Install wit-deps-cli to manage WIT dependencies
cargo install wit-deps-cli
Install wasm-tools
cargo install wasm-tools
Install JavaScript Wasm Component Tools
npm install -g @bytecodealliance/jco
Use rust nightly toolchain
Rust Host Demo
cargo +nightly watch -q -c -w src/ -x run
cargo +nightly watch -q -c -w tests/ -x "test -- --nocapture"
JavaScript Host Demo
jco transpile http_endpoint_{name}_component.wasm -o wasm --map taldawasm:main/http-outgoing=../target/fetch.js
npm run start
Build a wasm component
cargo build --target wasm32-unknown-unknown --release
wasm-tools component new ./target/wasm32-unknown-unknown/release/http_endpoint_example.wasm -o ./target/wasm32-unknown-unknown/release/http_endpoint_component.wasm