feat: initialization will run only once

lib/DashPlatformProtocol.js

@@ -1,4 +1,4 @@
-const getRE2Class = require('@dashevo/re2-wasm').default;
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
 const createAjv = require('./ajv/createAjv');
 
 const JsonSchemaValidator = require('./validation/JsonSchemaValidator');
@@ -19,38 +19,57 @@ class DashPlatformProtocol {
    * @param {JsonSchemaValidator} [options.jsonSchemaValidator]
    */
   constructor(options = {}) {
-    this.stateRepository = options.stateRepository;
+    this.options = options;
 
-    this.jsonSchemaValidator = options.jsonSchemaValidator;
+    this.stateRepository = undefined;
+    this.jsonSchemaValidator = undefined;
+    this.initialized = undefined;
   }
 
+  /**
+   * Initialize
+   *
+   * @return {Promise<boolean>}
+   */
   async initialize() {
-    if (this.jsonSchemaValidator === undefined) {
-      const ajv = await createAjv();
-
-      this.jsonSchemaValidator = new JsonSchemaValidator(ajv);
+    if (this.initialized) {
+      return this.initialized;
     }
 
-    const RE2 = await getRE2Class();
-    this.dataContract = new DataContractFacade(
-      this.jsonSchemaValidator,
-      RE2,
-    );
-
-    this.document = new DocumentFacade(
-      this.stateRepository,
-      this.jsonSchemaValidator,
-    );
-
-    this.stateTransition = new StateTransitionFacade(
-      this.stateRepository,
-      this.jsonSchemaValidator,
-      RE2,
-    );
-
-    this.identity = new IdentityFacade(
-      this.jsonSchemaValidator,
-    );
+    this.initialized = getRE2Class().then((RE2) => {
+      this.stateRepository = this.options.stateRepository;
+
+      this.jsonSchemaValidator = this.options.jsonSchemaValidator;
+      if (this.jsonSchemaValidator === undefined) {
+        const ajv = createAjv(RE2);
+
+        this.jsonSchemaValidator = new JsonSchemaValidator(ajv);
+      }
+
+      this.dataContract = new DataContractFacade(
+        this.jsonSchemaValidator,
+        RE2,
+      );
+
+      this.document = new DocumentFacade(
+        this.stateRepository,
+        this.jsonSchemaValidator,
+      );
+
+      this.stateTransition = new StateTransitionFacade(
+        this.stateRepository,
+        this.jsonSchemaValidator,
+        RE2,
+      );
+
+      this.identity = new IdentityFacade(
+        this.jsonSchemaValidator,
+      );
+
+      return true;
+    });
+
+    return this.initialized;
   }
 
   /**

lib/ajv/createAjv.js

@@ -7,10 +7,11 @@ const addByteArrayKeyword = require('./keywords/byteArray/addByteArrayKeyword');
 const injectRE2 = require('./injectRE2');
 
 /**
- * @return {Promise<ajv.Ajv>}
+ * @param {Function} RE2
+ * @return {Ajv2020}
  */
-async function createAjv() {
-  await injectRE2();
+function createAjv(RE2) {
+  injectRE2(RE2);
 
   const ajv = new Ajv({
     strictTypes: true,

lib/ajv/injectRE2.js

@@ -1,11 +1,10 @@
-const { default: getRE2Class } = require('@dashevo/re2-wasm');
-
 const codegen = require('ajv/dist/compile/codegen');
 const code = require('ajv/dist/vocabularies/code');
 
-async function injectRE2() {
-  const RE2 = await getRE2Class();
-
+/**
+ * @param {Function} RE2
+ */
+function injectRE2(RE2) {
   global.RE2 = RE2;
 
   code.usePattern = function usePattern({ gen }, pattern) {

lib/ajv/keywords/byteArray/addByteArrayKeyword.js

@@ -1,7 +1,7 @@
 const byteArray = require('./byteArray');
 
 /**
- * @param {ajv.Ajv} ajv
+ * @param {Ajv2020} ajv
  */
 function addByteArrayKeyword(ajv) {
   ajv.addKeyword(byteArray);

test/integration/dataContract/stateTransition/validation/validateDataContractCreateTransitionStructureFactory.spec.js

@@ -1,5 +1,7 @@
 const crypto = require('crypto');
 
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../../lib/ajv/createAjv');
 
 const JsonSchemaValidator = require('../../../../../lib/validation/JsonSchemaValidator');
@@ -56,7 +58,9 @@ describe('validateDataContractCreateTransitionStructureFactory', () => {
       new ValidationResult(),
     );
 
-    const ajv = await createAjv();
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
     const jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     // eslint-disable-next-line max-len

test/integration/dataContract/validateDataContractFactory.spec.js

@@ -1,4 +1,5 @@
-const getRE2Class = require('@dashevo/re2-wasm').default;
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const $RefParser = require('@apidevtools/json-schema-ref-parser');
 
 const createAjv = require('../../../lib/ajv/createAjv');
@@ -41,7 +42,8 @@ describe('validateDataContractFactory', function main() {
     dataContract = getDataContractFixture();
     rawDataContract = dataContract.toObject();
 
-    const jsonSchemaValidator = new JsonSchemaValidator(await createAjv());
+    const ajv = createAjv(RE2);
+    const jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     const validateDataContractMaxDepth = validateDataContractMaxDepthFactory($RefParser);
 

test/integration/document/stateTransition/validation/structure/validateDocumentsBatchTransitionStructureFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../../../lib/ajv/createAjv');
 
 const Document = require('../../../../../../lib/document/Document');
@@ -90,7 +92,10 @@ describe('validateDocumentsBatchTransitionStructureFactory', () => {
     stateRepositoryMock = createStateRepositoryMock(this.sinonSandbox);
     stateRepositoryMock.fetchDataContract.resolves(dataContract);
 
-    validator = new JsonSchemaValidator(await createAjv());
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
+    validator = new JsonSchemaValidator(ajv);
 
     enrichSpy = this.sinonSandbox.spy(enrichDataContractWithBaseSchema);
 

test/integration/document/validateDocumentFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../lib/ajv/createAjv');
 
 const JsonSchemaValidator = require('../../../lib/validation/JsonSchemaValidator');
@@ -31,9 +33,11 @@ describe('validateDocumentFactory', () => {
   let validator;
 
   beforeEach(async function beforeEach() {
-    const ajv = await createAjv();
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
 
     validator = new JsonSchemaValidator(ajv);
+
     this.sinonSandbox.spy(validator, 'validate');
 
     dataContract = getDataContractFixture();

test/integration/identity/stateTransition/assetLockProof/chain/validateChainAssetLockProofStructureFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../../../lib/ajv/createAjv');
 
 const getChainAssetLockFixture = require('../../../../../../lib/test/fixtures/getChainAssetLockProofFixture');
@@ -32,7 +34,10 @@ describe('validateChainAssetLockProofStructureFactory', () => {
 
     rawProof = assetLock.toObject();
 
-    jsonSchemaValidator = new JsonSchemaValidator(await createAjv());
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
+    jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     stateRepositoryMock = createStateRepositoryMock(this.sinonSandbox);
 

test/integration/identity/stateTransition/assetLockProof/instant/validateInstantAssetLockProofStructureFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const rewiremock = require('rewiremock/node');
 
 const { Transaction } = require('@dashevo/dashcore-lib');
@@ -37,7 +39,10 @@ describe('validateInstantAssetLockProofStructureFactory', () => {
 
     rawProof = assetLock.toObject();
 
-    jsonSchemaValidator = new JsonSchemaValidator(await createAjv());
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
+    jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     stateRepositoryMock = createStateRepositoryMock(this.sinonSandbox);
     stateRepositoryMock.verifyInstantLock.resolves(true);

test/integration/identity/stateTransition/identityCreateTransition/validateIdentityCreateTransitionStructureFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../../lib/ajv/createAjv');
 
 const JsonSchemaValidator = require('../../../../../lib/validation/JsonSchemaValidator');
@@ -40,7 +42,9 @@ describe('validateIdentityCreateTransitionStructureFactory', () => {
     validateSignatureAgainstAssetLockPublicKeyMock = this.sinonSandbox.stub()
       .resolves(new ValidationResult());
 
-    const ajv = await createAjv();
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
     const jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     const proofValidationResult = new ValidationResult();

test/integration/identity/stateTransition/identityTopUpTransition/validateIdentityTopUpTransitionStructureFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../../lib/ajv/createAjv');
 
 const JsonSchemaValidator = require('../../../../../lib/validation/JsonSchemaValidator');
@@ -46,7 +48,9 @@ describe('validateIdentityTopUpTransitionStructureFactory', () => {
     validateSignatureAgainstAssetLockPublicKeyMock = this.sinonSandbox.stub()
       .resolves(new ValidationResult());
 
-    const ajv = await createAjv();
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
     const jsonSchemaValidator = new JsonSchemaValidator(ajv);
 
     validateIdentityTopUpTransitionStructure = validateIdentityTopUpTransitionStructureFactory(

test/integration/identity/validation/validateIdentityFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../lib/ajv/createAjv');
 
 const getIdentityFixture = require('../../../../lib/test/fixtures/getIdentityFixture');
@@ -27,7 +29,10 @@ describe('validateIdentityFactory', () => {
   let validatePublicKeysMock;
 
   beforeEach(async function beforeEach() {
-    const schemaValidator = new JsonSchemaValidator(await createAjv());
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
+    const schemaValidator = new JsonSchemaValidator(ajv);
 
     validatePublicKeysMock = this.sinonSandbox.stub().returns(new ValidationResult());
 

test/integration/identity/validation/validatePublicKeysFactory.spec.js

@@ -1,3 +1,5 @@
+const { default: getRE2Class } = require('@dashevo/re2-wasm');
+
 const createAjv = require('../../../../lib/ajv/createAjv');
 
 const JsonSchemaValidator = require(
@@ -33,7 +35,10 @@ describe('validatePublicKeysFactory', () => {
   beforeEach(async () => {
     ({ publicKeys: rawPublicKeys } = getIdentityFixture().toObject());
 
-    const validator = new JsonSchemaValidator(await createAjv());
+    const RE2 = await getRE2Class();
+    const ajv = createAjv(RE2);
+
+    const validator = new JsonSchemaValidator(ajv);
 
     validatePublicKeys = validatePublicKeysFactory(
       validator,