Delegate logging management to Logger struct

Allows verbosity management in a centralized way.

1 files changed, 30 insertions, 0 deletions

diff --git a/src/logger.rs b/src/logger.rs
new file mode 100644
index 0000000..a1db035
--- /dev/null
+++ b/src/logger.rs
@@ -0,0 +1,30 @@
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
+pub enum Verbosity {
+    Quiet,
+    Normal,
+}
+
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
+pub struct Logger {
+    verbosity: Verbosity,
+}
+
+impl Logger {
+    pub fn new(verbosity: Verbosity) -> Self {
+        Self { verbosity }
+    }
+
+    pub fn warn(&self, message: impl AsRef<str>) {
+        if self.verbosity != Verbosity::Quiet {
+            eprintln!("{}", message.as_ref());
+        }
+    }
+}
+
+impl Default for Logger {
+    fn default() -> Self {
+        Self {
+            verbosity: Verbosity::Quiet,
+        }
+    }
+}