@graphql-eslint/eslint-plugin/cjs/schema.js

GraphQL plugin for ESLint

"use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function _optionalChain(ops) { let lastAccessLHS = undefined; let value = ops[0]; let i = 1; while (i < ops.length) { const op = ops[i]; const fn = ops[i + 1]; i += 2; if ((op === 'optionalAccess' || op === 'optionalCall') && value == null) { return undefined; } if (op === 'access' || op === 'optionalAccess') { lastAccessLHS = value; value = fn(value); } else if (op === 'call' || op === 'optionalCall') { value = fn((...args) => value.call(lastAccessLHS, ...args)); lastAccessLHS = undefined; } } return value; }var _debug = require('debug'); var _debug2 = _interopRequireDefault(_debug);
var _fastglob = require('fast-glob'); var _fastglob2 = _interopRequireDefault(_fastglob);
var _graphql = require('graphql');
var _cachejs = require('./cache.js');
const schemaCache = new (0, _cachejs.ModuleCache)();
const debug = _debug2.default.call(void 0, "graphql-eslint:schema");
function getSchema(project) {
  const schemaKey = project.schema;
  if (!schemaKey) {
    return null;
  }
  const cache = schemaCache.get(schemaKey);
  if (cache) {
    return cache;
  }
  debug("Loading schema from %o", project.schema);
  const opts = {
    pluckConfig: project.extensions.pluckConfig
  };
  const typeDefs = project.loadSchemaSync(project.schema, "DocumentNode", opts);
  let isFederation = false;
  _graphql.visit.call(void 0, typeDefs, {
    SchemaExtension(node) {
      const linkDirective = _optionalChain([node, 'access', _ => _.directives, 'optionalAccess', _2 => _2.find, 'call', _3 => _3((d) => d.name.value === "link")]);
      if (!linkDirective) return _graphql.BREAK;
      const urlArgument = _optionalChain([linkDirective, 'access', _4 => _4.arguments, 'optionalAccess', _5 => _5.find, 'call', _6 => _6((a) => a.name.value === "url")]);
      if (!urlArgument) return _graphql.BREAK;
      if (urlArgument.value.kind !== "StringValue") return _graphql.BREAK;
      isFederation = urlArgument.value.value.includes("specs.apollo.dev/federation/");
    }
  });
  let schema;
  if (isFederation) {
    const { buildSubgraphSchema } = require("@apollo/subgraph");
    schema = buildSubgraphSchema({ typeDefs });
  } else {
    schema = project.loadSchemaSync(project.schema, "GraphQLSchema", opts);
  }
  if (debug.enabled) {
    debug("Schema loaded: %o", schema instanceof _graphql.GraphQLSchema);
    const schemaPaths = _fastglob2.default.sync(project.schema, { absolute: true });
    debug("Schema pointers %O", schemaPaths);
  }
  schemaCache.set(schemaKey, schema);
  return schema;
}


exports.getSchema = getSchema;