Struct graphql_tools::validation::rules::no_unused_variables::NoUnusedVariables

pub struct NoUnusedVariables<'a> { /* private fields */ }

No unused fragments

A GraphQL operation is only valid if all variables defined by an operation are used, either directly or within a spread fragment.

See https://spec.graphql.org/draft/#sec-All-Variables-Used

Implementations

impl<'a> NoUnusedVariables<'a>

pub fn new() -> Self

Trait Implementations

impl<'a> OperationVisitor<'a, ValidationErrorContext> for NoUnusedVariables<'a>

fn enter_operation_definition(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    _: &mut ValidationErrorContext,
    operation_definition: &'a OperationDefinition
)

fn enter_fragment_definition(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    _: &mut ValidationErrorContext,
    fragment_definition: &'a FragmentDefinition
)

fn enter_fragment_spread(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    _: &mut ValidationErrorContext,
    fragment_spread: &'a FragmentSpread
)

fn enter_variable_definition(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    _: &mut ValidationErrorContext,
    variable_definition: &'a VariableDefinition
)

fn enter_argument(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    _: &mut ValidationErrorContext,
    (_arg_name, arg_value): &'a (String, Value)
)

fn leave_document(
    &mut self,
    _: &mut OperationVisitorContext<'_>,
    user_context: &mut ValidationErrorContext,
    _: &Document
)

fn enter_document(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &'a Document
)

fn leave_operation_definition(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &OperationDefinition
)

fn leave_fragment_definition(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &FragmentDefinition
)

fn leave_variable_definition(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &VariableDefinition
)

fn enter_directive(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Directive
)

fn leave_directive(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Directive
)

fn leave_argument(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &(String, Value)
)

fn enter_selection_set(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &'a SelectionSet
)

fn leave_selection_set(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &SelectionSet
)

fn enter_field(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Field
)

fn leave_field(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Field
)

fn leave_fragment_spread(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &FragmentSpread
)

fn enter_inline_fragment(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &InlineFragment
)

fn leave_inline_fragment(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &InlineFragment
)

fn enter_null_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: ()
)

fn leave_null_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: ()
)

fn enter_scalar_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Value
)

fn leave_scalar_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Value
)

fn enter_enum_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &String
)

fn leave_enum_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &String
)

fn enter_variable_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &'a str
)

fn leave_variable_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &String
)

fn enter_list_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Vec<Value>
)

fn leave_list_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &Vec<Value>
)

fn enter_object_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &BTreeMap<String, Value>
)

fn leave_object_value(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &BTreeMap<String, Value>
)

fn enter_object_field(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &(String, Value)
)

fn leave_object_field(
    &mut self,
    _: &mut OperationVisitorContext<'a>,
    _: &mut UserContext,
    _: &(String, Value)
)

impl<'n> ValidationRule for NoUnusedVariables<'n>

fn error_code<'a>(&self) -> &'a str

fn validate<'a>(
    &self,
    ctx: &'a mut OperationVisitorContext<'_>,
    error_collector: &mut ValidationErrorContext
)