refactor(bindings/ts): Inline Wasm file into wasm.js (#9139)

**Description:**

Requested by https://github.com/marco-ippolito/node/pull/2/files#r1665267733

.github/workflows/publish-core.yml

@@ -506,6 +506,8 @@ jobs:
     if: ${{ startsWith(github.ref, 'refs/tags/v') || startsWith(github.ref, 'refs/heads/ci') }}
     name: Build - wasm (${{ matrix.settings.npm }}) for node.js
     runs-on: ubuntu-latest
+    env:
+      CARGO_PROFILE_RELEASE_LTO: "fat"
     strategy:
       fail-fast: false
       matrix:
@@ -554,13 +556,18 @@ jobs:
       - name: Build
         working-directory: bindings/${{ matrix.settings.crate }}
         run: |
-          wasm-pack build --out-name wasm --release --scope=swc --target ${{ matrix.settings.target }}
+          # If scripts/build.sh exists, apply it
+          if [ -f scripts/build.sh ]; then
+            scripts/build.sh
+          else
+            wasm-pack build --out-name wasm --release --scope=swc --target ${{ matrix.settings.target }}
+          fi
           sed -i -e 's/"name": "@swc\/${{ matrix.settings.crate }}"/"name": "${{ matrix.settings.npm }}"/g' pkg/package.json
 
       - name: Publish
         if: ${{ startsWith(github.ref, 'refs/tags/v') }}
         run: |
-          (cd bindings/${{ matrix.settings.crate }}/pkg && yarn npm publish --access public --tag $NPM_TAG)
+          (cd bindings/${{ matrix.settings.crate }}/pkg && npm publish --access public --tag $NPM_TAG)
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

bindings/binding_core_wasm/scripts/test.sh

@@ -2,5 +2,5 @@
 
 set -eu
 
-./scripts/build.sh
+wasm-pack build --out-name wasm --release --scope=swc --target nodejs
 npx jest $@

bindings/binding_typescript_wasm/Cargo.toml

@@ -36,5 +36,3 @@ tracing = { version = "0.1.37", features = ["max_level_off"] }
 wasm-bindgen = { version = "0.2.82", features = ["enable-interning"] }
 wasm-bindgen-futures = { version = "0.4.41" }
 
-[package.metadata.wasm-pack.profile.release]
-wasm-opt = false

bindings/binding_typescript_wasm/scripts/build.sh

@@ -1 +1,9 @@
-wasm-pack build --debug --scope swc -t nodejs --features getrandom/js $@
+#!/usr/bin/env bash
+set -eux
+
+export CARGO_PROFILE_RELEASE_LTO="fat"
+export CARGO_PROFILE_RELEASE_OPT_LEVEL="z"
+wasm-pack build --out-name wasm --release --scope=swc --target nodejs
+ls -al ./pkg
+
+node ./scripts/patch.mjs

bindings/binding_typescript_wasm/scripts/patch.mjs

@@ -0,0 +1,24 @@
+import fs from 'node:fs/promises';
+
+
+const rawWasmFile = await fs.readFile('pkg/wasm_bg.wasm');
+const origJsFile = await fs.readFile('pkg/wasm.js', 'utf8');
+
+const base64 = rawWasmFile.toString('base64');
+
+const patchedJsFile = origJsFile
+    .replace(`const path = require('path').join(__dirname, 'wasm_bg.wasm');`, '')
+    .replace(`const bytes = require('fs').readFileSync(path);`, `
+const { Buffer } = require('node:buffer');
+const bytes = Buffer.from('${base64}', 'base64');`)
+
+await fs.writeFile('pkg/wasm.js', patchedJsFile);
+
+// Remove wasm file
+await fs.unlink('pkg/wasm_bg.wasm');
+
+// Remove wasm from .files section of package.json
+const pkgJsonFile = await fs.readFile('pkg/package.json', 'utf8');
+const pkgJson = JSON.parse(pkgJsonFile);
+pkgJson.files = pkgJson.files.filter(file => file !== 'wasm_bg.wasm');
+await fs.writeFile('pkg/package.json', JSON.stringify(pkgJson, null, 2));