rc-js-util/bin/cjs/equality/impl/equality-are-consistently-defined.js

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.equalityAreConsistentlyDefined = void 0;
/**
 * @public
 * Returns true if both `A` and `B` are both null, undefined or 'defined'. Defined is not null and not undefined.
 * @remarks
 * See {@link equalityAreConsistentlyDefined}.
 */
function equalityAreConsistentlyDefined(a, b) {
    if (a == null) {
        if (a === undefined) {
            return b === undefined;
        }
        else {
            return b === null;
        }
    }
    else {
        return b != null;
    }
}
exports.equalityAreConsistentlyDefined = equalityAreConsistentlyDefined;
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