How to use the @loopback/authorization.AuthorizationDecision.ABSTAIN function in @loopback/authorization
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strongloop / loopback4-example-shopping / packages / shopping / src / services / authorizor.ts View on Github 
metadata: AuthorizationMetadata,
) {
const request: AuthorizationRequest = {
subject: authorizationCtx.principals[0].name,
object: metadata.resource ?? authorizationCtx.resource,
action: (metadata.scopes && metadata.scopes[0]) || 'execute',
};
const allow = await this.enforcer.enforce(
request.subject,
request.object,
request.action,
);
if (allow) return AuthorizationDecision.ALLOW;
else if (allow === false) return AuthorizationDecision.DENY;
return AuthorizationDecision.ABSTAIN;
}
}@loopback/authorization
A LoopBack component for authorization support.
