Recommended ruleset

The default ruleset of the GraphQL linter: the rules of the specification and the checks of operations against the schema are errors, naming and documentation conventions are warnings. It leaves out the rules that misfire on schemas split across files.

Rules

Name	Severity
argument-naming	warning
deprecation-reason-defined	warning
directive-naming	warning
enum-value-naming	warning
field-naming	warning
fields-on-correct-type	error
fragment-naming	warning
input-field-naming	warning
input-no-circular-non-null	error
input-output-types	error
input-type-suffix	warning
interface-implementation	error
known-argument-names	error
known-directive-locations	error
known-fragment-names	error
known-types	error
lone-anonymous-operation	error
lone-schema-definition	error
no-deprecated	error
no-deprecated-required-argument	error
no-fragment-cycles	error
no-hashtag-description	warning
no-mixed-definitions	error
no-typename-prefix	warning
no-undefined-variables	error
no-unused-fragments	error
no-unused-variables	error
one-field-subscriptions	error
oneof-fields-nullable	error
operation-known-types	error
operation-name-defined	error
operation-naming	warning
possible-type-extensions	error
required-arguments-provided	error
reserved-names	error
selection-set-depth	warning
type-naming	warning
unique-argument-definition-names	error
unique-argument-names	error
unique-directive-names	error
unique-directives-per-location	error
unique-enum-value-names	error
unique-field-definition-names	error
unique-fragment-names	error
unique-input-field-names	error
unique-operation-names	error
unique-operation-types	error
unique-type-names	error
unique-variable-names	error