typeorm
Version:
Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
35 lines (33 loc) • 1.68 kB
JavaScript
/**
* Contains all information about entity's relation count.
*/
var RelationCountMetadata = /** @class */ (function () {
// ---------------------------------------------------------------------
// Constructor
// ---------------------------------------------------------------------
function RelationCountMetadata(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.
*/
RelationCountMetadata.prototype.build = function () {
var propertyPath = this.relationNameOrFactory instanceof Function ? this.relationNameOrFactory(this.entityMetadata.propertiesMap) : this.relationNameOrFactory;
var relation = this.entityMetadata.findRelationWithPropertyPath(propertyPath);
if (!relation)
throw new Error("Cannot find relation " + propertyPath + ". Wrong relation specified for @RelationCount decorator.");
this.relation = relation;
};
return RelationCountMetadata;
}());
export { RelationCountMetadata };
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