Even tho lexer check if input data do not contains some invalid characters https://github.com/graphql-go/graphql/blob/v0.7.9/language/lexer/lexer.go#L235
It is possible to use them - Just by sending them as "plain text"
For example: inputString "ABC\u0041" instead of being interpreted as "ABC\u0041" is changed to "ABCA"
Even tho lexer check if input data do not contains some invalid characters https://github.com/graphql-go/graphql/blob/v0.7.9/language/lexer/lexer.go#L235 It is possible to use them - Just by sending them as "plain text" For example: inputString
"ABC\u0041"
instead of being interpreted as"ABC\u0041"
is changed to"ABCA"
Example code:
https://github.com/graphql-go/graphql/blob/v0.7.9/language/lexer/lexer.go#L281 Probably it require this same check as here https://github.com/graphql-go/graphql/blob/v0.7.9/language/lexer/lexer.go#L235