| ⇢ | A | RetrospectiveCheck added | |
| ⇢ | A | Check added | |
| ⇢ | A | ValidationResult added | |
| A | ↛ | ExecutionResult removed | |
| A | ↛ | RetrospectiveCheck removed | |
| A | ↛ | Check removed |
| ⇢ | A | RetrospectiveCheck::execute() added | |
| ⇢ | A | Check::execute() added | |
| ⇢ | A | Check::__construct() added | |
| ⇢ | A | ValidationResult::__construct() added | |
| ⇢ | A | ValidationResult::preventNextChecks() added | |
| A | ↛ | RetrospectiveCheck::execute() removed | |
| A | ↛ | ExecutionResult::__construct() removed | |
| A | ↛ | ExecutionResult::areChecksSufficient() removed | |
| A | ↛ | Check::execute() removed | |
| A | ↛ | Check::__construct() removed |