castage/lib/oneOf.js

A type-safe library for dynamic object casting and ensuring type consistency in JavaScript/TypeScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.oneOf = void 0;
const engine_js_1 = require("./engine.js");
const casting_error_js_1 = require("./casting-error.js");
const types_js_1 = require("./types.js");
const oneOf = (...casters) => {
    const name = `(${casters.map((c) => c.name).join(' | ')})`;
    return (0, engine_js_1.fromGuardAndTransform)((value) => true, (value, path) => {
        const errors = [];
        for (let i = 0; i < casters.length; i += 1) {
            const caster = casters[i];
            const result = caster(value, path);
            if (result.isOk)
                return result;
            errors.push(result.unwrapErr());
        }
        return (0, casting_error_js_1.castErr)(types_js_1.ERR_INVALID_VALUE_TYPE, path, {
            expected: name,
            received: value,
            causes: errors,
        });
    }, name);
};
exports.oneOf = oneOf;