From 1c7cfc4baecc0082f9b9e930615bce9b06b8db82 Mon Sep 17 00:00:00 2001
From: Kasefuchs <kasefuchs@protonmail.com>
Date: Thu, 25 Apr 2024 21:37:16 +0300
Subject: [PATCH] Add option to disable throw on duplicate dependencies

---
 injectable/lib/src/injectable_annotations.dart             | 7 +++++++
 .../lib/generators/injectable_config_generator.dart        | 7 ++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/injectable/lib/src/injectable_annotations.dart b/injectable/lib/src/injectable_annotations.dart
index 06a8de3..69f2201 100644
--- a/injectable/lib/src/injectable_annotations.dart
+++ b/injectable/lib/src/injectable_annotations.dart
@@ -59,6 +59,11 @@ class InjectableInit {
   /// defaults to false
   final bool throwOnMissingDependencies;
 
+  /// throw an error and abort generation
+  /// in case of duplicate dependencies
+  /// defaults to true
+  final bool throwOnDuplicateDependencies;
+
   /// a List of external package modules to be registered
   /// in the default package initializer before root dependencies
   /// classes passed here must extend [MicroPackageModule]
@@ -89,6 +94,7 @@ class InjectableInit {
     this.asExtension = true,
     this.usesNullSafety = true,
     this.throwOnMissingDependencies = false,
+    this.throwOnDuplicateDependencies = true,
     this.includeMicroPackages = true,
     this.externalPackageModulesAfter,
     this.externalPackageModulesBefore,
@@ -104,6 +110,7 @@ class InjectableInit {
     this.externalPackageModulesBefore,
     this.usesConstructorCallback = false,
     this.throwOnMissingDependencies = false,
+    this.throwOnDuplicateDependencies = true,
     this.ignoreUnregisteredTypesInPackages = const [],
     this.usesNullSafety = true,
   })  : _isMicroPackage = true,
diff --git a/injectable_generator/lib/generators/injectable_config_generator.dart b/injectable_generator/lib/generators/injectable_config_generator.dart
index 6ca915c..377cade 100644
--- a/injectable_generator/lib/generators/injectable_config_generator.dart
+++ b/injectable_generator/lib/generators/injectable_config_generator.dart
@@ -35,6 +35,8 @@ class InjectableConfigGenerator extends GeneratorForAnnotation<InjectableInit> {
         annotation.read('usesConstructorCallback').boolValue;
     final throwOnMissingDependencies =
         annotation.read('throwOnMissingDependencies').boolValue;
+    final throwOnDuplicateDependencies =
+        annotation.read('throwOnDuplicateDependencies').boolValue;
     final targetFile = element.source?.uri;
     final preferRelativeImports =
         annotation.read("preferRelativeImports").boolValue;
@@ -141,7 +143,10 @@ class InjectableConfigGenerator extends GeneratorForAnnotation<InjectableInit> {
       targetFile,
       throwOnMissingDependencies,
     );
-    _validateDuplicateDependencies(deps);
+
+    if (throwOnDuplicateDependencies) {
+      _validateDuplicateDependencies(deps);
+    }
 
     /// don't allow registering of the same dependency with both async and sync factories
     final groupedByType = deps.groupListsBy((d) => (d.type, d.instanceName));