Remove infection

.gitattributes

@@ -6,7 +6,6 @@
 /.gitattributes export-ignore
 /.gitignore export-ignore
 /.php-cs-fixer.php export-ignore
-/infection.json export-ignore
 /Makefile export-ignore
 /phpstan.neon export-ignore
 /phpunit.xml export-ignore

.github/workflows/validate.yml

@@ -118,19 +118,3 @@ jobs:
       - run: vendor/bin/phpunit --coverage-clover=build/logs/clover.xml
 
       - uses: codecov/codecov-action@v2
-
-  mutation-tests:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v2
-
-      - uses: shivammathur/setup-php@v2
-        with:
-          coverage: xdebug
-          extensions: mbstring
-          php-version: 8.3
-
-      - run: composer install --no-interaction --no-progress
-
-      - run: vendor/bin/infection

Makefile

@@ -25,11 +25,6 @@ coverage: ## Collects coverage from running unit tests with phpunit
 	vendor/bin/phpunit --dump-xdebug-filter=.build/phpunit/xdebug-filter.php
 	vendor/bin/phpunit --coverage-text --prepend=.build/phpunit/xdebug-filter.php
 
-.PHONY: infection
-infection: ## Runs mutation tests with infection
-	mkdir -p .build/infection
-	vendor/bin/infection --ignore-msi-with-no-mutations --min-covered-msi=100 --min-msi=100
-
 .PHONY: approve
 approve: ## Generate code and approve it as expected
 	tests/generate-and-approve-examples.php

composer.json

@@ -29,7 +29,6 @@
     "composer/composer": "^2",
     "ergebnis/composer-normalize": "^2.13",
     "guzzlehttp/guzzle": "^7",
-    "infection/infection": "^0.21",
     "jangregor/phpstan-prophecy": "^1",
     "mll-lab/php-cs-fixer-config": "^5",
     "mockery/mockery": "^1.4",