Add workflow to automatically build WASM files (#92)

.github/workflows/build_wasm.yml

@@ -0,0 +1,35 @@
+name: 'Build WebAssembly'
+
+on:
+  push:
+    tags: [ '*' ]
+
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: 'Checkout Repository'
+      uses: actions/checkout@v4
+
+    - name: 'Install wasm-pack'
+      run: |
+        curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+        export PATH="$HOME/.cargo/bin:$PATH"
+    
+    - name: 'Build WebAssembly'
+      run: |
+        rustup target add wasm32-unknown-unknown
+        pushd ./crates/lib
+        wasm-pack build --release --target web --out-name index
+        popd
+        mkdir -p artifacts
+        find crates/lib/pkg -type f \( -name "*.js" -o -name "*.d.ts" -o -name "*.wasm" \) -exec cp {} artifacts \;
+        
+    - name: 'Upload Artifacts'
+      uses: actions/upload-artifact@v4
+      with:
+        name: 'wasm'
+        path: artifacts/*

.github/workflows/tests.yml

@@ -50,7 +50,7 @@ jobs:
           rustup component add clippy
           cargo clippy --features=macro -- -D warnings
 
-  boostrap:
+  bootstrap:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout

Cargo.toml

@@ -18,3 +18,4 @@ lto = true
 codegen-units = 1
 panic = 'abort'
 strip = true
+

crates/lib/Cargo.toml

@@ -21,16 +21,19 @@ required-features = ["commandline"]
 [lib]
 name = "grass"
 path = "src/lib.rs"
-# crate-type = ["cdylib", "rlib"]
+crate-type = ["cdylib", "rlib"]
 bench = false
 
+
 [package.metadata.docs.rs]
 # To build locally:
 # RUSTDOCFLAGS="--cfg doc_cfg" cargo +nightly doc --features=macro --no-deps --open
 features = ["macro"]
 rustdoc-args = ["--cfg", "doc_cfg"]
 
 [dependencies]
+wasm-bindgen = { version = "0.2", optional = true }
+getrandom = { version = "0.2", features = ["js"] }
 grass_compiler = { path = "../compiler", version = "=0.13.2", default-features = false }
 include_sass = { path = "../include_sass", version = "0.13.2", optional = true }
 clap = { version = "4.3.10", optional = true }
@@ -41,7 +44,7 @@ default = ["commandline", "random"]
 # Option (enabled by default): build a binary using clap
 commandline = ["clap"]
 random = ["grass_compiler/random"]
-wasm-exports = ["grass_compiler/wasm-exports"]
+wasm-exports = ["grass_compiler/wasm-exports", "wasm-bindgen"]
 # Option: include the proc macro `include_sass!`
 macro = ["include_sass"]
 nightly = ["include_sass/nightly"]