@graphql-inspector/core/esm/utils/is-deprecated.js

Tooling for GraphQL. Compare GraphQL Schemas, check documents, find breaking changes, find similar types.

export function isDeprecated(fieldOrEnumValue) {
    if ('isDeprecated' in fieldOrEnumValue) {
        return !!fieldOrEnumValue['isDeprecated'];
    }
    if (fieldOrEnumValue.deprecationReason != null) {
        return true;
    }
    if (fieldOrEnumValue.astNode?.directives?.some(directive => directive.name.value === 'deprecated')) {
        return true;
    }
    return false;
}