The type definitions has many breaking changes since DefinitelyTyped #24566.
I created this repository used in my project before merging.
# use offical version (recommend)
npm i -D @types/graphql
# or try v0.13.2
cd your/project/path
rm -rf ./node_modules/@types/graphql
ln -s path/to/types-graphql ./node_modules/@types/graphqlThis package contains type definitions for graphql, ported from DefinitelyTyped/types/graphql.
These definitions were written by