All files / src/custom-nodes/control-flow-flattening-nodes BinaryExpressionFunctionNode.ts

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import { injectable, inject } from 'inversify';
import { ServiceIdentifiers } from '../../container/ServiceIdentifiers';
 
import { BinaryOperator } from 'estree';
 
import { TStatement } from '../../types/node/TStatement';
 
import { IOptions } from '../../interfaces/options/IOptions';
 
import { initializable } from '../../decorators/Initializable';
 
import { AbstractCustomNode } from '../AbstractCustomNode';
import { Nodes } from '../../node/Nodes';
import { NodeUtils } from '../../node/NodeUtils';
import { RandomGeneratorUtils } from '../../utils/RandomGeneratorUtils';
 
@injectable()
export class BinaryExpressionFunctionNode extends AbstractCustomNode {
    /**
     * @type {BinaryOperator}
     */
    @initializable()
    private operator: BinaryOperator;
 
    /**
     * @param options
     */
    constructor (
        @inject(ServiceIdentifiers.IOptions) options: IOptions
    ) {
        super(options);
    }
 
    /**
     * @param operator
     */
    public initialize (operator: BinaryOperator): void {
        this.operator = operator;
    }
 
    /**
     * @returns {TStatement[]}
     */
    protected getNodeStructure (): TStatement[] {
        const structure: TStatement = Nodes.getFunctionDeclarationNode(
            RandomGeneratorUtils.getRandomVariableName(1, true, false),
            [
                Nodes.getIdentifierNode('x'),
                Nodes.getIdentifierNode('y')
            ],
            Nodes.getBlockStatementNode([
                Nodes.getReturnStatementNode(
                    Nodes.getBinaryExpressionNode(
                        this.operator,
                        Nodes.getIdentifierNode('x'),
                        Nodes.getIdentifierNode('y')
                    )
                )
            ])
        );
 
        NodeUtils.parentize(structure);
 
        return [structure];
    }
}