@finos/legend-graph
Version:
Legend graph and graph manager
60 lines (56 loc) • 2.05 kB
text/typescript
/**
* Copyright (c) 2020-present, Goldman Sachs
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { UnsupportedOperationError } from '@finos/legend-shared';
import type { PackageableElementImplicitReference } from '../../../PackageableElementReference.js';
import type { Database } from './Database.js';
import { Table } from './Table.js';
import type { Relation } from './RelationalOperationElement.js';
import {
ViewExplicitReference,
ViewImplicitReference,
} from './ViewReference.js';
import { View } from './View.js';
import {
TableExplicitReference,
TableImplicitReference,
} from './TableReference.js';
export const createExplicitRelationReference = (
value: Relation,
): TableExplicitReference | ViewExplicitReference => {
if (value instanceof Table) {
return TableExplicitReference.create(value);
} else if (value instanceof View) {
return ViewExplicitReference.create(value);
}
throw new UnsupportedOperationError(
`Can't create explicit reference for relation`,
value,
);
};
export const createImplicitRelationReference = (
ownerReference: PackageableElementImplicitReference<Database>,
value: Relation,
): TableImplicitReference | ViewImplicitReference => {
if (value instanceof Table) {
return TableImplicitReference.create(ownerReference, value);
} else if (value instanceof View) {
return ViewImplicitReference.create(ownerReference, value);
}
throw new UnsupportedOperationError(
`Can't create implicit reference for relation`,
value,
);
};