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- import { invariant } from '../jsutils/invariant.mjs';
- import { parse } from '../language/parser.mjs';
- import { executeSync } from '../execution/execute.mjs';
- import { getIntrospectionQuery } from './getIntrospectionQuery.mjs';
- /**
- * Build an IntrospectionQuery from a GraphQLSchema
- *
- * IntrospectionQuery is useful for utilities that care about type and field
- * relationships, but do not need to traverse through those relationships.
- *
- * This is the inverse of buildClientSchema. The primary use case is outside
- * of the server context, for instance when doing schema comparisons.
- */
- export function introspectionFromSchema(schema, options) {
- const optionsWithDefaults = {
- specifiedByUrl: true,
- directiveIsRepeatable: true,
- schemaDescription: true,
- inputValueDeprecation: true,
- ...options,
- };
- const document = parse(getIntrospectionQuery(optionsWithDefaults));
- const result = executeSync({
- schema,
- document,
- });
- (!result.errors && result.data) || invariant(false);
- return result.data;
- }
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