text: /**
   * Copyright (c) 2015-present, Facebook, Inc.
   *
   * This source code is licensed under the MIT license found in the
   * LICENSE file in the root directory of this source tree.
   *
   * @flow
   */
  
  // The GraphQL query recommended for a full schema introspection.
  export {
    getIntrospectionQuery,
    // Deprecated, use getIntrospectionQuery()
    introspectionQuery,
  } from './introspectionQuery';
  export type {
    IntrospectionOptions,
    IntrospectionQuery,
    IntrospectionSchema,
    IntrospectionType,
    IntrospectionInputType,
    IntrospectionOutputType,
    IntrospectionScalarType,
    IntrospectionObjectType,
    IntrospectionInterfaceType,
    IntrospectionUnionType,
    IntrospectionEnumType,
    IntrospectionInputObjectType,
    IntrospectionTypeRef,
    IntrospectionInputTypeRef,
    IntrospectionOutputTypeRef,
    IntrospectionNamedTypeRef,
    IntrospectionListTypeRef,
    IntrospectionNonNullTypeRef,
    IntrospectionField,
    IntrospectionInputValue,
    IntrospectionEnumValue,
    IntrospectionDirective,
  } from './introspectionQuery';
  
  // Gets the target Operation from a Document
  export { getOperationAST } from './getOperationAST';
  
  // Convert a GraphQLSchema to an IntrospectionQuery
  export { introspectionFromSchema } from './introspectionFromSchema';
  
  // Build a GraphQLSchema from an introspection result.
  export { buildClientSchema } from './buildClientSchema';
  
  // Build a GraphQLSchema from GraphQL Schema language.
  export { buildASTSchema, buildSchema, getDescription } from './buildASTSchema';
  
  // Extends an existing GraphQLSchema from a parsed GraphQL Schema language AST.
  export { extendSchema } from './extendSchema';
  
  // Sort a GraphQLSchema.
  export { lexographicSortSchema } from './lexographicSortSchema';
  
  // Print a GraphQLSchema to GraphQL Schema language.
  export {
    printSchema,
    printType,
    printIntrospectionSchema,
  } from './schemaPrinter';
  
  // Create a GraphQLType from a GraphQL language AST.
  export { typeFromAST } from './typeFromAST';
  
  // Create a JavaScript value from a GraphQL language AST with a type.
  export { valueFromAST } from './valueFromAST';
  
  // Create a JavaScript value from a GraphQL language AST without a type.
  export { valueFromASTUntyped } from './valueFromASTUntyped';
  
  // Create a GraphQL language AST from a JavaScript value.
  export { astFromValue } from './astFromValue';
  
  // A helper to use within recursive-descent visitors which need to be aware of
  // the GraphQL type system.
  export { TypeInfo } from './TypeInfo';
  
  // Coerces a JavaScript value to a GraphQL type, or produces errors.
  export { coerceValue } from './coerceValue';
  
  // @deprecated use coerceValue
  export { isValidJSValue } from './isValidJSValue';
  
  // Determine if AST values adhere to a GraphQL type.
  export { isValidLiteralValue } from './isValidLiteralValue';
  
  // Concatenates multiple AST together.
  export { concatAST } from './concatAST';
  
  // Separates an AST into an AST per Operation.
  export { separateOperations } from './separateOperations';
  
  // Comparators for types
  export {
    isEqualType,
    isTypeSubTypeOf,
    doTypesOverlap,
  } from './typeComparators';
  
  // Asserts that a string is a valid GraphQL name
  export { assertValidName } from './assertValidName';
  
  // Compares two GraphQLSchemas and detects breaking changes.
  export {
    BreakingChangeType,
    DangerousChangeType,
    findBreakingChanges,
    findDangerousChanges,
  } from './findBreakingChanges';
  export type { BreakingChange, DangerousChange } from './findBreakingChanges';
  
  // Report all deprecated usage within a GraphQL document.
  export { findDeprecatedUsages } from './findDeprecatedUsages';
  