typeorm
Version:
Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
40 lines (38 loc) • 1.77 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.RelationCountMetadata = void 0;
const error_1 = require("../error");
/**
* Contains all information about entity's relation count.
*/
class RelationCountMetadata {
// ---------------------------------------------------------------------
// Constructor
// ---------------------------------------------------------------------
constructor(options) {
this.entityMetadata = options.entityMetadata;
this.target = options.args.target;
this.propertyName = options.args.propertyName;
this.relationNameOrFactory = options.args.relation;
this.alias = options.args.alias;
this.queryBuilderFactory = options.args.queryBuilderFactory;
}
// ---------------------------------------------------------------------
// Public Builder Methods
// ---------------------------------------------------------------------
/**
* Builds some depend relation count metadata properties.
* This builder method should be used only after entity metadata, its properties map and all relations are build.
*/
build() {
const propertyPath = typeof this.relationNameOrFactory === "function"
? this.relationNameOrFactory(this.entityMetadata.propertiesMap)
: this.relationNameOrFactory;
const relation = this.entityMetadata.findRelationWithPropertyPath(propertyPath);
if (!relation)
throw new error_1.TypeORMError(`Cannot find relation ${propertyPath}. Wrong relation specified for @RelationCount decorator.`);
this.relation = relation;
}
}
exports.RelationCountMetadata = RelationCountMetadata;
//# sourceMappingURL=RelationCountMetadata.js.map