Default to 2.7 when generating the package config (flutter#22469)

zanderso · web-flow · commit bef3fd0d1c67 · 2020-11-12T10:37:14.000-08:00
For flutter#70349
diff --git a/tools/generate_package_config/bin/generate_from_legacy.dart b/tools/generate_package_config/bin/generate_from_legacy.dart
@@ -46,10 +46,10 @@ void main(List<String> args) async {
       if (!File.fromUri(pubspec).existsSync()) {
         continue;
       }
-      // Default to 2.8 if not found to prevent all packages from accidentally
+      // Default to 2.7 if not found to prevent all packages from accidentally
       // opting into NNBD.
       languageVersion = await languageVersionFromPubspec(pubspec, name) ??
-          LanguageVersion(2, 8);
+          LanguageVersion(2, 7);
       packages.add(Package(name, packageRoot,
           languageVersion: languageVersion, packageUriRoot: uri));
     }

Original file line number	Diff line number	Diff line change
`@@ -46,10 +46,10 @@ void main(List<String> args) async {`
`46`	`46`	`if (!File.fromUri(pubspec).existsSync()) {`
`47`	`47`	`continue;`
`48`	`48`	`}`
`49`		`- // Default to 2.8 if not found to prevent all packages from accidentally`
	`49`	`+ // Default to 2.7 if not found to prevent all packages from accidentally`
`50`	`50`	`// opting into NNBD.`
`51`	`51`	`languageVersion = await languageVersionFromPubspec(pubspec, name) ??`
`52`		`- LanguageVersion(2, 8);`
	`52`	`+ LanguageVersion(2, 7);`
`53`	`53`	`packages.add(Package(name, packageRoot,`
`54`	`54`	`languageVersion: languageVersion, packageUriRoot: uri));`
`55`	`55`	`}`