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

Multi-dialect database connection framework written with TypeScript

import { EntityMetadata } from '../model/entity-metadata.js';
export function Index(arg0, arg1) {
    return function (target, propertyKey) {
        if (typeof target === 'function') {
            if (!(typeof arg0 === 'string' || Array.isArray(arg0)))
                throw new Error(`You must specify index column(s)`);
            const model = EntityMetadata.define(target);
            return EntityMetadata.addIndex(model, { ...arg1, columns: arg0 });
        }
        if (!target.constructor)
            throw new Error('Property decorators can be used for class properties only');
        if (typeof propertyKey !== 'string')
            throw new Error('Index() decorator can be used for string property keys only');
        const model = EntityMetadata.define(target.constructor);
        EntityMetadata.addIndex(model, { ...arg0, columns: [propertyKey] });
    };
}