@sqb/connect/orm/decorators/column.decorator.js

Multi-dialect database connection framework written with TypeScript

import { DataType } from '@sqb/builder';
import { EntityMetadata } from '../model/entity-metadata.js';
import { DECORATOR_FACTORY } from '../orm.const.js';
export function Column(arg0) {
    return Column[DECORATOR_FACTORY](arg0);
}
Column[DECORATOR_FACTORY] = function (arg0) {
    return (target, propertyKey) => {
        if (typeof propertyKey !== 'string')
            throw new Error('Symbol properties are not accepted');
        const options = (typeof arg0 === 'string' ? { dataType: arg0 } : arg0) || {};
        const entity = EntityMetadata.define(target.constructor);
        if (!options.type) {
            const typ = Reflect.getMetadata('design:type', entity.ctor.prototype, propertyKey);
            if (typ === Array) {
                options.type = String;
                options.isArray = true;
            }
            else
                options.type = typ;
        }
        if (!options.dataType &&
            typeof options.type === 'function' &&
            EntityMetadata.get(options.type)) {
            options.dataType = DataType.JSON;
        }
        EntityMetadata.defineColumnField(entity, propertyKey, options);
    };
};