Require Composer ^2.2.2 in the composer.json file.

README.md

@@ -10,6 +10,8 @@ _Note: If you are starting a new a project, you may be looking for the [drupal-s
 $> composer require palantirnet/the-build
 ```
 
+Composer 2.2.2 or greater is required for the-build.
+
 ## Setting up
 
 Install the default templates and phing targets to your project:

bin/the-build-installer

@@ -5,20 +5,13 @@
 # The install command boils down to:
 #   vendor/bin/phing -f vendor/palantirnet/the-build/targets/install.xml
 #
-# This script is "weird", because:
-# * Script proxying was added in Composer 2.2.0
-# * The environment variable COMPOSER_BIN_DIR was added in Composer 2.2.2
-# * The environment variable was changed to COMPOSER_RUNTIME_BIN_DIR in Composer 2.2.7
+# * This script requires Composer 2.2.2 or greater, because of a series of script proxying
+#   changes between 2.1.x and 2.2.2. This requirement is enforced in composer.json.
 # * This script assumes the composer bin dir is at vendor/bin/
 
 # Composer 2.2.2 through 2.2.6
 if [ "$COMPOSER_BIN_DIR" != "" ]; then
   COMPOSER_RUNTIME_BIN_DIR="$COMPOSER_BIN_DIR"
 fi
 
-if [ "$COMPOSER_RUNTIME_BIN_DIR" = "" ]; then
-  echo "Please update to at least Composer version 2.2.2"
-  exit 1
-fi
-
 (cd $COMPOSER_RUNTIME_BIN_DIR/../../ && $COMPOSER_RUNTIME_BIN_DIR/phing -f $COMPOSER_RUNTIME_BIN_DIR/../palantirnet/the-build/targets/install.xml)

composer.json

@@ -12,6 +12,7 @@
         "bin/the-build-installer"
     ],
     "require": {
+        "composer-runtime-api": "^2.2.2",
         "cweagans/composer-patches": "^1.7",
         "drupal/coder": "^8.3.6",
         "drush/drush": "^9 || ^10",
@@ -29,7 +30,11 @@
         }
     },
     "config": {
-        "sort-packages": true
+        "sort-packages": true,
+        "allow-plugins": {
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "cweagans/composer-patches": true
+        }
     },
     "extra": {
         "patches": {