Add Logger.attachedLoggers to return the known Logger objects (#110)

Co-authored-by: Nate Bosch <[email protected]>

Author: powerb33

CHANGELOG.md

@@ -1,5 +1,7 @@
-## 1.0.3-dev
+## 1.1.0
 
+* Add `Logger.attachedLoggers` which exposes all loggers created with the
+  default constructor.
 * Enable the `avoid_dynamic_calls` lint.
 
 ## 1.0.2

lib/src/logger.dart

@@ -51,8 +51,11 @@ class Logger {
   /// root [Logger].
   StreamController<LogRecord>? _controller;
 
-  /// Singleton constructor. Calling `new Logger(name)` will return the same
-  /// actual instance whenever it is called with the same string name.
+  /// Create or find a Logger by name.
+  ///
+  /// Calling `Logger(name)` will return the same instance whenever it is called
+  /// with the same string name. Loggers created with this constructor are
+  /// retained indefinitely and available through [attachedLoggers];
   factory Logger(String name) =>
       _loggers.putIfAbsent(name, () => Logger._named(name));
 
@@ -278,6 +281,11 @@ class Logger {
   /// Top-level root [Logger].
   static final Logger root = Logger('');
 
-  /// All [Logger]s in the system.
+  /// All attached [Logger]s in the system.
   static final Map<String, Logger> _loggers = <String, Logger>{};
+
+  /// All attached [Logger]s in the system.
+  ///
+  /// Loggers created with [Logger.detached] are not included.
+  static Iterable<Logger> get attachedLoggers => _loggers.values;
 }

pubspec.yaml

@@ -1,5 +1,5 @@
 name: logging
-version: 1.0.3-dev
+version: 1.1.0
 
 description: >-
   Provides APIs for debugging and error logging, similar to loggers in other