perf(rs-sdk): optimize wasm-sdk bundle size

packages/js-evo-sdk/package.json

@@ -2,15 +2,15 @@
   "name": "@dashevo/evo-sdk",
   "version": "2.1.0-dev.5",
   "type": "module",
-  "main": "./dist/sdk.js",
+  "main": "./dist/evo-sdk.module.js",
   "types": "./dist/sdk.d.ts",
   "exports": {
     ".": {
       "types": "./dist/sdk.d.ts",
-      "import": "./dist/sdk.js"
+      "import": "./dist/evo-sdk.module.js"
     },
     "./module": {
-      "import": "./dist/sdk.js"
+      "import": "./dist/evo-sdk.module.js"
     }
   },
   "sideEffects": false,

packages/js-evo-sdk/src/wasm.ts

@@ -1,5 +1,5 @@
 // ESM wrapper around @dashevo/wasm-sdk with one-time init
-import initWasmSdk, * as wasm from '@dashevo/wasm-sdk';
+import initWasmSdk, * as wasm from '@dashevo/wasm-sdk/compressed';
 
 let initPromise: Promise<any> | undefined;
 
@@ -11,5 +11,5 @@ export async function ensureInitialized(): Promise<void> {
 }
 
 // Re-export all wasm SDK symbols for convenience
-export * from '@dashevo/wasm-sdk';
-export { default } from '@dashevo/wasm-sdk';
+export * from '@dashevo/wasm-sdk/compressed';
+export { default } from '@dashevo/wasm-sdk/compressed';

packages/js-evo-sdk/tsconfig.json

@@ -12,6 +12,7 @@
     "resolveJsonModule": true,
     "baseUrl": ".",
     "paths": {
+      "@dashevo/wasm-sdk/compressed": ["../wasm-sdk/dist/sdk.d.ts"],
       "@dashevo/wasm-sdk": ["../wasm-sdk/dist/sdk.d.ts"],
       "@dashevo/wasm-sdk/*": ["../wasm-sdk/dist/*"]
     }

packages/js-evo-sdk/webpack.config.cjs

@@ -29,7 +29,7 @@ const esm = {
   experiments: { outputModule: true },
   output: {
     path: path.resolve(__dirname, 'dist'),
-    filename: 'sdk.js',
+    filename: 'evo-sdk.module.js',
     library: { type: 'module' },
     module: true,
   },

packages/wasm-sdk/package.json

@@ -9,6 +9,10 @@
       "types": "./dist/sdk.d.ts",
       "import": "./dist/sdk.js"
     },
+    "./compressed": {
+      "types": "./dist/sdk.d.ts",
+      "import": "./dist/sdk.compressed.js"
+    },
     "./raw": {
       "types": "./dist/raw/wasm_sdk.d.ts",
       "import": "./dist/raw/wasm_sdk.js"

packages/wasm-sdk/scripts/bundle.cjs

@@ -13,6 +13,7 @@
 
 const fs = require('fs');
 const path = require('path');
+const zlib = require('zlib');
 
 const root = process.cwd();
 const pkgDir = path.join(root, 'pkg');
@@ -49,14 +50,31 @@ const sanitizedJs = rawJs.replace(defaultUrlRegex, "if (typeof module_or_path ==
 fs.writeFileSync(path.join(rawDir, 'wasm_sdk.no_url.js'), sanitizedJs);
 
 // Build single-file wrapper with inlined WASM and worker-based compile in the browser
-const wasmBase64 = fs.readFileSync(wasmPath).toString('base64');
+const wasmBytes = fs.readFileSync(wasmPath);
+const wasmBase64 = wasmBytes.toString('base64');
+const wasmGzip = zlib.gzipSync(wasmBytes, { level: zlib.constants.Z_BEST_COMPRESSION });
+const wasmGzipBase64 = wasmGzip.toString('base64');
+
 const wrapper = `// Single-file ESM wrapper around wasm-bindgen output.\n// - Inlines WASM bytes as base64.\n// - Exposes async default init() for both Node and browser.\n// - Browser compiles in a Web Worker and instantiates on main thread (fallback to async compile).\n// - Node uses initSync with inlined bytes (still awaitable for uniform API).\n\nimport rawInit, { initSync as rawInitSync } from './raw/wasm_sdk.no_url.js';\n\nexport * from './raw/wasm_sdk.no_url.js';\nexport { initSync } from './raw/wasm_sdk.no_url.js';\n\nconst __WASM_BASE64 = '${wasmBase64}';\nfunction __wasmBytes() {\n  if (typeof Buffer !== 'undefined' && typeof Buffer.from === 'function') {\n    return Buffer.from(__WASM_BASE64, 'base64');\n  }\n  const atobFn = (typeof atob === 'function') ? atob : (s) => globalThis.atob(s);\n  const bin = atobFn(__WASM_BASE64);\n  const len = bin.length;\n  const bytes = new Uint8Array(len);\n  for (let i = 0; i < len; i++) bytes[i] = bin.charCodeAt(i);\n  return bytes;\n}\n\nfunction __supportsWorker() {\n  return typeof Worker !== 'undefined' && typeof Blob !== 'undefined' && typeof URL !== 'undefined';\n}\n\nasync function __compileInWorker(bytes) {\n  if (!__supportsWorker()) {\n    return WebAssembly.compile(bytes);\n  }\n  const src = 'self.onmessage=async(e)=>{try{const m=await WebAssembly.compile(e.data);self.postMessage({ok:1,mod:m});}catch(err){self.postMessage({ok:0,err:String(err)});}}';\n  const blob = new Blob([src], { type: 'application/javascript' });\n  const url = URL.createObjectURL(blob);\n  return new Promise((resolve) => {\n    const w = new Worker(url);\n    w.onmessage = (ev) => {\n      URL.revokeObjectURL(url);\n      w.terminate();\n      const d = ev.data || {};\n      if (d.ok && d.mod) {\n        resolve(d.mod);\n      } else {\n        resolve(WebAssembly.compile(bytes));\n      }\n    };\n    // Transfer the underlying buffer to avoid copy\n    try {\n      w.postMessage(bytes.buffer, [bytes.buffer]);\n    } catch (_) {\n      // If transfer fails (detached), send a copy\n      w.postMessage(new Uint8Array(bytes));\n    }\n  });\n}\n\nconst isNode = typeof window === 'undefined' && typeof process !== 'undefined' && !!(process.versions && process.versions.node);\n\nexport default async function init(moduleOrPath) {\n  if (isNode) {\n    if (typeof moduleOrPath === 'undefined') {\n      const bytes = __wasmBytes();\n      return rawInitSync({ module: bytes });\n    }\n    return rawInit(moduleOrPath);\n  }\n  if (typeof moduleOrPath === 'undefined') {\n    const bytes = __wasmBytes();\n    let mod;\n    try {\n      mod = await __compileInWorker(bytes);\n    } catch (_) {\n      mod = await WebAssembly.compile(bytes);\n    }\n    return rawInit({ module_or_path: mod });\n  }\n  return rawInit(moduleOrPath);\n}\n`;
 fs.writeFileSync(path.join(distDir, 'sdk.js'), wrapper);
+
+const compressedWrapper = `// Gzip-compressed single-file ESM wrapper around wasm-bindgen output.\n// - Inlines WASM as base64 gzip payload to reduce bundle size.\n// - Decompresses off-thread when possible to minimize main-thread work.\n// - Preserves async init() API shape.\n\nimport rawInit, { initSync as rawInitSync } from './raw/wasm_sdk.no_url.js';\n\nexport * from './raw/wasm_sdk.no_url.js';\nexport { initSync } from './raw/wasm_sdk.no_url.js';\n\nconst __WASM_COMPRESSED_BASE64 = '${wasmGzipBase64}';\nconst __WASM_COMPRESSION = 'gzip';\nconst isNode = typeof window === 'undefined' && typeof process !== 'undefined' && !!(process.versions && process.versions.node);\n\nfunction __decodeBase64(source) {\n  if (typeof Buffer !== 'undefined' && typeof Buffer.from === 'function') {\n    return Buffer.from(source, 'base64');\n  }\n  const atobFn = (typeof atob === 'function') ? atob : (s) => globalThis.atob(s);\n  const bin = atobFn(source);\n  const len = bin.length;\n  const bytes = new Uint8Array(len);\n  for (let i = 0; i < len; i++) bytes[i] = bin.charCodeAt(i);\n  return bytes;\n}\n\nasync function __decompress(bytes) {\n  if (!__WASM_COMPRESSION) {\n    return bytes;\n  }\n  if (isNode) {\n    const { gunzipSync } = await import(/* webpackIgnore: true */ 'node:zlib');\n    const out = gunzipSync(bytes);\n    return out instanceof Uint8Array\n      ? out\n      : new Uint8Array(out.buffer, out.byteOffset, out.byteLength);\n  }\n  if (typeof Blob === 'function' && typeof Response === 'function' && typeof DecompressionStream === 'function') {\n    const res = new Response(\n      new Blob([bytes]).stream().pipeThrough(new DecompressionStream(__WASM_COMPRESSION))\n    );\n    const buf = await res.arrayBuffer();\n    return new Uint8Array(buf);\n  }\n  throw new Error('Gzip decompression not supported in this environment.');\n}\n\nasync function __wasmBytes(options = {}) {\n  const { decompress = true } = options;\n  if (!__WASM_COMPRESSION) {\n    throw new Error('Compression metadata missing.');\n  }\n  const compressed = __decodeBase64(__WASM_COMPRESSED_BASE64);\n  if (!decompress) {\n    return compressed;\n  }\n  return __decompress(compressed);\n}\n\nfunction __supportsWorker() {\n  return typeof Worker !== 'undefined' && typeof Blob !== 'undefined' && typeof URL !== 'undefined';\n}\n\nasync function __compileInWorker(compressedBytes) {\n  const bytes = compressedBytes instanceof Uint8Array ? compressedBytes : new Uint8Array(compressedBytes);\n  if (!__supportsWorker()) {\n    const decompressed = await __decompress(bytes);\n    return WebAssembly.compile(decompressed);\n  }\n  const src = "self.onmessage=async(event)=>{try{const data=event.data||{};let bytes=data.compressed;const compression=data.compression||null;if(!(bytes instanceof Uint8Array)){bytes=bytes?new Uint8Array(bytes):new Uint8Array();}if(compression){if(typeof Blob==='function'&&typeof Response==='function'&&typeof DecompressionStream==='function'){const res=new Response(new Blob([bytes]).stream().pipeThrough(new DecompressionStream(compression)));const buf=await res.arrayBuffer();bytes=new Uint8Array(buf);}else{throw new Error('DecompressionStream not available');}}const mod=await WebAssembly.compile(bytes);self.postMessage({ok:1,mod});}catch(err){self.postMessage({ok:0,err:String(err)})}}";\n  const blob = new Blob([src], { type: 'application/javascript' });\n  const url = URL.createObjectURL(blob);\n  return new Promise((resolve, reject) => {\n    const worker = new Worker(url);\n    const cleanup = () => {\n      URL.revokeObjectURL(url);\n      worker.terminate();\n    };\n    worker.onmessage = (ev) => {\n      const d = ev.data || {};\n      if (d.ok && d.mod) {\n        cleanup();\n        resolve(d.mod);\n      } else {\n        cleanup();\n        reject(new Error(d.err || 'Worker failed to compile WASM.'));\n      }\n    };\n    worker.onerror = (err) => {\n      cleanup();\n      reject(err instanceof Error ? err : new Error(String(err && err.message ? err.message : err)));\n    };\n    try {\n      worker.postMessage({ compressed: bytes, compression: __WASM_COMPRESSION });\n    } catch (postErr) {\n      cleanup();\n      reject(postErr);\n    }\n  });\n}\n\nexport default async function init(moduleOrPath) {\n  if (isNode) {\n    if (typeof moduleOrPath === 'undefined') {\n      const bytes = await __wasmBytes();\n      return rawInitSync({ module: bytes });\n    }\n    return rawInit(moduleOrPath);\n  }\n  if (typeof moduleOrPath === 'undefined') {\n    const compressedBytes = await __wasmBytes({ decompress: false });\n    let mod;\n    try {\n      mod = await __compileInWorker(compressedBytes);\n    } catch (_) {\n      const decompressed = await __decompress(compressedBytes);\n      mod = await WebAssembly.compile(decompressed);\n    }\n    return rawInit({ module_or_path: mod });\n  }\n  return rawInit(moduleOrPath);\n}\n`
+fs.writeFileSync(path.join(distDir, 'sdk.compressed.js'), compressedWrapper);
+
+const sdkJsPath = path.join(distDir, 'sdk.js');
+const sdkCompressedPath = path.join(distDir, 'sdk.compressed.js');
+
+const baseStat = fs.statSync(sdkJsPath);
+const compressedStat = fs.statSync(sdkCompressedPath);
+const baseGzipSize = zlib.gzipSync(fs.readFileSync(sdkJsPath)).length;
+const compressedGzipSize = zlib.gzipSync(fs.readFileSync(sdkCompressedPath)).length;
+
 fs.copyFileSync(dtsPath, path.join(distDir, 'sdk.d.ts'));
 
 // Basic report
-const outStat = fs.statSync(path.join(distDir, 'sdk.js'));
-console.log(`Wrote dist/sdk.js (${outStat.size} bytes) single-file wrapper (inline WASM)`);
+console.log(`Wrote dist/sdk.js (${baseStat.size} bytes) single-file wrapper (inline WASM)`);
+console.log(`Wrote dist/sdk.compressed.js (${compressedStat.size} bytes) gzip inline wrapper`);
+console.log(`gzip(sdk.js): ${baseGzipSize} bytes | gzip(sdk.compressed.js): ${compressedGzipSize} bytes`);
 console.log('Wrote dist/sdk.d.ts');
 console.log('Copied extra type declarations (if any)');
 console.log('Wrote dist/raw/* (separate JS + WASM)');

packages/wasm-sdk/tests/functional/dpns.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Document queries', function describeDocumentQueries() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/epochs-blocks.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Epochs and evonode blocks', function describeEpochs() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/groups.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Group queries', function describeGroupQueries() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/identities.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Identity queries', function describeBlock() {
   this.timeout(90000);

packages/wasm-sdk/tests/functional/protocol.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Protocol versions', function describeProtocolVersions() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/status.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Status endpoint', function describeBlock() {
   this.timeout(30000);

packages/wasm-sdk/tests/functional/system.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('System info', function describeSystemInfo() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/token-pricing.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Token pricing', function describeTokenPricing() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/tokens.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Token queries', function describeTokenQueries() {
   this.timeout(60000);

packages/wasm-sdk/tests/functional/transitions.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 const TOKEN_CONTRACT = 'H7FRpZJqZK933r9CzZMsCuf1BM34NT5P2wSJyjDkprqy';
 const TEST_IDENTITY = '5DbLwAxGBzUzo81VewMUwn4b5P4bpv9FNFybi25XB5Bk';

packages/wasm-sdk/tests/functional/utilities.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Utilities', function describeUtilities() {
   before(async () => { await init(); });

packages/wasm-sdk/tests/functional/voting.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Contested resources & voting', function describeContestedResources() {
   this.timeout(60000);

packages/wasm-sdk/tests/unit/address-validation.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Address validation', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/api-availability.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('API availability (exports and methods)', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/builder.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('WasmSdkBuilder', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/derivation.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Key derivation', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/dpns-utils.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('DPNS utils (homograph + validation)', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/errors.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('WasmSdkError shape (unit)', () => {
   before(async () => {

packages/wasm-sdk/tests/unit/extended-keys.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Extended keys', () => {
   const TEST_MNEMONIC = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about';

packages/wasm-sdk/tests/unit/key-generation.spec.mjs

@@ -1,4 +1,4 @@
-import init, * as sdk from '../../dist/sdk.js';
+import init, * as sdk from '../../dist/sdk.compressed.js';
 
 describe('Keys and mnemonics', () => {
   const TEST_MNEMONIC = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about';