thanks Idean#236

.travis.yml

@@ -1,3 +1,3 @@
 language: java
 jdk:
-  - oraclejdk8
+  - openjdk11

sonar-swift-plugin/src/main/shell/run-sonar-swift.sh

@@ -63,7 +63,7 @@ function readParameter() {
 	parameter=$1
 	shift
 
-	eval $variable="\"$(sed '/^\#/d' sonar-project.properties | grep $parameter | tail -n 1 | cut -d '=' -f2- | sed 's/^[[:space:]]*//;s/[[:space:]]*$//')\""
+	eval $variable=$(printf %q "$(sed '/^\#/d' sonar-project.properties | grep $parameter | tail -n 1 | cut -d '=' -f2-)")
 }
 
 # Run a set of commands with logging and error handling
@@ -277,13 +277,14 @@ rm -rf sonar-reports
 mkdir sonar-reports
 
 # Extracting project information needed later
+buildCmd=($XCODEBUILD_CMD clean build)
 echo -n 'Extracting Xcode project information'
 if [[ "$workspaceFile" != "" ]] ; then
-    buildCmdPrefix="-workspace $workspaceFile"
+    buildCmd+=(-workspace "$workspaceFile")
 else
-    buildCmdPrefix="-project $projectFile"
+    buildCmd+=(-project "$projectFile")
 fi
-buildCmd=($XCODEBUILD_CMD clean build $buildCmdPrefix -scheme "$appScheme")
+buildCmd+=(-scheme $appScheme)
 if [[ ! -z "$destinationSimulator" ]]; then
     buildCmd+=(-destination "$destinationSimulator" -destination-timeout 360 COMPILER_INDEX_STORE_ENABLE=NO)
 fi
@@ -418,15 +419,19 @@ if [ "$oclint" = "on" ] && [ "$hasObjC" = "yes" ]; then
 	currentDirectory=${PWD##*/}
 	echo "$srcDirs" | sed -n 1'p' | tr ',' '\n' > tmpFileRunSonarSh
 	while read word; do
-
-		includedCommandLineFlags=" --include .*/${currentDirectory}/${word}"
-		if [ "$vflag" = "on" ]; then
-            echo
-            echo -n "Path included in oclint analysis is:$includedCommandLineFlags"
-        fi
-		# Run OCLint with the right set of compiler options
-	    runCommand no oclint-json-compilation-database -v $includedCommandLineFlags -- -rc LONG_LINE=$longLineThreshold -max-priority-1 $maxPriority -max-priority-2 $maxPriority -max-priority-3 $maxPriority -report-type pmd -o sonar-reports/$(echo $word | sed 's/\//_/g')-oclint.xml
-
+        numberOfObjcFiles=$(find "${word}/" -name '*.m' | wc -l | tr -d ' ')
+		includedCommandLineFlags=" --include .*/${currentDirectory}/${word}"			if [ $numberOfObjcFiles -gt 0 ]; then
+		if [ "$vflag" = "on" ]; then				includedCommandLineFlags=" --include .*/${currentDirectory}/${word}"
+            echo				if [ "$vflag" = "on" ]; then
+            echo -n "Path included in oclint analysis is:$includedCommandLineFlags"	            	echo
+        fi	            	echo -n "Path included in oclint analysis is:$includedCommandLineFlags"
+		# Run OCLint with the right set of compiler options	        	fi
+	    runCommand no oclint-json-compilation-database -v $includedCommandLineFlags -- -rc LONG_LINE=$longLineThreshold -max-priority-1 $maxPriority -max-priority-2 $maxPriority -max-priority-3 $maxPriority -report-type pmd -o sonar-reports/$(echo $word | sed 's/\//_/g')-oclint.xml				# Run OCLint with the right set of compiler options
+
+ 	    	runCommand no oclint-json-compilation-database -v $includedCommandLineFlags -- -rc LONG_LINE=$longLineThreshold -max-priority-1 $maxPriority -max-priority-2 $maxPriority -max-priority-3 $maxPriority -report-type pmd -o sonar-reports/$(echo $word | sed 's/\//_/g')-oclint.xml
+		else
+			echo "$word has no Objective-C, skipping..."
+		fi
 	done < tmpFileRunSonarSh
 	rm -rf tmpFileRunSonarSh