safe-result/lib/internal.js

Create safe results that are either successes or failures

"use strict";
/**
 * @packageDocumentation
 * @internal
 * Internal module
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.isUndefinedOrNull = exports.toFailure = exports.toSuccess = exports.extractValue = exports.isError = exports.isPromise = void 0;
const lib_1 = require("./lib");
/**
 * @internal
 * Check if `o` is a Promise or not
 */
function isPromise(o) {
    return typeof o === 'object' && o !== null && 'then' in o && 'catch' in o;
}
exports.isPromise = isPromise;
/**
 * @internal
 * Check if `e` in an Error instance
 */
function isError(e) {
    return typeof e === 'object' && e instanceof Error;
}
exports.isError = isError;
/**
 * @internal
 */
function extractValue(t) {
    return t.map((x) => ((0, lib_1.isResult)(x) ? x.result : x));
}
exports.extractValue = extractValue;
/**
 * @internal
 */
function toSuccess(e) {
    return ((0, lib_1.isSuccess)(e) ? e : (0, lib_1.success)(e));
}
exports.toSuccess = toSuccess;
/**
 * @internal
 */
function toFailure(e) {
    return ((0, lib_1.isFailure)(e) ? e : (0, lib_1.failure)(e));
}
exports.toFailure = toFailure;
/**
 * @internal
 */
function isUndefinedOrNull(o) {
    return typeof o === 'undefined' || o === null;
}
exports.isUndefinedOrNull = isUndefinedOrNull;
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