use_rethrow_when_possible
Use rethrow to rethrow a caught exception.
This rule is available as of Dart 2.0.
Rule sets: recommended, flutter
This rule has a quick fix available.
Details
#From Effective Dart:
DO use rethrow to rethrow a caught exception.
As Dart provides rethrow as a feature, it should be used to improve terseness and readability.
BAD:
try {
somethingRisky();
} catch(e) {
if (!canHandle(e)) throw e;
handle(e);
}
GOOD:
try {
somethingRisky();
} catch(e) {
if (!canHandle(e)) rethrow;
handle(e);
}
Usage
#To enable the use_rethrow_when_possible
rule, add use_rethrow_when_possible
under linter > rules in your analysis_options.yaml
file:
linter:
rules:
- use_rethrow_when_possible
Unless stated otherwise, the documentation on this site reflects Dart 3.5.3. Page last updated on 2024-07-03. View source or report an issue.