MessagesForMacintosh/JS/node_modules/graphql/utilities/buildASTSchema.mjs

101 lines
3.5 KiB
JavaScript

import devAssert from "../jsutils/devAssert.mjs";
import { Kind } from "../language/kinds.mjs";
import { parse } from "../language/parser.mjs";
import { assertValidSDL } from "../validation/validate.mjs";
import { GraphQLSchema } from "../type/schema.mjs";
import { specifiedDirectives } from "../type/directives.mjs";
import { extendSchemaImpl } from "./extendSchema.mjs";
/**
* This takes the ast of a schema document produced by the parse function in
* src/language/parser.js.
*
* If no schema definition is provided, then it will look for types named Query
* and Mutation.
*
* Given that AST it constructs a GraphQLSchema. The resulting schema
* has no resolve methods, so execution will use default resolvers.
*
* Accepts options as a second argument:
*
* - commentDescriptions:
* Provide true to use preceding comments as the description.
*
*/
export function buildASTSchema(documentAST, options) {
documentAST != null && documentAST.kind === Kind.DOCUMENT || devAssert(0, 'Must provide valid Document AST.');
if ((options === null || options === void 0 ? void 0 : options.assumeValid) !== true && (options === null || options === void 0 ? void 0 : options.assumeValidSDL) !== true) {
assertValidSDL(documentAST);
}
var emptySchemaConfig = {
description: undefined,
types: [],
directives: [],
extensions: undefined,
extensionASTNodes: [],
assumeValid: false
};
var config = extendSchemaImpl(emptySchemaConfig, documentAST, options);
if (config.astNode == null) {
for (var _i2 = 0, _config$types2 = config.types; _i2 < _config$types2.length; _i2++) {
var type = _config$types2[_i2];
switch (type.name) {
// Note: While this could make early assertions to get the correctly
// typed values below, that would throw immediately while type system
// validation with validateSchema() will produce more actionable results.
case 'Query':
config.query = type;
break;
case 'Mutation':
config.mutation = type;
break;
case 'Subscription':
config.subscription = type;
break;
}
}
}
var directives = config.directives; // If specified directives were not explicitly declared, add them.
var _loop = function _loop(_i4) {
var stdDirective = specifiedDirectives[_i4];
if (directives.every(function (directive) {
return directive.name !== stdDirective.name;
})) {
directives.push(stdDirective);
}
};
for (var _i4 = 0; _i4 < specifiedDirectives.length; _i4++) {
_loop(_i4);
}
return new GraphQLSchema(config);
}
/**
* A helper function to build a GraphQLSchema directly from a source
* document.
*/
export function buildSchema(source, options) {
var document = parse(source, {
noLocation: options === null || options === void 0 ? void 0 : options.noLocation,
allowLegacySDLEmptyFields: options === null || options === void 0 ? void 0 : options.allowLegacySDLEmptyFields,
allowLegacySDLImplementsInterfaces: options === null || options === void 0 ? void 0 : options.allowLegacySDLImplementsInterfaces,
experimentalFragmentVariables: options === null || options === void 0 ? void 0 : options.experimentalFragmentVariables
});
return buildASTSchema(document, {
commentDescriptions: options === null || options === void 0 ? void 0 : options.commentDescriptions,
assumeValidSDL: options === null || options === void 0 ? void 0 : options.assumeValidSDL,
assumeValid: options === null || options === void 0 ? void 0 : options.assumeValid
});
}