@eagleoutice/flowr/util/record.js

Static Dataflow Analyzer and Program Slicer for the R Programming Language

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Record = void 0;
/**
 * Helper for transforming records.
 */
exports.Record = {
    /**
     * Returns an array of the names of the properties of a record.
     * @param object - The record to get the property names from.
     */
    keys(object) {
        return Object.keys(object);
    },
    /**
     * Returns an array of the values of the properties of a record.
     * @param object - The record to get the property values from.
     */
    values(object) {
        return Object.values(object);
    },
    /**
     * Returns an array of the key-value pairs of the properties of a record.
     * @param object - The record to get the properties from.
     */
    entries(object) {
        return Object.entries(object);
    },
    /**
     * Transforms a record by applying a callback function to each key-value pair in the record.
     * @param object - The record that should be transformed.
     * @param callbackfn - The callback function that transforms each key-value pair of the record.
     */
    map(object, callbackfn) {
        return Object.fromEntries(exports.Record.entries(object).map(callbackfn));
    },
    /**
     * Transforms a record by applying a callback function to each key in the record.
     * @param object - The record that should be transformed.
     * @param callbackfn - The callback function that transforms each key of the record.
     */
    mapKeys(object, callbackfn) {
        return exports.Record.map(object, ([key, value], index, entries) => [callbackfn(key, index, entries), value]);
    },
    /**
     * Transforms a record by applying a callback function to each property value in the record.
     * @param object - The record that should be transformed.
     * @param callbackfn - The callback function that transforms each property value of the record.
     */
    mapProperties(object, callbackfn) {
        return exports.Record.map(object, ([keys, value], index, entries) => [keys, callbackfn(value, index, entries)]);
    }
};
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