diff --git a/animations/analysis_options.yaml b/animations/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/animations/analysis_options.yaml
+++ b/animations/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/animations/pubspec.lock b/animations/pubspec.lock
index 13809e8e029..a34580cf5ec 100644
--- a/animations/pubspec.lock
+++ b/animations/pubspec.lock
@@ -1,20 +1,6 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.10"
-  args:
-    dependency: transitive
-    description:
-      name: args
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.5.2"
   async:
     dependency: transitive
     description:
@@ -43,20 +29,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.14.11"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
-  crypto:
-    dependency: transitive
-    description:
-      name: crypto
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.3"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -74,13 +46,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  image:
-    dependency: transitive
-    description:
-      name: image
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.4"
   matcher:
     dependency: transitive
     description:
@@ -103,19 +68,12 @@ packages:
     source: hosted
     version: "1.6.4"
   pedantic:
-    dependency: transitive
+    dependency: "direct dev"
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.8.0+1"
-  petitparser:
-    dependency: transitive
-    description:
-      name: petitparser
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.4.0"
   quiver:
     dependency: transitive
     description:
@@ -184,12 +142,5 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
-  xml:
-    dependency: transitive
-    description:
-      name: xml
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "3.5.0"
 sdks:
   dart: ">=2.5.0 <3.0.0"
diff --git a/animations/pubspec.yaml b/animations/pubspec.yaml
index 09e6f444964..aad9fc7b59d 100644
--- a/animations/pubspec.yaml
+++ b/animations/pubspec.yaml
@@ -9,9 +9,12 @@ dependencies:
   flutter:
     sdk: flutter
   cupertino_icons: ^0.1.2
+
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  pedantic: ^1.8.0
+
 flutter:
   uses-material-design: true
   assets:
diff --git a/chrome-os-best-practices/analysis_options.yaml b/chrome-os-best-practices/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/chrome-os-best-practices/analysis_options.yaml
+++ b/chrome-os-best-practices/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/chrome-os-best-practices/pubspec.yaml b/chrome-os-best-practices/pubspec.yaml
index 273ece0230a..16ad1fc7299 100755
--- a/chrome-os-best-practices/pubspec.yaml
+++ b/chrome-os-best-practices/pubspec.yaml
@@ -13,9 +13,9 @@ dependencies:
   cupertino_icons: ^0.1.2
 
 dev_dependencies:
-  pedantic: ^1.8.0+1
   flutter_test:
     sdk: flutter
+  pedantic: ^1.8.0
 
 
 flutter:
diff --git a/flutter_maps_firestore/.gitignore b/flutter_maps_firestore/.gitignore
index 429abe4c876..efc3bfd6535 100644
--- a/flutter_maps_firestore/.gitignore
+++ b/flutter_maps_firestore/.gitignore
@@ -59,6 +59,7 @@
 **/ios/Flutter/app.flx
 **/ios/Flutter/app.zip
 **/ios/Flutter/flutter_assets/
+**/ios/Flutter/flutter_export_environment.sh
 **/ios/ServiceDefinitions.json
 **/ios/Runner/GeneratedPluginRegistrant.*
 
diff --git a/flutter_maps_firestore/analysis_options.yaml b/flutter_maps_firestore/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/flutter_maps_firestore/analysis_options.yaml
+++ b/flutter_maps_firestore/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/flutter_maps_firestore/pubspec.lock b/flutter_maps_firestore/pubspec.lock
index 6a60a4c4d85..8285c3d35e5 100644
--- a/flutter_maps_firestore/pubspec.lock
+++ b/flutter_maps_firestore/pubspec.lock
@@ -28,7 +28,7 @@ packages:
       name: cloud_firestore
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.5+1"
+    version: "0.12.10+2"
   collection:
     dependency: transitive
     description:
@@ -42,7 +42,14 @@ packages:
       name: firebase_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.0+5"
+    version: "0.4.2"
+  firebase_core_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_core_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -59,14 +66,14 @@ packages:
       name: google_maps_flutter
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.17"
+    version: "0.5.21+12"
   google_maps_webservice:
     dependency: "direct main"
     description:
       name: google_maps_webservice
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.14"
+    version: "0.0.16"
   http:
     dependency: transitive
     description:
@@ -123,6 +130,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.5"
+  quiver_hashcode:
+    dependency: transitive
+    description:
+      name: quiver_hashcode
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -186,4 +200,4 @@ packages:
     version: "2.0.8"
 sdks:
   dart: ">=2.5.0 <3.0.0"
-  flutter: ">=1.5.0 <2.0.0"
+  flutter: ">=1.9.1+hotfix.5 <2.0.0"
diff --git a/flutter_maps_firestore/pubspec.yaml b/flutter_maps_firestore/pubspec.yaml
index 85a90063a48..868133a4a1f 100644
--- a/flutter_maps_firestore/pubspec.yaml
+++ b/flutter_maps_firestore/pubspec.yaml
@@ -16,7 +16,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.7.0
+  pedantic: ^1.8.0
 
 flutter:
   uses-material-design: true
diff --git a/isolate_example/analysis_options.yaml b/isolate_example/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/isolate_example/analysis_options.yaml
+++ b/isolate_example/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/isolate_example/pubspec.yaml b/isolate_example/pubspec.yaml
index 7b2f34e5f38..169074448e8 100644
--- a/isolate_example/pubspec.yaml
+++ b/isolate_example/pubspec.yaml
@@ -13,7 +13,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.8.0+1
+  pedantic: ^1.8.0
 
 
 flutter:
diff --git a/jsonexample/pubspec.lock b/jsonexample/pubspec.lock
index 42e9472d119..701b1879720 100644
--- a/jsonexample/pubspec.lock
+++ b/jsonexample/pubspec.lock
@@ -7,14 +7,14 @@ packages:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.36.4"
+    version: "0.38.5"
   analyzer_plugin:
     dependency: transitive
     description:
       name: analyzer_plugin
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.0"
+    version: "0.2.1"
   args:
     dependency: transitive
     description:
@@ -28,7 +28,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.3.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -42,7 +42,7 @@ packages:
       name: build
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.2"
   build_config:
     dependency: transitive
     description:
@@ -63,7 +63,7 @@ packages:
       name: build_resolvers
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.1"
+    version: "1.2.1"
   build_runner:
     dependency: "direct dev"
     description:
@@ -77,7 +77,7 @@ packages:
       name: build_runner_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.1.0"
+    version: "4.2.0"
   built_collection:
     dependency: "direct main"
     description:
@@ -91,14 +91,14 @@ packages:
       name: built_value
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.7.1"
+    version: "6.8.2"
   built_value_generator:
     dependency: "direct dev"
     description:
       name: built_value_generator
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.7.1"
+    version: "6.8.2"
   charcode:
     dependency: transitive
     description:
@@ -154,14 +154,14 @@ packages:
       name: dart_style
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.9"
+    version: "1.3.3"
   fixnum:
     dependency: transitive
     description:
       name: fixnum
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.10.9"
+    version: "0.10.11"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -178,14 +178,14 @@ packages:
       name: front_end
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.19"
+    version: "0.1.27"
   glob:
     dependency: transitive
     description:
       name: glob
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.7"
+    version: "1.2.0"
   graphs:
     dependency: transitive
     description:
@@ -248,14 +248,14 @@ packages:
       name: json_serializable
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.2.2"
+    version: "3.2.3"
   kernel:
     dependency: transitive
     description:
       name: kernel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.19"
+    version: "0.3.27"
   logging:
     dependency: transitive
     description:
@@ -284,6 +284,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.9.6+3"
+  node_interop:
+    dependency: transitive
+    description:
+      name: node_interop
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  node_io:
+    dependency: transitive
+    description:
+      name: node_io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1+2"
   package_config:
     dependency: transitive
     description:
@@ -339,7 +353,7 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.2+1"
+    version: "2.0.5"
   shelf:
     dependency: transitive
     description:
@@ -365,7 +379,7 @@ packages:
       name: source_gen
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.4+4"
+    version: "0.9.4+6"
   source_span:
     dependency: transitive
     description:
@@ -442,14 +456,14 @@ packages:
       name: watcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.7+12"
+    version: "0.9.7+13"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.15"
+    version: "1.1.0"
   yaml:
     dependency: transitive
     description:
diff --git a/jsonexample/pubspec.yaml b/jsonexample/pubspec.yaml
index 630a5cac3b6..d91daa7e20c 100644
--- a/jsonexample/pubspec.yaml
+++ b/jsonexample/pubspec.yaml
@@ -13,13 +13,12 @@ dependencies:
     sdk: flutter
 
 dev_dependencies:
+  flutter_test:
+    sdk: flutter
   build_runner: ^1.7.1
   built_value_generator: ^6.7.1
   json_serializable: ^3.2.2
-  pedantic: ^1.8.0+1
-
-  flutter_test:
-    sdk: flutter
+  pedantic: ^1.8.0
 
 flutter:
   uses-material-design: true
diff --git a/material_studies/rally/analysis_options.yaml b/material_studies/rally/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/material_studies/rally/analysis_options.yaml
+++ b/material_studies/rally/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/material_studies/rally/pubspec.lock b/material_studies/rally/pubspec.lock
new file mode 100644
index 00000000000..b76e34813b9
--- /dev/null
+++ b/material_studies/rally/pubspec.lock
@@ -0,0 +1,153 @@
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  async:
+    dependency: transitive
+    description:
+      name: async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.3.0"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.5"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.2"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.14.11"
+  cupertino_icons:
+    dependency: "direct main"
+    description:
+      name: cupertino_icons
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.2"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  intl:
+    dependency: "direct main"
+    description:
+      name: intl
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.15.8"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.5"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.7"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.6.4"
+  pedantic:
+    dependency: "direct dev"
+    description:
+      name: pedantic
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.0+1"
+  quiver:
+    dependency: transitive
+    description:
+      name: quiver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.5"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.99"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.5"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.9.3"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.5"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.5"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.6"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.8"
+sdks:
+  dart: ">=2.5.0 <3.0.0"
diff --git a/material_studies/rally/pubspec.yaml b/material_studies/rally/pubspec.yaml
index 292e637e6fc..701abb4779e 100644
--- a/material_studies/rally/pubspec.yaml
+++ b/material_studies/rally/pubspec.yaml
@@ -14,6 +14,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  pedantic: ^1.8.0
 
 flutter:
   uses-material-design: true
diff --git a/material_studies/shrine/analysis_options.yaml b/material_studies/shrine/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/material_studies/shrine/analysis_options.yaml
+++ b/material_studies/shrine/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/material_studies/shrine/pubspec.lock b/material_studies/shrine/pubspec.lock
index 82abb003e8e..775cefdf85d 100644
--- a/material_studies/shrine/pubspec.lock
+++ b/material_studies/shrine/pubspec.lock
@@ -101,7 +101,7 @@ packages:
       name: shrine_images
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.1"
+    version: "1.1.2"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/material_studies/shrine/pubspec.yaml b/material_studies/shrine/pubspec.yaml
index 10149ef52a9..f1af36e4998 100644
--- a/material_studies/shrine/pubspec.yaml
+++ b/material_studies/shrine/pubspec.yaml
@@ -15,7 +15,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.7.0
+  pedantic: ^1.8.0
 
 flutter:
   uses-material-design: true
diff --git a/place_tracker/analysis_options.yaml b/place_tracker/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/place_tracker/analysis_options.yaml
+++ b/place_tracker/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/place_tracker/pubspec.lock b/place_tracker/pubspec.lock
index beb3d4f7680..9c959bddd89 100644
--- a/place_tracker/pubspec.lock
+++ b/place_tracker/pubspec.lock
@@ -42,7 +42,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.6"
+    version: "2.1.3"
   cupertino_icons:
     dependency: "direct main"
     description:
diff --git a/place_tracker/pubspec.yaml b/place_tracker/pubspec.yaml
index 976db20707f..afab33d05f4 100644
--- a/place_tracker/pubspec.yaml
+++ b/place_tracker/pubspec.yaml
@@ -17,7 +17,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.7.0
+  pedantic: ^1.8.0
 
 flutter:
   assets:
diff --git a/platform_design/pubspec.lock b/platform_design/pubspec.lock
index 73cfd52782d..ce157b123ad 100644
--- a/platform_design/pubspec.lock
+++ b/platform_design/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.3.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -94,7 +94,7 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.2+1"
+    version: "2.0.5"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/platform_view_swift/analysis_options.yaml b/platform_view_swift/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/platform_view_swift/analysis_options.yaml
+++ b/platform_view_swift/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/platform_view_swift/pubspec.lock b/platform_view_swift/pubspec.lock
index 1e6783b18c5..a34580cf5ec 100644
--- a/platform_view_swift/pubspec.lock
+++ b/platform_view_swift/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.3.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -68,7 +68,7 @@ packages:
     source: hosted
     version: "1.6.4"
   pedantic:
-    dependency: transitive
+    dependency: "direct dev"
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
@@ -80,7 +80,7 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.2+1"
+    version: "2.0.5"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/platform_view_swift/pubspec.yaml b/platform_view_swift/pubspec.yaml
index dbc2c05608a..2a9e29f8b5a 100644
--- a/platform_view_swift/pubspec.yaml
+++ b/platform_view_swift/pubspec.yaml
@@ -15,6 +15,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  pedantic: ^1.8.0
 
 flutter:
 
diff --git a/provider_counter/pubspec.yaml b/provider_counter/pubspec.yaml
index e45ed489125..7f7340fbe74 100644
--- a/provider_counter/pubspec.yaml
+++ b/provider_counter/pubspec.yaml
@@ -17,7 +17,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.8.0+1
+  pedantic: ^1.8.0
 
 
 flutter:
diff --git a/provider_shopper/analysis_options.yaml b/provider_shopper/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/provider_shopper/analysis_options.yaml
+++ b/provider_shopper/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/provider_shopper/pubspec.lock b/provider_shopper/pubspec.lock
index 189704f3cd5..3c078c538df 100644
--- a/provider_shopper/pubspec.lock
+++ b/provider_shopper/pubspec.lock
@@ -56,7 +56,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.6"
+    version: "2.1.3"
   csslib:
     dependency: transitive
     description:
@@ -87,14 +87,14 @@ packages:
       name: glob
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.7"
+    version: "1.2.0"
   html:
     dependency: transitive
     description:
       name: html
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.14.0+2"
+    version: "0.14.0+3"
   http:
     dependency: transitive
     description:
@@ -172,20 +172,34 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.2"
+  node_interop:
+    dependency: transitive
+    description:
+      name: node_interop
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  node_io:
+    dependency: transitive
+    description:
+      name: node_io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1+2"
   node_preamble:
     dependency: transitive
     description:
       name: node_preamble
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.4.4"
+    version: "1.4.8"
   package_config:
     dependency: transitive
     description:
       name: package_config
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "1.1.0"
   package_resolver:
     dependency: transitive
     description:
@@ -201,7 +215,7 @@ packages:
     source: hosted
     version: "1.6.4"
   pedantic:
-    dependency: transitive
+    dependency: "direct dev"
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
@@ -220,7 +234,7 @@ packages:
       name: provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0+1"
+    version: "3.1.0+1"
   pub_semver:
     dependency: transitive
     description:
@@ -358,27 +372,27 @@ packages:
       name: vm_service_client
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.6+2"
+    version: "0.2.6+3"
   watcher:
     dependency: transitive
     description:
       name: watcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.7+10"
+    version: "0.9.7+13"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.14"
+    version: "1.1.0"
   yaml:
     dependency: transitive
     description:
       name: yaml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.16"
+    version: "2.2.0"
 sdks:
   dart: ">=2.5.0 <3.0.0"
diff --git a/provider_shopper/pubspec.yaml b/provider_shopper/pubspec.yaml
index 7b9917710f2..e41977e45de 100644
--- a/provider_shopper/pubspec.yaml
+++ b/provider_shopper/pubspec.yaml
@@ -16,7 +16,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-
+  pedantic: ^1.8.0
   test: ^1.5.1
 
 flutter:
diff --git a/veggieseasons/analysis_options.yaml b/veggieseasons/analysis_options.yaml
index b9a01f119f2..8595cd0e80c 100644
--- a/veggieseasons/analysis_options.yaml
+++ b/veggieseasons/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.7.0.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 
 analyzer:
   strong-mode:
diff --git a/veggieseasons/lib/styles.dart b/veggieseasons/lib/styles.dart
index cd16dd126d0..14b71e8ac19 100644
--- a/veggieseasons/lib/styles.dart
+++ b/veggieseasons/lib/styles.dart
@@ -194,10 +194,10 @@ abstract class Styles {
   // While handy, some of the Font Awesome icons sometimes bleed over their
   // allotted bounds. This padding is used to adjust for that.
   static const seasonIconPadding = {
-    Season.winter: const EdgeInsets.only(right: 0),
-    Season.spring: const EdgeInsets.only(right: 4),
-    Season.summer: const EdgeInsets.only(right: 6),
-    Season.autumn: const EdgeInsets.only(right: 0),
+    Season.winter: EdgeInsets.only(right: 0),
+    Season.spring: EdgeInsets.only(right: 4),
+    Season.summer: EdgeInsets.only(right: 6),
+    Season.autumn: EdgeInsets.only(right: 0),
   };
 
   static const seasonIconData = {
diff --git a/veggieseasons/pubspec.lock b/veggieseasons/pubspec.lock
index 707650d5095..7621aa18542 100644
--- a/veggieseasons/pubspec.lock
+++ b/veggieseasons/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.10"
+    version: "2.0.11"
   args:
     dependency: transitive
     description:
@@ -56,7 +56,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.3"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -75,7 +75,7 @@ packages:
       name: flutter_launcher_icons
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.7.2+1"
+    version: "0.7.4"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -94,7 +94,7 @@ packages:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.9"
   intl:
     dependency: "direct main"
     description:
@@ -157,7 +157,7 @@ packages:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.3+4"
+    version: "0.5.4+5"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -232,7 +232,7 @@ packages:
       name: yaml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.16"
+    version: "2.2.0"
 sdks:
   dart: ">=2.5.0 <3.0.0"
-  flutter: ">=1.5.0 <2.0.0"
+  flutter: ">=1.6.7 <2.0.0"
diff --git a/veggieseasons/pubspec.yaml b/veggieseasons/pubspec.yaml
index 2176366b132..e40dd7426d0 100644
--- a/veggieseasons/pubspec.yaml
+++ b/veggieseasons/pubspec.yaml
@@ -19,8 +19,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-
-  pedantic: ^1.7.0
+  pedantic: ^1.8.0
   flutter_launcher_icons: ^0.7.2+1
 
 flutter:
diff --git a/web/_tool/pubspec.lock b/web/_tool/pubspec.lock
index 44f73bc588b..0889d54360e 100644
--- a/web/_tool/pubspec.lock
+++ b/web/_tool/pubspec.lock
@@ -21,7 +21,7 @@ packages:
       name: markdown
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.3"
+    version: "2.1.2"
   path:
     dependency: "direct main"
     description:
@@ -30,4 +30,4 @@ packages:
     source: hosted
     version: "1.6.4"
 sdks:
-  dart: ">=2.0.0 <3.0.0"
+  dart: ">=2.1.1 <3.0.0"
diff --git a/web/charts/pubspec.lock b/web/charts/pubspec.lock
index 146893cc650..d25e929cc16 100644
--- a/web/charts/pubspec.lock
+++ b/web/charts/pubspec.lock
@@ -7,14 +7,14 @@ packages:
       name: charts_common
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.8.0"
+    version: "0.8.1"
   charts_flutter:
     dependency: "direct main"
     description:
       name: charts_flutter
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.8.0"
+    version: "0.8.1"
   collection:
     dependency: transitive
     description:
@@ -47,7 +47,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   path:
     dependency: transitive
     description:
diff --git a/web/dad_jokes/analysis_options.yaml b/web/dad_jokes/analysis_options.yaml
index d7de72eb6d0..b40dda9adb2 100644
--- a/web/dad_jokes/analysis_options.yaml
+++ b/web/dad_jokes/analysis_options.yaml
@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.yaml
+include: package:pedantic/analysis_options.1.8.0.yaml
 analyzer:
   strong-mode:
     implicit-casts: false
diff --git a/web/dad_jokes/pubspec.lock b/web/dad_jokes/pubspec.lock
index cc77630c2d4..6d337351b05 100644
--- a/web/dad_jokes/pubspec.lock
+++ b/web/dad_jokes/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.3.0"
+    version: "2.4.0"
   charcode:
     dependency: transitive
     description:
@@ -47,7 +47,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   path:
     dependency: transitive
     description:
diff --git a/web/dad_jokes/pubspec.yaml b/web/dad_jokes/pubspec.yaml
index 4da7f7a351c..a53b4096640 100644
--- a/web/dad_jokes/pubspec.yaml
+++ b/web/dad_jokes/pubspec.yaml
@@ -9,7 +9,7 @@ dependencies:
   http: ^0.12.0
 
 dev_dependencies:
-  pedantic: ^1.3.0
+  pedantic: ^1.8.0
 
 flutter:
   uses-material-design: true
diff --git a/web/filipino_cuisine/pubspec.lock b/web/filipino_cuisine/pubspec.lock
index 8278cf1e6ea..cbd275fcc1a 100644
--- a/web/filipino_cuisine/pubspec.lock
+++ b/web/filipino_cuisine/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.3.0"
+    version: "2.4.0"
   charcode:
     dependency: transitive
     description:
@@ -61,7 +61,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   path:
     dependency: transitive
     description:
diff --git a/web/filipino_cuisine/pubspec.yaml b/web/filipino_cuisine/pubspec.yaml
index e667ae06ad7..37078084cdd 100644
--- a/web/filipino_cuisine/pubspec.yaml
+++ b/web/filipino_cuisine/pubspec.yaml
@@ -10,7 +10,7 @@ dependencies:
   http: ^0.12.0
 
 dev_dependencies:
-  pedantic: ^1.3.0
+  pedantic: ^1.8.0
 
 
 flutter_icons:
diff --git a/web/github_dataviz/pubspec.lock b/web/github_dataviz/pubspec.lock
index 32b76e2a12c..60cc1069a07 100644
--- a/web/github_dataviz/pubspec.lock
+++ b/web/github_dataviz/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.3.0"
+    version: "2.4.0"
   charcode:
     dependency: transitive
     description:
@@ -54,7 +54,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   path:
     dependency: transitive
     description:
diff --git a/web/particle_background/pubspec.lock b/web/particle_background/pubspec.lock
index 7c07229f877..040daf46635 100644
--- a/web/particle_background/pubspec.lock
+++ b/web/particle_background/pubspec.lock
@@ -19,7 +19,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/web/slide_puzzle/pubspec.lock b/web/slide_puzzle/pubspec.lock
index 5a782312862..2e562baddd7 100644
--- a/web/slide_puzzle/pubspec.lock
+++ b/web/slide_puzzle/pubspec.lock
@@ -8,13 +8,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.36.4"
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.11"
   args:
     dependency: transitive
     description:
@@ -28,7 +21,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.3.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -57,13 +50,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.1"
-  coverage:
-    dependency: transitive
-    description:
-      name: coverage
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.13.3+1"
   crypto:
     dependency: transitive
     description:
@@ -101,14 +87,14 @@ packages:
       name: glob
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.7"
+    version: "1.2.0"
   html:
     dependency: transitive
     description:
       name: html
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.14.0+2"
+    version: "0.14.0+3"
   http:
     dependency: transitive
     description:
@@ -130,13 +116,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.3"
-  image:
-    dependency: transitive
-    description:
-      name: image
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.4"
   io:
     dependency: transitive
     description:
@@ -151,34 +130,34 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.1+1"
-  kernel:
+  json_rpc_2:
     dependency: transitive
     description:
-      name: kernel
+      name: json_rpc_2
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.19"
-  logging:
+    version: "2.1.0"
+  kernel:
     dependency: transitive
     description:
-      name: logging
+      name: kernel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.11.3+2"
+    version: "0.3.19"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.6"
+    version: "0.12.5"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   mime:
     dependency: transitive
     description:
@@ -193,6 +172,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.2"
+  node_interop:
+    dependency: transitive
+    description:
+      name: node_interop
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  node_io:
+    dependency: transitive
+    description:
+      name: node_io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1+2"
   node_preamble:
     dependency: transitive
     description:
@@ -228,13 +221,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.8.0+1"
-  petitparser:
-    dependency: transitive
-    description:
-      name: petitparser
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.4.0"
   pool:
     dependency: transitive
     description:
@@ -344,21 +330,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.4"
+    version: "1.6.3"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.5"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.15"
+    version: "0.2.5"
   typed_data:
     dependency: transitive
     description:
@@ -373,40 +359,33 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
-  vm_service:
+  vm_service_client:
     dependency: transitive
     description:
-      name: vm_service
+      name: vm_service_client
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.1"
+    version: "0.2.6+3"
   watcher:
     dependency: transitive
     description:
       name: watcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.7+12"
+    version: "0.9.7+13"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.15"
-  xml:
-    dependency: transitive
-    description:
-      name: xml
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "3.5.0"
+    version: "1.1.0"
   yaml:
     dependency: transitive
     description:
       name: yaml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.16"
+    version: "2.2.0"
 sdks:
-  dart: ">=2.4.0 <3.0.0"
+  dart: ">=2.3.0 <3.0.0"
diff --git a/web/spinning_square/pubspec.lock b/web/spinning_square/pubspec.lock
index 7c07229f877..040daf46635 100644
--- a/web/spinning_square/pubspec.lock
+++ b/web/spinning_square/pubspec.lock
@@ -19,7 +19,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/web/timeflow/pubspec.lock b/web/timeflow/pubspec.lock
index 7c07229f877..040daf46635 100644
--- a/web/timeflow/pubspec.lock
+++ b/web/timeflow/pubspec.lock
@@ -19,7 +19,7 @@ packages:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   sky_engine:
     dependency: transitive
     description: flutter
diff --git a/web/vision_challenge/pubspec.lock b/web/vision_challenge/pubspec.lock
index df899e03ca6..e7305df2d96 100644
--- a/web/vision_challenge/pubspec.lock
+++ b/web/vision_challenge/pubspec.lock
@@ -19,14 +19,14 @@ packages:
       name: flutter_redux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.3"
+    version: "0.5.4"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.1.7"
   redux:
     dependency: "direct main"
     description: