const defaultsWrite = {
    emitDefaultValues: false,
    enumAsInteger: false,
    useProtoFieldName: false,
    prettySpaces: 0,
}, defaultsRead = {
    ignoreUnknownFields: false,
};
/**
 * Make options for reading JSON data from partial options.
 */
export function jsonReadOptions(options) {
    return options ? Object.assign(Object.assign({}, defaultsRead), options) : defaultsRead;
}
/**
 * Make options for writing JSON data from partial options.
 */
export function jsonWriteOptions(options) {
    return options ? Object.assign(Object.assign({}, defaultsWrite), options) : defaultsWrite;
}
/**
 * Merges JSON write or read options. Later values override earlier values. Type registries are merged.
 */
export function mergeJsonOptions(a, b) {
    var _a, _b;
    let c = Object.assign(Object.assign({}, a), b);
    c.typeRegistry = [...((_a = a === null || a === void 0 ? void 0 : a.typeRegistry) !== null && _a !== void 0 ? _a : []), ...((_b = b === null || b === void 0 ? void 0 : b.typeRegistry) !== null && _b !== void 0 ? _b : [])];
    return c;
}