ts-flex-query/expressions/slice.js

Flexible and type-safe data queries

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.SliceExpression = void 0;
const evaluate_expression_1 = require("../helpers/evaluate-expression");
const utils_1 = require("../helpers/utils");
class SliceExpression {
    get dataType() {
        return this.input.dataType;
    }
    constructor(input, skip, take) {
        this.input = input;
        this.skip = skip;
        this.take = take;
    }
    evaluate(context) {
        const inputResult = (0, evaluate_expression_1.evaluateExpression)(this.input, context);
        return Array.isArray(inputResult) ? inputResult.slice(this.skip, (0, utils_1.isDefined)(this.take) ? this.skip + this.take : undefined) : [];
    }
}
exports.SliceExpression = SliceExpression;
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