generator - pin analyzer dependency to a working version

see dart-lang/build#2763

Author: vaind

generator/pubspec.yaml

@@ -11,7 +11,9 @@ dependencies:
   objectbox: 0.6.4
   build: ^1.0.0
   source_gen: ^0.9.0
-  analyzer: ">=0.35.0 <0.100.0"
+  # temporary pin the analyzer version to avoid endless loop, see https://github.com/dart-lang/build/issues/2763
+  #analyzer: ">=0.35.0 <0.100.0"
+  analyzer: ">=0.35.0 <=0.39.14"
   glob: ^1.1.0
   path: ^1.6.0
   dart_style: ^1.3.0