Merge pull request #554 from laurieplo/add-typehints

Add missing type hints

src/Collection/ProcessArgumentsCollection.php

@@ -126,7 +126,7 @@ public function addOptionalBooleanArgument(string $argument, $value, string $tru
      * @param string   $argument
      * @param int|null $value
      */
-    public function addOptionalIntegerArgument($argument, $value)
+    public function addOptionalIntegerArgument(string $argument, $value)
     {
         if (null === $value) {
             return;

src/Composer/GrumPHPPlugin.php

@@ -159,7 +159,7 @@ protected function deInitGitHook()
     /**
      * Run the GrumPHP console to (de)init the git hooks.
      */
-    protected function runGrumPhpCommand($command)
+    protected function runGrumPhpCommand(string $command)
     {
         $config = $this->composer->getConfig();
         $commandLocator = new ExternalCommand($config->get('bin-dir'), new ExecutableFinder());

src/Configuration/Compiler/TaskCompilerPass.php

@@ -68,7 +68,7 @@ private function getTaskTag(array $tags): array
         return $resolver->resolve(current($tags));
     }
 
-    private function parseTaskMetadata($configuration): array
+    private function parseTaskMetadata(array $configuration): array
     {
         $resolver = new OptionsResolver();
         $resolver->setDefaults([

src/Console/Command/Git/InitCommand.php

@@ -108,7 +108,7 @@ public function execute(InputInterface $input, OutputInterface $output)
         $output->writeln('<fg=yellow>Watch out! GrumPHP is sniffing your commits!<fg=yellow>');
     }
 
-    protected function parseHookBody($hook, SplFileInfo $templateFile): string
+    protected function parseHookBody(string $hook, SplFileInfo $templateFile): string
     {
         $content = $this->filesystem->readFromFileInfo($templateFile);
         $replacements = [
@@ -122,7 +122,7 @@ protected function parseHookBody($hook, SplFileInfo $templateFile): string
     /**
      * @throws \GrumPHP\Exception\FileNotFoundException
      */
-    protected function generateHookCommand($command): string
+    protected function generateHookCommand(string $command): string
     {
         $configFile = $this->useExoticConfigFile();
 

src/Console/Helper/PathsHelper.php

@@ -80,7 +80,7 @@ public function getAsciiPath(): string
     /**
      * Load an ascii image.
      */
-    public function getAsciiContent($resource): string
+    public function getAsciiContent(string $resource): string
     {
         $file = $this->config->getAsciiContentPath($resource);
 
@@ -180,7 +180,7 @@ public function getBinDir(): string
      * Search a command in the bin folder
      * Note: the command locator is not injected because it needs the relative bin path.
      */
-    public function getBinCommand($command, bool $forceUnix = false): string
+    public function getBinCommand(string $command, bool $forceUnix = false): string
     {
         return $this->externalCommandLocator->locate($command, $forceUnix);
     }