Function trillium_logger::formatters::header
source · [−]pub fn header(header_name: &'static str) -> impl LogFormatter
Expand description
formatter-builder for a particular header, formatted wrapped in
quotes. ""
if the header is not present
usage:
Logger::new().with_formatter(("user-agent: ", header("user-agent")));
note: this is not a formatter itself, but returns a formatter when called with a header name