@specifai-net/appsync-template-tester/dist/value-mapper/mapper.js

Unit test AppSync VTL resolvers, with popular frameworks such as Jest

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.valueMapper = void 0;
const map_1 = require("./map");
const array_1 = require("./array");
const string_1 = require("./string");
function isPlainObject(value) {
    return Object.prototype.toString.call(value) === "[object Object]";
}
function valueMapper(value) {
    if (value instanceof map_1.JavaMap)
        return value;
    if (value instanceof array_1.JavaArray)
        return value;
    if (Array.isArray(value)) {
        return new array_1.JavaArray(value.map((x) => valueMapper(x)), valueMapper);
    }
    if (isPlainObject(value)) {
        return (0, map_1.createMapProxy)(new map_1.JavaMap(Object.entries(value).reduce((sum, [k, v]) => {
            return {
                ...sum,
                [k]: valueMapper(v),
            };
        }, {}), valueMapper));
    }
    if (typeof value === "string" && !(value instanceof string_1.JavaString)) {
        return new string_1.JavaString(value);
    }
    // for now we don't handle number.
    return value;
}
exports.valueMapper = valueMapper;
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