E301

Variable Not in Scope

Erroneous Code Example

This error occurs when you try to reference a variable that is not currently in scope or has not been declared.

In this example, the variable userId is not declared.

queries.hx

Query getUser() =>
    user <- N<User>(userId)
    RETURN user

Solution

Declare the variable as a parameter before using it.

queries.hx

Query getUser(userId: ID) =>
    user <- N<User>(userId)
    RETURN user