All files / src/custom-nodes/debug-protection-nodes DebugProtectionFunctionNode.ts

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import * as format from 'string-template';
 
import { TNodeWithBlockStatement } from '../../types/node/TNodeWithBlockStatement';
import { TObfuscationEvent } from '../../types/event-emitters/TObfuscationEvent';
 
import { IOptions } from '../../interfaces/options/IOptions';
 
import { ObfuscationEvents } from '../../enums/ObfuscationEvents';
 
import { DebugProtectionFunctionTemplate } from '../../templates/custom-nodes/debug-protection-nodes/debug-protection-function-node/DebugProtectionFunctionTemplate';
 
import { AbstractCustomNode } from '../AbstractCustomNode';
import { NodeAppender } from '../../node/NodeAppender';
import { Utils } from '../../Utils';
 
export class DebugProtectionFunctionNode extends AbstractCustomNode {
    /**
     * @type {TObfuscationEvent}
     */
    protected readonly appendEvent: TObfuscationEvent = ObfuscationEvents.BeforeObfuscation;
 
    /**
     * @type {string}
     */
    private debugProtectionFunctionName: string;
 
    /**
     * @param debugProtectionFunctionName
     * @param options
     */
    constructor (debugProtectionFunctionName: string, options: IOptions) {
        super(options);
 
        this.debugProtectionFunctionName = debugProtectionFunctionName;
    }
 
    /**
     * @param blockScopeNode
     */
    public appendNode (blockScopeNode: TNodeWithBlockStatement): void {
        let programBodyLength: number = blockScopeNode.body.length,
            randomIndex: number = Utils.getRandomInteger(0, programBodyLength);
 
        NodeAppender.insertNodeAtIndex(blockScopeNode, this.getNode(), randomIndex);
    }
 
    /**
     * @returns {string}
     */
    public getCode (): string {
        return format(DebugProtectionFunctionTemplate(), {
            debugProtectionFunctionName: this.debugProtectionFunctionName
        });
    }
}