Revert "try an allowlist"

Author: dcharkes

pkgs/native_assets_builder/lib/src/build_runner/build_runner.dart

@@ -434,7 +434,6 @@ class NativeAssetsBuildRunner {
           null,
           hookKernelFile,
           packageLayout!,
-          _filteredEnvironment(_environmentVariablesFilter),
         ),
       );
       if (buildOutput == null) return null;
@@ -490,7 +489,6 @@ class NativeAssetsBuildRunner {
         final environmentFile = File.fromUri(
           config.outputDirectory.resolve('../environment.json'),
         );
-        final environment = _filteredEnvironment(_environmentVariablesFilter);
         if (buildOutputFile.existsSync() &&
             dependenciesHashFile.existsSync() &&
             environmentFile.existsSync()) {
@@ -514,7 +512,7 @@ ${e.message}
               !const MapEquality<String, String>().equals(
                   (json.decode(await environmentFile.readAsString()) as Map)
                       .cast<String, String>(),
-                  environment);
+                  Platform.environment);
           if (!dependenciesOutdated && !environmentChanged) {
             logger.info(
               [
@@ -537,15 +535,14 @@ ${e.message}
           resources,
           hookKernelFile,
           packageLayout,
-          environment,
         );
         if (result == null) {
           if (await dependenciesHashFile.exists()) {
             await dependenciesHashFile.delete();
           }
         } else {
           await environmentFile.writeAsString(
-            json.encode(environment),
+            json.encode(Platform.environment),
           );
           final modifiedDuringBuild = await dependenciesHashes.hashFiles(
             [
@@ -564,18 +561,6 @@ ${e.message}
     );
   }
 
-  /// Limit the environment that hook invocations get to see.
-  ///
-  /// This allowlist lists environment variables needed to run mainstream
-  /// compilers.
-  static const _environmentVariablesFilter = {
-    'ANDROID_HOME',
-    'PATH',
-    'SYSTEMROOT',
-    'TEMP',
-    'TMP',
-  };
-
   Future<HookOutput?> _runHookForPackage(
     Hook hook,
     HookConfig config,
@@ -585,7 +570,6 @@ ${e.message}
     Uri? resources,
     File hookKernelFile,
     PackageLayout packageLayout,
-    Map<String, String> environment,
   ) async {
     final configFile = config.outputDirectory.resolve('../config.json');
     final configFileContents =
@@ -610,8 +594,6 @@ ${e.message}
       executable: dartExecutable,
       arguments: arguments,
       logger: logger,
-      includeParentEnvironment: false,
-      environment: environment,
     );
 
     var deleteOutputIfExists = false;
@@ -668,12 +650,6 @@ ${e.message}
     }
   }
 
-  Map<String, String> _filteredEnvironment(Set<String> allowList) => {
-        for (final entry in Platform.environment.entries)
-          if (allowList.contains(entry.key.toUpperCase()))
-            entry.key: entry.value,
-      };
-
   /// Compiles the hook to kernel and caches the kernel.
   ///
   /// If any of the Dart source files, or the package config changed after
@@ -776,8 +752,6 @@ ${e.message}
       executable: dartExecutable,
       arguments: compileArguments,
       logger: logger,
-      includeParentEnvironment: false,
-      environment: _filteredEnvironment({'HOME', 'PUB_CACHE'}),
     );
     var success = true;
     if (compileResult.exitCode != 0) {