Fix linting errors

Author: sirbrillig

VariableAnalysis/Lib/Helpers.php

@@ -4,6 +4,7 @@
 
 use PHP_CodeSniffer\Files\File;
 use VariableAnalysis\Lib\ScopeInfo;
+use VariableAnalysis\Lib\Constants;
 use VariableAnalysis\Lib\ForLoopInfo;
 use VariableAnalysis\Lib\EnumInfo;
 use VariableAnalysis\Lib\ScopeType;
@@ -472,7 +473,7 @@ public static function getVariablesInsideCompact(File $phpcsFile, $stackPtr, $ar
 			$argumentFirstToken = $tokens[$argumentPtrs[0]];
 			if ($argumentFirstToken['code'] === T_ARRAY) {
 				// It's an array argument, recurse.
-				$arrayArguments = Helpers::findFunctionCallArguments($phpcsFile, $argumentPtrs[0]);
+				$arrayArguments = self::findFunctionCallArguments($phpcsFile, $argumentPtrs[0]);
 				$variablePositionsAndNames = array_merge($variablePositionsAndNames, self::getVariablesInsideCompact($phpcsFile, $stackPtr, $arrayArguments));
 				continue;
 			}

VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php

@@ -1882,7 +1882,7 @@ protected function processCompact(File $phpcsFile, $stackPtr)
 		Helpers::debug("processCompact at {$stackPtr}");
 		$arguments = Helpers::findFunctionCallArguments($phpcsFile, $stackPtr);
 		$variables = Helpers::getVariablesInsideCompact($phpcsFile, $stackPtr, $arguments);
-		foreach ( $variables as $variable ) {
+		foreach ($variables as $variable) {
 			$currScope = Helpers::findVariableScope($phpcsFile, $stackPtr, $variable->name);
 			if ($currScope === null) {
 				continue;