Vendor things

third-party/vendor/env_logger/examples/direct_logger.rs

@@ -0,0 +1,39 @@
+/*!
+Using `env_logger::Logger` and the `log::Log` trait directly.
+
+This example doesn't rely on environment variables, or having a static logger installed.
+*/
+
+use env_logger::{Builder, WriteStyle};
+
+use log::{Level, LevelFilter, Log, MetadataBuilder, Record};
+
+fn record() -> Record<'static> {
+    let error_metadata = MetadataBuilder::new()
+        .target("myApp")
+        .level(Level::Error)
+        .build();
+
+    Record::builder()
+        .metadata(error_metadata)
+        .args(format_args!("Error!"))
+        .line(Some(433))
+        .file(Some("app.rs"))
+        .module_path(Some("server"))
+        .build()
+}
+
+fn main() {
+    let stylish_logger = Builder::new()
+        .filter(None, LevelFilter::Error)
+        .write_style(WriteStyle::Always)
+        .build();
+
+    let unstylish_logger = Builder::new()
+        .filter(None, LevelFilter::Error)
+        .write_style(WriteStyle::Never)
+        .build();
+
+    stylish_logger.log(&record());
+    unstylish_logger.log(&record());
+}