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Обсуждение на тему: Warn rust
Warn rust
The lint attributes allow, expect, warn, deny, and forbid use the metalistpaths syntax to specify a list of lint names to change the lint level for the entity to which the attribute applies. For any lint check c allow(c) overrides the check for c so that violations will go unreported. Warn!(target inputevents, app received warning warndescription) logs a message at the warn level. While tinkering in rust, i repeatedly encountered a lot of dead code warnings that made it difficult to focus.
I tried using the outer attribute allow(deadcode) , but it only silences one warning at a time. Крейт envlogger конфигурирует логирование с помощью переменных окружения. Макрос debug! Работает подобно другим макросам, принимая строки форматирования по образцу stdfmt. Extern crate envlogger fn executequery (query & str) debug!(executing query , query) fn main () constructs an event at the warn level.
See the top-level documentation for details on the syntax accepted by this macro. See the top-level documentation for details on the syntax accepted by this macro. Macro log warn macrorules ! Warn ( target target expr , ( arg tt ) ) .
For example, this code runs afoul of the unusedvariables lint pub fn foo() let x 5 logs a message at the warn level. Let warndescription invalid input warn! (warning! !, warndescription) warn! (target inputevents, app received warning , warndescription) api documentation for the rust warn macro in crate log. .