pre-commit hook to disallow commit with SCSS file but without CSS file

.make/git-hooks/README.md

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+# Git hooks for iTop
+
+## ❓ Goal
+
+Those [git hooks](https://git-scm.com/docs/githooks) aims to ease developing on [iTop](https://github.com/Combodo/iTop).
+
+## ☑ Available hooks
+
+* pre-commit : rejects commit if you have at least one SCSS file staged, and no CSS file
+
+## ⚙ Install
+
+Just run install.php !

.make/git-hooks/install.php

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+<?php
+$aHooks = [
+	'pre-commit.php',
+];
+
+$sAppRoot = dirname(__DIR__, 2);
+
+
+foreach ($aHooks as $sSourceHookFileName) {
+	echo "Processing for `{$sSourceHookFileName}`...\n";
+	$sSourceHookPath = __DIR__.DIRECTORY_SEPARATOR.$sSourceHookFileName;
+
+	$aPathParts = pathinfo($sSourceHookFileName);
+	$sTargetHookPath = $sAppRoot.DIRECTORY_SEPARATOR.'.git'.DIRECTORY_SEPARATOR.'hooks'.DIRECTORY_SEPARATOR.$aPathParts['filename'];
+
+	if (file_exists($sTargetHookPath) || is_link($sTargetHookPath)) {
+		echo "Existing $sTargetHookPath ! Removing...";
+		unlink($sTargetHookPath);
+		echo "OK !\n";
+	}
+
+	echo "Creating symlink for hook...";
+	symlink($sSourceHookPath, $sTargetHookPath);
+	echo "OK !\n";
+}
+

.make/git-hooks/pre-commit.php

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+#!/usr/bin/php
+<?php
+/**
+ * Reject any commit containing .scss files, but no .css file !
+ */
+
+echo "Checking files staged...\n";
+$sFilesToCommit = shell_exec('git diff --cached --name-only --diff-filter=ACMRT');
+$aFilesToCommit = explode("\n", $sFilesToCommit);
+
+$aScssFiles = GetFilesWithExtension('scss', $aFilesToCommit);
+if (count($aScssFiles) === 0) {
+    echo "No scss file : OK to go !\n";
+    exit(0);
+}
+
+$aCssFiles = GetFilesWithExtension('css', $aFilesToCommit);
+if (count($aCssFiles) === 0) {
+    echo "There are SCSS files staged but no CSS file : REJECTING commit.\n";
+    echo "You must push the compiled SCSS files by running the setup !\n";
+    exit(1);
+}
+
+echo "We have SCSS but also CSS => OK to commit !\n";
+exit(0);
+
+
+
+function GetFilesWithExtension($sExtension, $aFiles) {
+    return array_filter(
+        $aFiles,
+        function($item) use ($sExtension) {
+            return (endsWith($item, '.'.$sExtension));
+        }
+    );
+}
+
+function endsWith( $haystack, $needle ) {
+    $length = strlen( $needle );
+    if( !$length ) {
+        return true;
+    }
+    return substr( $haystack, -$length ) === $needle;
+}
+
+function exitWithMessage($sMessage, $iCode) {
+    echo $sMessage;
+    exit($iCode);
+}