[ffigen] Detect Scoop LLVM installation on Windows (#535)

pkgs/ffigen/CHANGELOG.md

diff --git a/pkgs/ffigen/CHANGELOG.md b/pkgs/ffigen/CHANGELOG.md
index d507dde..6dd3b69 100644
--- a/pkgs/ffigen/CHANGELOG.md
+++ b/pkgs/ffigen/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 7.2.9
+
+- Detect LLVM installed using Scoop on Windows machines.
+
 # 7.2.8
 
 - Automatically generate `ignore_for_file: type=lint` if not specified in preamble.

pkgs/ffigen/lib/src/config_provider/spec_utils.dart

diff --git a/pkgs/ffigen/lib/src/config_provider/spec_utils.dart b/pkgs/ffigen/lib/src/config_provider/spec_utils.dart
index 9b03ebb..dfe6bbf 100644
--- a/pkgs/ffigen/lib/src/config_provider/spec_utils.dart
+++ b/pkgs/ffigen/lib/src/config_provider/spec_utils.dart
@@ -495,7 +495,13 @@
       }
     }
   } else if (Platform.isWindows) {
-    for (final l in strings.windowsDylibLocations) {
+    final dylibLocations = strings.windowsDylibLocations.toList();
+    final userHome = Platform.environment['USERPROFILE'];
+    if (userHome != null) {
+      dylibLocations
+          .add(p.join(userHome, 'scoop', 'apps', 'llvm', 'current', 'bin'));
+    }
+    for (final l in dylibLocations) {
       k = findLibclangDylib(l);
       if (k != null) return k;
     }

pkgs/ffigen/pubspec.yaml

diff --git a/pkgs/ffigen/pubspec.yaml b/pkgs/ffigen/pubspec.yaml
index 4f647fb..e9ef8be 100644
--- a/pkgs/ffigen/pubspec.yaml
+++ b/pkgs/ffigen/pubspec.yaml
@@ -3,7 +3,7 @@
 # BSD-style license that can be found in the LICENSE file.
 
 name: ffigen
-version: 7.2.8
+version: 7.2.9
 description: Generator for FFI bindings, using LibClang to parse C header files.
 repository: https://github.com/dart-lang/ffigen