Gracefully handle !isValid in AndroidStudio.gradleExecutable (#9893)

Fixes #9866

Gracefully handle !isValid in AndroidStudio.gradleExecutable (#9893)
Fixes #9866
a667bf93 · Todd Volkert · GitHub · f44ba8b9 · a667bf93
Commit a667bf93 authored May 09, 2017 by Todd Volkert Committed by GitHub May 09, 2017
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android_studio.dart packages/flutter_tools/lib/src/android/android_studio.dart +3 -2

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--- a/packages/flutter_tools/lib/src/android/android_studio.dart
+++ b/packages/flutter_tools/lib/src/android/android_studio.dart
@@ -100,8 +100,9 @@ class AndroidStudio implements Comparable<AndroidStudio> {

  String get gradlePath => _gradlePath;

-  String get gradleExecutable => fs.path
-      .join(_gradlePath, 'bin', platform.isWindows ? 'gradle.bat' : 'gradle');
+  String get gradleExecutable => isValid
+      ? fs.path.join(_gradlePath, 'bin', platform.isWindows ? 'gradle.bat' : 'gradle')
+      : null;

  String get javaPath => _javaPath;