Sebastian Butsch

Distinguish errors of validators, within the executor and within business logic

3

Hi, accoring to your [error-handling documentation](https://github.com/webonyx/graphql-php/blob/master/docs/error-handling.md) there are 3 kinds of errors: Syntax, Validation and Execution. Syntax errors seem to be well covered by `GraphQL\Error\SyntaxError`, but for all other error...

Uniqueness of field aliases

3

Both the latest released spec and the working draft don't contain any information on field alias uniqueness requirements. Field aliases need to be unique at least within the same object...