@sqb/connect/esm/orm/util/orm.helper.js

Multi-dialect database connection framework written with TypeScript

import { ENTITY_METADATA_KEY } from '../orm.const.js';
export function isClass(fn) {
    return typeof fn === 'function' && /^\s*class/.test(fn.toString());
}
export function isEntityClass(fn) {
    return isClass(fn) && Reflect.hasMetadata(ENTITY_METADATA_KEY, fn);
}
export function isColumnField(f) {
    return !!(f && f.name && f.kind === 'column');
}
export const isEmbeddedField = (f) => !!(f && f.name && f.kind === 'object');
export const isAssociationField = (f) => !!(f && f.name && f.kind === 'association');
export async function resolveEntity(ctorThunk) {
    if (typeof ctorThunk !== 'function')
        return;
    if (!isClass(ctorThunk))
        ctorThunk = await ctorThunk();
    if (isEntityClass(ctorThunk))
        return ctorThunk;
}
export async function resolveEntityMeta(ctorThunk) {
    const ctor = await resolveEntity(ctorThunk);
    return ctor && Reflect.getMetadata(ENTITY_METADATA_KEY, ctor);
}