mirror of
https://git.pumpin.online/funkpower/typikon.git
synced 2026-10-22 18:57:13 +00:00
56 lines
2.1 KiB
Bash
56 lines
2.1 KiB
Bash
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#!/usr/bin/env bash
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# Build the npm package into npm/dist.
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#
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# npm/build.sh # needs wasm-bindgen-cli at the version below
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# WASM_BINDGEN=/path/to/wasm-bindgen npm/build.sh
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#
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# Two builds go in: `node/` for Node, which loads the module itself, and
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# `web/` for browsers and bundlers, which cannot compile WebAssembly
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# synchronously on the main thread and so has to be awaited. The exports map
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# in package.json picks between them.
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set -euo pipefail
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root="$(cd "$(dirname "$0")/.." && pwd)"
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cd "$root"
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version="$(sed -n 's/^version = "\(.*\)"/\1/p' Cargo.toml | head -1)"
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bindgen="${WASM_BINDGEN:-wasm-bindgen}"
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dist="npm/dist"
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command -v "$bindgen" >/dev/null || {
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echo "wasm-bindgen is not on PATH. cargo install wasm-bindgen-cli --version \
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$(sed -n 's/^wasm-bindgen = { version = "\(.*\)".*/\1/p' Cargo.toml)" >&2
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exit 1
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}
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cargo build --lib --release --target wasm32-unknown-unknown --features wasm
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rm -rf "$dist"
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for target in nodejs web; do
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out="$dist/$([ "$target" = nodejs ] && echo node || echo web)"
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"$bindgen" --target "$target" --out-dir "$out" --out-name typikon \
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target/wasm32-unknown-unknown/release/typikon.wasm
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# wasm-bindgen writes an overridden parameter type without the optional
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# marker, so an options argument nobody wants to pass has to be passed as
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# `undefined`. The override is what gives the argument a real type at all;
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# this restores the `?` it costs.
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sed -i 's/options: Options/options?: Options/g' "$out/typikon.d.ts"
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done
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# wasm-opt, where it is to hand. Worth about a fifth of the file.
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if command -v wasm-opt >/dev/null; then
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for w in "$dist"/*/typikon_bg.wasm; do
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wasm-opt -Oz -o "$w.opt" "$w" && mv "$w.opt" "$w"
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done
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fi
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sed "s/@VERSION@/$version/" npm/package.json.in > "$dist/package.json"
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# The package is ESM; the Node build is what wasm-bindgen emits for Node, which
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# is CommonJS. One file says so for that directory alone.
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echo '{ "type": "commonjs" }' > "$dist/node/package.json"
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cp npm/README.md "$dist/README.md"
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cp LICENSE "$dist/LICENSE"
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echo "built $dist, version $version"
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du -h "$dist"/*/typikon_bg.wasm
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