swiftlang/swift

[SR-978] Warn on do {} with only one empty catch {} block

Ouverte

#43 590 ouverte le 18 mars 2016

 (10 commentaires) (0 réaction) (0 personne assignée)Swift (10 719 forks)batch import
compilerdiagnostics qualitydo catchgood first issueimprovementmissing warningstatementsswift 5.9

Métriques du dépôt

Stars
 (69 989 étoiles)
Métriques de merge PR
 (Métriques PR en attente)

Description

Previous ID SR-978
Radar None
Original Reporter @jckarter
Type Improvement
Votes 0
Component/s Compiler
Labels Improvement, StarterBug
Assignee MultiColourPixel (JIRA)
Priority Medium

md5: d5f41243d2aaf067f1ecd57198c44970

Issue Description:

Eric Knapp caught some sample code in the wild unwisely using an empty catch block to swallow errors:

https://twitter.com/ejknapp/status/710589235464523776

We should warn on this to encourage people to use try! to trap on unexpected errors instead.

Guide contributeur