@graphql-inspector/cli/esm/core/src/diff/union.js

Tooling for GraphQL. Compare GraphQL Schemas, check documents, find breaking changes, find similar types.

import { Kind } from 'graphql';
import { compareDirectiveLists, compareLists } from '../utils/compare.js';
import { directiveUsageAdded, directiveUsageChanged, directiveUsageRemoved, } from './changes/directive-usage.js';
import { unionMemberAdded, unionMemberRemoved } from './changes/union.js';
export function changesInUnion(oldUnion, newUnion, addChange) {
    const oldTypes = oldUnion?.getTypes() ?? [];
    const newTypes = newUnion.getTypes();
    compareLists(oldTypes, newTypes, {
        onAdded(t) {
            addChange(unionMemberAdded(newUnion, t, oldUnion === null));
        },
        onRemoved(t) {
            addChange(unionMemberRemoved(oldUnion, t));
        },
    });
    compareDirectiveLists(oldUnion?.astNode?.directives || [], newUnion.astNode?.directives || [], {
        onAdded(directive) {
            addChange(directiveUsageAdded(Kind.UNION_TYPE_DEFINITION, directive, newUnion, oldUnion === null));
            directiveUsageChanged(null, directive, addChange, newUnion);
        },
        onMutual(directive) {
            directiveUsageChanged(directive.oldVersion, directive.newVersion, addChange, newUnion);
        },
        onRemoved(directive) {
            addChange(directiveUsageRemoved(Kind.UNION_TYPE_DEFINITION, directive, oldUnion));
        },
    });
}