Run pub global activate before pub global run (flutter#3502)

.cirrus.yml

@@ -14,7 +14,6 @@ task:
     - flutter channel master
     - flutter upgrade
     - git fetch origin master
-  activate_script: pub global activate flutter_plugin_tools
   matrix:
     - name: publishable
       script:
@@ -122,7 +121,6 @@ task:
     - flutter channel master
     - flutter upgrade
     - git fetch origin master
-  activate_script: pub global activate flutter_plugin_tools
   matrix:
     - name: build-linux+drive-examples
       install_script:
@@ -147,7 +145,6 @@ task:
     - flutter channel master
     - flutter upgrade
     - git fetch origin master
-  activate_script: pub global activate flutter_plugin_tools
   create_simulator_script:
     - xcrun simctl list
     - xcrun simctl create Flutter-iPhone com.apple.CoreSimulator.SimDeviceType.iPhone-11 com.apple.CoreSimulator.SimRuntime.iOS-14-3 | xargs xcrun simctl boot
@@ -201,7 +198,6 @@ task:
     - flutter channel master
     - flutter upgrade
     - git fetch origin master
-  activate_script: pub global activate flutter_plugin_tools
   create_simulator_script:
     - xcrun simctl list
     - xcrun simctl create Flutter-iPhone com.apple.CoreSimulator.SimDeviceType.iPhone-X com.apple.CoreSimulator.SimRuntime.iOS-13-3 | xargs xcrun simctl boot
@@ -231,7 +227,6 @@ task:
     - flutter channel master
     - flutter upgrade
     - git fetch origin master
-  activate_script: pub global activate flutter_plugin_tools
   matrix:
     - name: build_all_plugins_app
       script:

script/build_all_plugins_app.sh

@@ -64,7 +64,7 @@ fi
 
 echo "Excluding the following plugins: $ALL_EXCLUDED"
 
-(cd "$REPO_DIR" && pub global run flutter_plugin_tools all-plugins-app --exclude $ALL_EXCLUDED)
+(cd "$REPO_DIR" && plugin_tools all-plugins-app --exclude $ALL_EXCLUDED)
 
 function error() {
   echo "$@" 1>&2

script/check_publish.sh

@@ -12,7 +12,7 @@ source "$SCRIPT_DIR/common.sh"
 
 function check_publish() {
   local failures=()
-  for dir in $(pub global run flutter_plugin_tools list --plugins="$1"); do
+  for dir in $(plugin_tools list --plugins="$1"); do
     local package_name=$(basename "$dir")
 
     echo "Checking that $package_name can be published."

script/common.sh

@@ -45,3 +45,19 @@ function check_changed_packages() {
   fi
   return 0
 }
+
+# Normalizes the call to the pub command.
+function pub_command() {
+  if [ "$(expr substr $(uname -s) 1 5)" == "MINGW" ]; then
+    pub.bat "$@"
+  else
+    pub "$@"
+  fi
+}
+
+# Activates the Flutter plugin tool to ensures that the plugin tools dependencies
+# are resolved  using the current Dart SDK.
+# Finally, runs the tool with the parameters.
+function plugin_tools() {
+  pub_command global activate flutter_plugin_tools && pub_command global run flutter_plugin_tools "$@"
+}

script/incremental_build.sh

@@ -7,12 +7,6 @@ readonly REPO_DIR="$(dirname "$SCRIPT_DIR")"
 source "$SCRIPT_DIR/common.sh"
 source "$SCRIPT_DIR/nnbd_plugins.sh"
 
-if [ "$(expr substr $(uname -s) 1 5)" == "MINGW" ]; then
-  PUB=pub.bat
-else
-  PUB=pub
-fi
-
 # Plugins that are excluded from this task.
 ALL_EXCLUDED=("")
 # Exclude nnbd plugins from stable.
@@ -49,18 +43,18 @@ PLUGIN_SHARDING=($PLUGIN_SHARDING)
 
 if [[ "${BRANCH_NAME}" == "master" ]]; then
   echo "Running for all packages"
-  (cd "$REPO_DIR" && $PUB global run flutter_plugin_tools "${ACTIONS[@]}" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
+  (cd "$REPO_DIR" && plugin_tools "${ACTIONS[@]}" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
 else
   # Sets CHANGED_PACKAGES
   check_changed_packages
 
   if [[ "$CHANGED_PACKAGES" == "" ]]; then
     echo "No changes detected in packages."
     echo "Running for all packages"
-    (cd "$REPO_DIR" && $PUB global run flutter_plugin_tools "${ACTIONS[@]}" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
+    (cd "$REPO_DIR" && plugin_tools "${ACTIONS[@]}" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
   else
     echo running "${ACTIONS[@]}"
-    (cd "$REPO_DIR" && $PUB global run flutter_plugin_tools "${ACTIONS[@]}" --plugins="$CHANGED_PACKAGES" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
+    (cd "$REPO_DIR" && plugin_tools "${ACTIONS[@]}" --plugins="$CHANGED_PACKAGES" --exclude="$ALL_EXCLUDED" ${PLUGIN_SHARDING[@]})
     echo "Running version check for changed packages"
     # TODO(egarciad): Enable this check once in master.
     # (cd "$REPO_DIR" && $PUB global run flutter_plugin_tools version-check --base_sha="$(get_branch_base_sha)")