fromLabel static method renaming

pkgs/unified_analytics/lib/src/enums.dart

@@ -2,6 +2,8 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+import 'package:collection/collection.dart';
+
 /// The valid dash tool labels stored in the [DashTool] enum.
 List<String> get validDashTools =>
     DashTool.values.map((e) => e.label).toList()..sort();
@@ -156,13 +158,8 @@ enum DashEvent {
 
   /// This takes in the string label for a given [DashEvent] and returns the
   /// enum for that string label.
-  static DashEvent? getDashEventByLabel(String label) {
-    for (final event in DashEvent.values) {
-      if (event.label == label) return event;
-    }
-
-    return null;
-  }
+  static DashEvent? fromLabel(String label) =>
+      DashEvent.values.firstWhereOrNull((e) => e.label == label);
 }
 
 /// Officially-supported clients of this package as logical
@@ -209,15 +206,8 @@ enum DashTool {
 
   /// This takes in the string label for a given [DashTool] and returns the
   /// enum for that string label.
-  static DashTool getDashToolByLabel(String label) {
-    for (final tool in DashTool.values) {
-      if (tool.label == label) return tool;
-    }
-
-    throw Exception('The tool $label from the survey metadata file is not '
-        'a valid DashTool enum value\n'
-        'Valid labels for dash tools: ${validDashTools.join(', ')}');
-  }
+  static DashTool? fromLabel(String label) =>
+      DashTool.values.firstWhereOrNull((e) => e.label == label);
 }
 
 /// Enumerate options for platforms supported.

pkgs/unified_analytics/lib/src/event.dart

@@ -771,9 +771,9 @@ final class Event {
           case {
             'eventName': final String eventName,
             'eventData': final Map<String, Object?> eventData,
-          } when DashEvent.getDashEventByLabel(eventName) != null) {
+          } when DashEvent.fromLabel(eventName) != null) {
         return Event._(
-          eventName: DashEvent.getDashEventByLabel(eventName)!,
+          eventName: DashEvent.fromLabel(eventName)!,
           eventData: eventData,
         );
       }

pkgs/unified_analytics/lib/src/survey_handler.dart

@@ -5,6 +5,7 @@
 import 'dart:convert';
 
 import 'package:clock/clock.dart';
+import 'package:collection/collection.dart';
 import 'package:file/file.dart';
 import 'package:http/http.dart' as http;
 
@@ -134,10 +135,12 @@ class Survey {
         samplingRate = json['samplingRate'] is String
             ? double.parse(json['samplingRate'] as String)
             : json['samplingRate'] as double,
-        excludeDashToolList =
-            (json['excludeDashTools'] as List<dynamic>).map((e) {
-          return DashTool.getDashToolByLabel(e as String);
-        }).toList(),
+        excludeDashToolList = (json['excludeDashTools'] as List<dynamic>)
+            .map((e) {
+              return DashTool.fromLabel(e as String);
+            })
+            .whereType<DashTool>()
+            .toList(),
         conditionList = (json['conditions'] as List<dynamic>).map((e) {
           return Condition.fromJson(e as Map<String, dynamic>);
         }).toList(),