Section 3, Lecture 9: First GraphQL Server - Part 2

index.js

const { makeExecutableSchema } = require('graphql-tools');
const { graphql } = require('graphql');

const typeDefs = `
schema = {
  query: Query
}
type Query {
  hello: String
}
`;

const resolvers = {
  Query: {
    hello: () => 'World'
  }
};

const schema = makeExecutableSchema({ typeDefs, resolvers });

const query = process.argv[2];

graphql(schema, query).then(result => {
  console.log(JSON.stringify(result, null, 2));
});

Error message when executing node index.js "query { hello }"

/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:1463
throw (0, _error.syntaxError)(lexer.source, token.start, "Expected ".concat(kind, ", found ").concat((0, _lexer.getTokenDesc)(token)));
^
GraphQLError: Syntax Error: Expected {, found =
at syntaxError (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/error/syntaxError.js:24:10)
at expect (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:1463:32)
at many (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:1519:3)
at parseSchemaDefinition (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:768:24)
at parseTypeSystemDefinition (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:718:16)
at parseDefinition (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:142:16)
at many (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:1520:16)
at parseDocument (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:113:18)
at Object.parse (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql/language/parser.js:48:10)
at Object.buildSchemaFromTypeDefinitions (/Users/askar/work/graphql/graphql-for-beginners-with-javascript/helloworld/node_modules/graphql-tools/dist/generate/buildSchemaFromTypeDefinitions.js:19:33)