import { DefinitionNode } from "graphql";
import { DiagnosticsResult } from "./utils/DiagnosticError.js";
import * as ts from "typescript";
import { DeclarationDefinition, NameDefinition } from "./TypeContext.js";
import { TsIdentifier } from "./utils/helpers.js";
export declare const LIBRARY_IMPORT_NAME = "grats";
export declare const LIBRARY_NAME = "Grats";
export declare const TYPE_TAG = "gqlType";
export declare const FIELD_TAG = "gqlField";
export declare const SCALAR_TAG = "gqlScalar";
export declare const INTERFACE_TAG = "gqlInterface";
export declare const ENUM_TAG = "gqlEnum";
export declare const UNION_TAG = "gqlUnion";
export declare const INPUT_TAG = "gqlInput";
export declare const DIRECTIVE_TAG = "gqlDirective";
export declare const ANNOTATE_TAG = "gqlAnnotate";
export declare const QUERY_FIELD_TAG = "gqlQueryField";
export declare const MUTATION_FIELD_TAG = "gqlMutationField";
export declare const SUBSCRIPTION_FIELD_TAG = "gqlSubscriptionField";
export declare const CONTEXT_TAG = "gqlContext";
export declare const INFO_TAG = "gqlInfo";
export declare const IMPLEMENTS_TAG_DEPRECATED = "gqlImplements";
export declare const KILLS_PARENT_ON_EXCEPTION_TAG = "killsParentOnException";
export declare const ALL_GQL_TAGS: readonly ["gqlType", "gqlField", "gqlScalar", "gqlInterface", "gqlEnum", "gqlUnion", "gqlInput", "gqlDirective", "gqlAnnotate", "gqlQueryField", "gqlMutationField", "gqlSubscriptionField"];
export declare const ONE_OF_TAG = "oneOf";
export declare const TAGS: readonly ["gqlType", "gqlField", "gqlScalar", "gqlInterface", "gqlEnum", "gqlUnion", "gqlInput", "gqlDirective", "gqlAnnotate", "gqlQueryField", "gqlMutationField", "gqlSubscriptionField", "killsParentOnException", "oneOf"];
export type TagName = (typeof TAGS)[number];
export declare const OPERATION_TYPES: Set<string>;
export type ExtractionSnapshot = {
    /** GraphQL definitions extracted from the TypeScript source file. */
    readonly definitions: DefinitionNode[];
    /**
     * Map from a TypeScript AST node that may reference a GraphQL type to a
     * GraphQL NameNode. Note that at extraction time we don't actually know the
     * GraphQL name that this references, or if it even references a valid Grats
     * type. So, the `NameNode` passed here will generally have a placeholder
     * name. This will be resolved in a later pass since it may reference a type
     * defined in another file and extraction is done on a per-file basis.
     */
    readonly unresolvedNames: Map<TsIdentifier, ts.EntityName>;
    /** Map from a TypeScript declaration to the extracted GraphQL name and kind. */
    readonly nameDefinitions: Map<ts.DeclarationStatement, NameDefinition>;
    /**
     * Some declarations (notably derived context functions) are not actually the
     * declaration that will become a special GraphQL value, but rather they
     * _reference_ a type which will implicitly become a special type to Grats.
     */
    readonly implicitNameDefinitions: Map<DeclarationDefinition, ts.TypeReferenceNode>;
    /**
     * Records which named GraphQL types define a `__typename` field.
     * This is used to ensure all types which are members of an abstract type
     * (union or interface) define a `__typename` field which is required to
     * determine their GraphQL type at runtime.
     */
    readonly typesWithTypename: Set<string>;
    /**
     * TypeScript interfaces which have been used to define GraphQL types. This is
     * used in a later validation pass to ensure we never use merged interfaces,
     * since merged interfaces have surprising behaviors which can lead to bugs.
     */
    readonly interfaceDeclarations: Array<ts.InterfaceDeclaration>;
};
/**
 * Extracts GraphQL definitions from TypeScript source code.
 *
 * Note that we extract a GraphQL AST with the AST nodes' location information
 * populated with references to the TypeScript code from which the types were
 * derived.
 *
 * This ensures that we can apply GraphQL schema validation rules, and any reported
 * errors will point to the correct location in the TypeScript source code.
 */
export declare function extract(sourceFile: ts.SourceFile, config?: {
    tsClientEnums?: string | null;
}): DiagnosticsResult<ExtractionSnapshot>;