--- /dev/null
+import type {AnySchemaObject} from "../../types"
+import type {SchemaObjCxt} from ".."
+import type {JSONType, RuleGroup, Rule} from "../rules"
+
+export function schemaHasRulesForType(
+ {schema, self}: SchemaObjCxt,
+ type: JSONType
+): boolean | undefined {
+ const group = self.RULES.types[type]
+ return group && group !== true && shouldUseGroup(schema, group)
+}
+
+export function shouldUseGroup(schema: AnySchemaObject, group: RuleGroup): boolean {
+ return group.rules.some((rule) => shouldUseRule(schema, rule))
+}
+
+export function shouldUseRule(schema: AnySchemaObject, rule: Rule): boolean | undefined {
+ return (
+ schema[rule.keyword] !== undefined ||
+ rule.definition.implements?.some((kwd) => schema[kwd] !== undefined)
+ )
+}