SB-6.1-PRE

node_modules/javascript-obfuscator/src/custom-code-helpers/AbstractCustomCodeHelperGroup.ts

@@ -0,0 +1,104 @@
+import { inject, injectable } from 'inversify';
+import { ServiceIdentifiers } from '../container/ServiceIdentifiers';
+
+import { TIdentifierNamesGeneratorFactory } from '../types/container/generators/TIdentifierNamesGeneratorFactory';
+import { TNodeWithStatements } from '../types/node/TNodeWithStatements';
+
+import { ICallsGraphData } from '../interfaces/analyzers/calls-graph-analyzer/ICallsGraphData';
+import { ICustomCodeHelper } from '../interfaces/custom-code-helpers/ICustomCodeHelper';
+import { ICustomCodeHelperGroup } from '../interfaces/custom-code-helpers/ICustomCodeHelperGroup';
+import { IIdentifierNamesGenerator } from '../interfaces/generators/identifier-names-generators/IIdentifierNamesGenerator';
+import { IOptions } from '../interfaces/options/IOptions';
+import { IRandomGenerator } from '../interfaces/utils/IRandomGenerator';
+
+import { CustomCodeHelper } from '../enums/custom-code-helpers/CustomCodeHelper';
+import { ObfuscationEvent } from '../enums/event-emitters/ObfuscationEvent';
+
+@injectable()
+export abstract class AbstractCustomCodeHelperGroup implements ICustomCodeHelperGroup {
+    /**
+     * @type {IIdentifierNamesGenerator}
+     */
+    protected readonly identifierNamesGenerator: IIdentifierNamesGenerator;
+
+    /**
+     * @type {IOptions}
+     */
+    protected readonly options: IOptions;
+
+    /**
+     * @type {IRandomGenerator}
+     */
+    protected readonly randomGenerator: IRandomGenerator;
+
+    /**
+     * @type {ObfuscationEvent}
+     */
+    protected abstract readonly appendEvent: ObfuscationEvent;
+
+    /**
+     * @type {Map<CustomCodeHelper, ICustomCodeHelper>}
+     */
+    protected abstract customCodeHelpers: Map <CustomCodeHelper, ICustomCodeHelper>;
+
+    /**
+     * @param {TIdentifierNamesGeneratorFactory} identifierNamesGeneratorFactory
+     * @param {IRandomGenerator} randomGenerator
+     * @param {IOptions} options
+     */
+    public constructor (
+        @inject(ServiceIdentifiers.Factory__IIdentifierNamesGenerator)
+            identifierNamesGeneratorFactory: TIdentifierNamesGeneratorFactory,
+        @inject(ServiceIdentifiers.IRandomGenerator) randomGenerator: IRandomGenerator,
+        @inject(ServiceIdentifiers.IOptions) options: IOptions
+    ) {
+        this.identifierNamesGenerator = identifierNamesGeneratorFactory(options);
+        this.randomGenerator = randomGenerator;
+        this.options = options;
+    }
+
+    /**
+     * @returns {ObfuscationEvent}
+     */
+    public getAppendEvent (): ObfuscationEvent {
+        return this.appendEvent;
+    }
+
+    /**
+     * @returns {Map<CustomCodeHelper, ICustomCodeHelper>}
+     */
+    public getCustomCodeHelpers (): Map <CustomCodeHelper, ICustomCodeHelper> {
+        return this.customCodeHelpers;
+    }
+
+    /**
+     * @param {CustomCodeHelper} customCodeHelperName
+     * @param {callback} callback
+     */
+    protected appendCustomNodeIfExist (customCodeHelperName: CustomCodeHelper, callback: (customCodeHelper: ICustomCodeHelper) => void): void {
+        const customCodeHelper: ICustomCodeHelper | undefined = this.customCodeHelpers.get(customCodeHelperName);
+
+        if (!customCodeHelper) {
+            return;
+        }
+
+        callback(customCodeHelper);
+    }
+
+    /**
+     * @param {number} callsGraphLength
+     * @returns {number}
+     */
+
+    protected getRandomCallsGraphIndex (callsGraphLength: number): number {
+        return this.randomGenerator.getRandomInteger(0, Math.max(0, Math.round(callsGraphLength - 1)));
+    }
+
+    /**
+     * @param {TNodeWithStatements} nodeWithStatements
+     * @param {ICallsGraphData[]} callsGraphData
+     */
+    public abstract appendNodes (nodeWithStatements: TNodeWithStatements, callsGraphData: ICallsGraphData[]): void;
+
+    public abstract initialize (): void;
+}