@sap/odata-v4/lib/uri/MemberExpression.js

OData V4.0 server library

'use strict';

const Expression = require('./Expression');

/**
 * @extends Expression
 * @hideconstructor
 */
class MemberExpression extends Expression {

    /**
     * Create an instance of MemberExpression.
     * @param {UriResource[]} pathSegments path segments
     */
    constructor(pathSegments) {
        super(Expression.ExpressionKind.MEMBER);
        this._pathSegments = pathSegments;
    }

    /**
     * Return the path segments.
     * @returns {UriResource[]} path segments
     */
    getPathSegments() {
        return this._pathSegments;
    }

    /**
     * Return the EDM type of this expression or null if there is none.
     * @returns {?EdmType} the EDM type of this expression or null if there is none
     */
    getType() {
        return this._pathSegments[this._pathSegments.length - 1].getEdmType();
    }

    /**
     * Return true if this expression is a collection.
     * @returns {boolean} true if this expression is a collection, else false
     */
    isCollection() {
        return this._pathSegments[this._pathSegments.length - 1].isCollection();
    }
}

module.exports = MemberExpression;