @@ +[package] +name = "wasm-game-of-life" +version = "0.1.0" +authors = ["Sam Szuflita "] +edition = "2018" + +[lib] +crate-type = ["cdylib", "rlib"] + +[features] +default = ["console_error_panic_hook"] + +[dependencies] +wasm-bindgen = "0.2.63" + +# The `console_error_panic_hook` crate provides better debugging of panics by +# logging them with `console.error`. This is great for development, but requires +# all the `std::fmt` and `std::panicking` infrastructure, so isn't great for +# code size when deploying. +console_error_panic_hook = { version = "0.1.6", optional = true } + +# `wee_alloc` is a tiny allocator for wasm that is only ~1K in code size +# compared to the default allocator's ~10K. It is slower than the default +# allocator, however. +# +# Unfortunately, `wee_alloc` requires nightly Rust when targeting wasm for now. +wee_alloc = { version = "0.4.5", optional = true } + +[dev-dependencies] +wasm-bindgen-test = "0.3.13" + +[profile.release] +# Tell `rustc` to optimize for small code size. +opt-level = "s" + +[package.metadata.wasm-pack.profile.release] +# wasm-opt = ["-Oz", "--enable-mutable-globals"] \ No newline at end of file diff --git a/LICENSE_APACHE b/LICENSE_APACHE new file mode 100644 index 0000000..1b5ec8b --- /dev/null +++ b/LICENSE_APACHE @@ -0,0 +1,176 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + +TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + +1. 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In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + +9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + +END OF TERMS AND CONDITIONS diff --git a/LICENSE_MIT b/LICENSE_MIT new file mode 100644 index 0000000..adf3c6a --- /dev/null +++ b/LICENSE_MIT @@ -0,0 +1,25 @@ +Copyright (c) 2018 Sam Szuflita + +Permission is hereby granted, free of charge, to any +person obtaining a copy of this software and associated +documentation files (the "Software"), to deal in the +Software without restriction, including without +limitation the rights to use, copy, modify, merge, +publish, distribute, sublicense, and/or sell copies of +the Software, and to permit persons to whom the Software +is furnished to do so, subject to the following +conditions: + +The above copyright notice and this permission notice +shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF +ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED +TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A +PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT +SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..1e4617a --- /dev/null +++ b/README.md @@ -0,0 +1,69 @@ +
+ +

wasm-pack-template

+ + A template for kick starting a Rust and WebAssembly project using wasm-pack. + +

+ Build Status +

+ +

+ Tutorial + | + Chat +

+ + Built with 🦀🕸 by The Rust and WebAssembly Working Group +
+ +## About + +[**📚 Read this template tutorial! 📚**][template-docs] + +This template is designed for compiling Rust libraries into WebAssembly and +publishing the resulting package to NPM. + +Be sure to check out [other `wasm-pack` tutorials online][tutorials] for other +templates and usages of `wasm-pack`. + +[tutorials]: https://rustwasm.github.io/docs/wasm-pack/tutorials/index.html +[template-docs]: https://rustwasm.github.io/docs/wasm-pack/tutorials/npm-browser-packages/index.html + +## 🚴 Usage + +### 🐑 Use `cargo generate` to Clone this Template + +[Learn more about `cargo generate` here.](https://github.com/ashleygwilliams/cargo-generate) + +``` +cargo generate --git https://github.com/rustwasm/wasm-pack-template.git --name my-project +cd my-project +``` + +### 🛠️ Build with `wasm-pack build` + +``` +wasm-pack build +``` + +### 🔬 Test in Headless Browsers with `wasm-pack test` + +``` +wasm-pack test --headless --firefox +``` + +### 🎁 Publish to NPM with `wasm-pack publish` + +``` +wasm-pack publish +``` + +## 🔋 Batteries Included + +* [`wasm-bindgen`](https://github.com/rustwasm/wasm-bindgen) for communicating + between WebAssembly and JavaScript. +* [`console_error_panic_hook`](https://github.com/rustwasm/console_error_panic_hook) + for logging panic messages to the developer console. +* [`wee_alloc`](https://github.com/rustwasm/wee_alloc), an allocator optimized + for small code size. diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..48e341a --- /dev/null +++ b/package-lock.json @@ -0,0 +1,3 @@ +{ + "lockfileVersion": 1 +} diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..44d8b6d --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,133 @@ +mod utils; + +use wasm_bindgen::prelude::*; + +// When the `wee_alloc` feature is enabled, use `wee_alloc` as the global +// allocator. +#[cfg(feature = "wee_alloc")] +#[global_allocator] +static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT; + + +#[wasm_bindgen] +#[repr(u8)] +#[derive(Clone, Copy, Debug, PartialEq, Eq)] +pub enum Cell { + Dead = 0, + Alive = 1, +} + +#[wasm_bindgen] +pub struct Universe { + width: u32, + height: u32, + cells: Vec, +} + +impl Universe { + fn get_index(&self, row: u32, column: u32) -> usize { + (row * self.width + column) as usize + } + + + fn live_neighbor_count(&self, row: u32, column: u32) -> u8 { + let mut count = 0; + for delta_row in [self.height - 1, 0, 1].iter().cloned() { + for delta_col in [self.width - 1, 0, 1].iter().cloned() { + if delta_row == 0 && delta_col == 0 { + continue; + } + + let neighbor_row = (row + delta_row) % self.height; + let neighbor_col = (column + delta_col) % self.width; + let idx = self.get_index(neighbor_row, neighbor_col); + count += self.cells[idx] as u8; + } + } + count + } +} + +/// Public methods, exported to JavaScript. +#[wasm_bindgen] +impl Universe { + pub fn tick(&mut self) { + let mut next = self.cells.clone(); + + for row in 0..self.height { + for col in 0..self.width { + let idx = self.get_index(row, col); + let cell = self.cells[idx]; + let live_neighbors = self.live_neighbor_count(row, col); + + let next_cell = match (cell, live_neighbors) { + // Rule 1: Any live cell with fewer than two live neighbours + // dies, as if caused by underpopulation. + (Cell::Alive, x) if x < 2 => Cell::Dead, + // Rule 2: Any live cell with two or three live neighbours + // lives on to the next generation. + (Cell::Alive, 2) | (Cell::Alive, 3) => Cell::Alive, + // Rule 3: Any live cell with more than three live + // neighbours dies, as if by overpopulation. + (Cell::Alive, x) if x > 3 => Cell::Dead, + // Rule 4: Any dead cell with exactly three live neighbours + // becomes a live cell, as if by reproduction. + (Cell::Dead, 3) => Cell::Alive, + // All other cells remain in the same state. + (otherwise, _) => otherwise, + }; + + next[idx] = next_cell; + } + } + + self.cells = next; + } +} + + +use std::fmt; + +impl fmt::Display for Universe { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + for line in self.cells.as_slice().chunks(self.width as usize) { + for &cell in line { + let symbol = if cell == Cell::Dead { '◻' } else { '◼' }; + write!(f, "{}", symbol)?; + } + write!(f, "\n")?; + } + + Ok(()) + } +} + +#[wasm_bindgen] +impl Universe { + // ... + + pub fn new() -> Universe { + let width = 64; + let height = 64; + + let cells = (0..width * height) + .map(|i| { + if i % 2 == 0 || i % 7 == 0 { + Cell::Alive + } else { + Cell::Dead + } + }) + .collect(); + + Universe { + width, + height, + cells, + } + } + + pub fn render(&self) -> String { + self.to_string() + } +} \ No newline at end of file diff --git a/src/utils.rs b/src/utils.rs new file mode 100644 index 0000000..b1d7929 --- /dev/null +++ b/src/utils.rs @@ -0,0 +1,10 @@ +pub fn set_panic_hook() { + // When the `console_error_panic_hook` feature is enabled, we can call the + // `set_panic_hook` function at least once during initialization, and then + // we will get better error messages if our code ever panics. + // + // For more details see + // https://github.com/rustwasm/console_error_panic_hook#readme + #[cfg(feature = "console_error_panic_hook")] + console_error_panic_hook::set_once(); +} diff --git a/tests/web.rs b/tests/web.rs new file mode 100644 index 0000000..de5c1da --- /dev/null +++ b/tests/web.rs @@ -0,0 +1,13 @@ +//! Test suite for the Web and headless browsers. + +#![cfg(target_arch = "wasm32")] + +extern crate wasm_bindgen_test; +use wasm_bindgen_test::*; + +wasm_bindgen_test_configure!(run_in_browser); + +#[wasm_bindgen_test] +fn pass() { + assert_eq!(1 + 1, 2); +} diff --git a/www b/www new file mode 160000 index 0000000..9ac3dff --- /dev/null +++ b/www @@ -0,0 +1 @@ +Subproject commit 9ac3dff9ebea4675e5c478bcdcbc0fd547d1529f